Pedicels Black & White Stock Photos

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Pedicels Black & White Stock Photos

. Gray's new manual of botany. A handbook of the flowering plants and ferns of the central and northeastern United States and adjacent Canada. Botany. (J94 LABIATAE (MINT FAMILY). ments; anther-cells divergent and at length confluent. — Low annuals, some- what clammy-glandular and balsamic, branched, with entire leaves, and mostly solitary 1-flowered pedicels terminating the branches, becoming lateral by the production of axillary branch- lets, and the flower appearing to be reversed, namely, the short teeth of the calyx upward, etc. Corolla blue, varying to pink, rarely white, small; fl. in s Stock Photo

RMRDAWHB–. Gray's new manual of botany. A handbook of the flowering plants and ferns of the central and northeastern United States and adjacent Canada. Botany. (J94 LABIATAE (MINT FAMILY). ments; anther-cells divergent and at length confluent. — Low annuals, some- what clammy-glandular and balsamic, branched, with entire leaves, and mostly solitary 1-flowered pedicels terminating the branches, becoming lateral by the production of axillary branch- lets, and the flower appearing to be reversed, namely, the short teeth of the calyx upward, etc. Corolla blue, varying to pink, rarely white, small; fl. in s

. The natural history of plants. Botany. Fig. 400. Flower (f). limb of variable form. The attenuated summit of the stem or of some of its divisions is terminated by a floral group i resembling a capitule but in reaUty formed of compound cymes with short .pedicels and free or slightly connate bracts.^ Beside Nardostachys is placed Patrinia (fig. 400), perennial herba of central and eastern Asia, having flowers with a corolla somewhat less irregular, four stamens, a short calycinal collarette, entire or very shghtly dentate, oblique or unequal; the flowers, yellow or white, united in compound co Stock Photo

RMPG2TAY–. The natural history of plants. Botany. Fig. 400. Flower (f). limb of variable form. The attenuated summit of the stem or of some of its divisions is terminated by a floral group i resembling a capitule but in reaUty formed of compound cymes with short .pedicels and free or slightly connate bracts.^ Beside Nardostachys is placed Patrinia (fig. 400), perennial herba of central and eastern Asia, having flowers with a corolla somewhat less irregular, four stamens, a short calycinal collarette, entire or very shghtly dentate, oblique or unequal; the flowers, yellow or white, united in compound co

. The elements of structural botany [microform] : with special reference to the study of Canadian plants, to which is added a selection of examination papers. Plant anatomy; Botany; Plantes; Botanique. 126 ELEMENTS OP STRUCTURAL BOTANY. upper ones, so that all the blossoms are nearly on the same level, the cluster is a corymb (Fig. 170). If the flowers in a head were elevated on separate pedicels of the same length, radiating like the ribs of an umbrella, we should have an umbel, of which the flowers of Geranium and Parsnip (Fig. 51) are examples. A raceme will be compound (Fig. 171) if, inste Stock Photo

RMRJ2DFF–. The elements of structural botany [microform] : with special reference to the study of Canadian plants, to which is added a selection of examination papers. Plant anatomy; Botany; Plantes; Botanique. 126 ELEMENTS OP STRUCTURAL BOTANY. upper ones, so that all the blossoms are nearly on the same level, the cluster is a corymb (Fig. 170). If the flowers in a head were elevated on separate pedicels of the same length, radiating like the ribs of an umbrella, we should have an umbel, of which the flowers of Geranium and Parsnip (Fig. 51) are examples. A raceme will be compound (Fig. 171) if, inste

. Studies in fossil botany . Paleobotany. 563 STUDIES IN FOSSIL BOTANY sterile appendages, which may be called the interseminal scales. Towards the periphery of the fruit, in its lower portion, the sterile organs are more numerous. FlG. 202.—Bcnncttitcs GibsGnicinus. Longitudinal section of a fructification. ;-, recep- tacle ; hi bracts, enclosing the fruit ; s, seeds, each borne at the summit of a long pedicel, ficd. ; i.s., interseminal scales. X about 2, From LinneaH Soc. Trans. After Carruthers. than the pedicels, and around the base of the recep- tacle the former are present alone (Fig. Stock Photo

RMPG164M–. Studies in fossil botany . Paleobotany. 563 STUDIES IN FOSSIL BOTANY sterile appendages, which may be called the interseminal scales. Towards the periphery of the fruit, in its lower portion, the sterile organs are more numerous. FlG. 202.—Bcnncttitcs GibsGnicinus. Longitudinal section of a fructification. ;-, recep- tacle ; hi bracts, enclosing the fruit ; s, seeds, each borne at the summit of a long pedicel, ficd. ; i.s., interseminal scales. X about 2, From LinneaH Soc. Trans. After Carruthers. than the pedicels, and around the base of the recep- tacle the former are present alone (Fig.

. Trees and shrubs : an abridgment of the Arboretum et fruticetum britannicum : containing the hardy trees and schrubs of Britain, native and foreign, scientifically and popularly described : with their propagation, culture and uses and engravings of nearly all the species. Trees; Shrubs; Forests and forestry. LXIV, EVPHOUBIJ^CE^ : BU'XUS. 703 oval-lanceolate, pointed at both ends, and entire. Male flowers upon very short pedicels. Female flowers ?. Male flowers disposed in spikes, part lateral, part terminal, and having a 3-cleft, rather flat, calyx, and 3 stamens that have kidney-shaped anth Stock Photo

RMRDF921–. Trees and shrubs : an abridgment of the Arboretum et fruticetum britannicum : containing the hardy trees and schrubs of Britain, native and foreign, scientifically and popularly described : with their propagation, culture and uses and engravings of nearly all the species. Trees; Shrubs; Forests and forestry. LXIV, EVPHOUBIJ^CE^ : BU'XUS. 703 oval-lanceolate, pointed at both ends, and entire. Male flowers upon very short pedicels. Female flowers ?. Male flowers disposed in spikes, part lateral, part terminal, and having a 3-cleft, rather flat, calyx, and 3 stamens that have kidney-shaped anth

. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. Deciduous Coral Bean 551 obovate blunt or slightly notched at the apex, narrowed at the base, a little hairy beneath when young, but becoming smooth, 2.5 to 6 cm. long, shining and bright yellowish green on the upper surface, paler and dull on the under side. The racemes are borne at the ends of branch- lets, appearing with the leaves of the sea- son in February or March; the axis' of the racemes, the pedicels and calyx, Stock Photo

RMPG1C59–. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. Deciduous Coral Bean 551 obovate blunt or slightly notched at the apex, narrowed at the base, a little hairy beneath when young, but becoming smooth, 2.5 to 6 cm. long, shining and bright yellowish green on the upper surface, paler and dull on the under side. The racemes are borne at the ends of branch- lets, appearing with the leaves of the sea- son in February or March; the axis' of the racemes, the pedicels and calyx,

RMRJ419D–. The elements of structural botany [microform] : with special reference to the study of Canadian plants ; to which is added a selection of examination papers. Plant anatomy; Botany; Plantes; Botanique. Fig. 185. 1 ig. 136. level, the cluster is a corymb (Fig. 135). If the flowers in a head were elevated on separate pedicels of the same length, radiating like the ribs of an umbrella, we should have an umbel^ of which the flowers of Geranium and Parsnip (Fig. 49) are examples. A raceme will be compound (Fig. 13G) if, instead of a solitary flower, there is a raceme, in each axV, and a similar re

. Class-book of botany : being outlines of the structure, physiology, and classification of plants ; with a flora of the United States and Canada . Botany; Botany; Botany. 20T 205 204 206 203 203, Anclromeda racemoaa ; flowers in a secund raceme. 204, Verbascum Blattarla; raceme. 806, LuUucn perenne ; a compound spike or a spike of spikelets. 206, Dipsacus sylvestris ; head with an involucre of leaves. 207, Osmorhiza longistylis ; a compound umbel. 20S, Its fruit. 351. An umbbj. consists of several pedicels of about equal length radiating from the same point, the top of the common peduncle, as Stock Photo

RMPG2ETD–. Class-book of botany : being outlines of the structure, physiology, and classification of plants ; with a flora of the United States and Canada . Botany; Botany; Botany. 20T 205 204 206 203 203, Anclromeda racemoaa ; flowers in a secund raceme. 204, Verbascum Blattarla; raceme. 806, LuUucn perenne ; a compound spike or a spike of spikelets. 206, Dipsacus sylvestris ; head with an involucre of leaves. 207, Osmorhiza longistylis ; a compound umbel. 20S, Its fruit. 351. An umbbj. consists of several pedicels of about equal length radiating from the same point, the top of the common peduncle, as

. The natural history of plants, their forms, growth, reproduction, and distribution;. Botany. 858 THE DISPERSION OF SPECIES BY MEANS OF FRUITS AND SEEDS. to remain poised in the air. The hairs arise either from the surface of the seed-coat (testa), as in the Cotton trees (Bombax and Gossypium; see figs. 470 ^ and 470 ^), or else they spring from the base of the seed, as in Poplars and Willows (Populus and Salix; see p. 423, figs. 318« and 318*; p. 424, fig. 319 and fig. 4711"). In the Bulrush (Typha; see fig. 471 *) they take their rise from the pedicels of the fruits, and in several Ran Stock Photo

RMRDG9R8–. The natural history of plants, their forms, growth, reproduction, and distribution;. Botany. 858 THE DISPERSION OF SPECIES BY MEANS OF FRUITS AND SEEDS. to remain poised in the air. The hairs arise either from the surface of the seed-coat (testa), as in the Cotton trees (Bombax and Gossypium; see figs. 470 ^ and 470 ^), or else they spring from the base of the seed, as in Poplars and Willows (Populus and Salix; see p. 423, figs. 318« and 318*; p. 424, fig. 319 and fig. 4711"). In the Bulrush (Typha; see fig. 471 *) they take their rise from the pedicels of the fruits, and in several Ran

RMPG1ANR–. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. Joewood 771 base. The deliciously fragrant flowers, appearing during the winter months, are perfect and regular, in terminal smooth, many-flowered racemes 2 to 6 cm. long, on stout pedicels about i cm. long; the calyx is bell-shaped, with 5 orbicular, blunt sepals; the corolla is white, salverform, about i cm. across, the spreading lobes longer than the tube, oblong and blunt; filaments flat, broad at the base, the anther

. Botany all the year round; a practical text-book for schools. Botany. INFLORESCENCE 189. ^ 351- Corymb of plum blossoms. 268. The Corymb. — Imagine the lower pedicels of a raceme to be elongated so as to place their flowers on a level with those of the upper nodes, making a convex, or more or less flat- topped cluster, as in the wall-flower and hawthorn, and we have a modification of the raceme called a corymb. In such a cluster the outer blossoms, or those on the circumference, proceed from the lower axils and are, consequently, the oldest; hence, the order of flowering is centripetal, that Stock Photo

RMRE29GK–. Botany all the year round; a practical text-book for schools. Botany. INFLORESCENCE 189. ^ 351- Corymb of plum blossoms. 268. The Corymb. — Imagine the lower pedicels of a raceme to be elongated so as to place their flowers on a level with those of the upper nodes, making a convex, or more or less flat- topped cluster, as in the wall-flower and hawthorn, and we have a modification of the raceme called a corymb. In such a cluster the outer blossoms, or those on the circumference, proceed from the lower axils and are, consequently, the oldest; hence, the order of flowering is centripetal, that

. Pharmaceutical botany. Botany; Botany, Medical. Fig. 28.—Types of racemose inflorescence;^, A raceme. B, Aspike. C, Acatkin. D, A corymb. E, An umbel. The flowers are represented by circles; the age of the flower is indicated by the size. (From Hamaker.) green, but sometimes petaloid, as in the Dogwood. The modified leaves found on pedicels are called bracteolar leaves. The Spathe is a large bract enveloping the inflorescence and often colored, as in the Calla, or membranous, as in the Daffodil. In the indeterminate or axillary anthotaxy, either flowers are pro- duced from base to apex, thos Stock Photo

RMPG2KD2–. Pharmaceutical botany. Botany; Botany, Medical. Fig. 28.—Types of racemose inflorescence;^, A raceme. B, Aspike. C, Acatkin. D, A corymb. E, An umbel. The flowers are represented by circles; the age of the flower is indicated by the size. (From Hamaker.) green, but sometimes petaloid, as in the Dogwood. The modified leaves found on pedicels are called bracteolar leaves. The Spathe is a large bract enveloping the inflorescence and often colored, as in the Calla, or membranous, as in the Daffodil. In the indeterminate or axillary anthotaxy, either flowers are pro- duced from base to apex, thos

. Fossil plants : for students of botany and geology . Paleobotany. xxv] CORYNEPTEKIS 469 base of each pair of pinnae. Mrs Scott ^ who has recently described the sporangia of this species, speaks of one specimen in which germinating spores were found. The same author gives an account of some curious spindle-shaped bodies which she found in association with S. burntislandica. The nature of these organs is uncertain; Mrs Scott inclines to regard them as glands borne in pairs on lateral pedicels of the frond: she adopts for these the name Bensonites fusiformis proposed by Dr Scott. If there is a Stock Photo

RMRDFE3R–. Fossil plants : for students of botany and geology . Paleobotany. xxv] CORYNEPTEKIS 469 base of each pair of pinnae. Mrs Scott ^ who has recently described the sporangia of this species, speaks of one specimen in which germinating spores were found. The same author gives an account of some curious spindle-shaped bodies which she found in association with S. burntislandica. The nature of these organs is uncertain; Mrs Scott inclines to regard them as glands borne in pairs on lateral pedicels of the frond: she adopts for these the name Bensonites fusiformis proposed by Dr Scott. If there is a

. Studies in fossil botany . Paleobotany. SPHENOPHYLLEAE 109 of considerable size (Fig. 46, A), from which the two sporangia hung down side by side, towards the axis of the cone.1 It appears that the pedicels in this species were short, and that they were arranged in three concentric verticils, on each whorl of bracts—another apparent difference from Sphenophyllum Dawsoni. The pedicel, which much resembles a sterile bract in structure,. Fig. 45.—Bowmanites Romeri. Part of transverse section of cone, br, bracts ; pcd pedicel of sporangiophore ; sm, the two sporangia belonging to it. At a the la Stock Photo

RMPG176X–. Studies in fossil botany . Paleobotany. SPHENOPHYLLEAE 109 of considerable size (Fig. 46, A), from which the two sporangia hung down side by side, towards the axis of the cone.1 It appears that the pedicels in this species were short, and that they were arranged in three concentric verticils, on each whorl of bracts—another apparent difference from Sphenophyllum Dawsoni. The pedicel, which much resembles a sterile bract in structure,. Fig. 45.—Bowmanites Romeri. Part of transverse section of cone, br, bracts ; pcd pedicel of sporangiophore ; sm, the two sporangia belonging to it. At a the la

. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. GRAMINEAE. Vol. I. Rachis of the racemes wingless ; first scale of spikelet wanting, or rudimentary. Racemes short, i'-^' long; spikelets less than i" long. Racemes exceeding 4' long, rarely shorter; spikelets over 1" long. Rachis of the racemes with the lateral angles broadly winged. Pedicels terete, glabrous or nearly so ; first scale wanting. Leave Stock Photo

RMRDJTR9–. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. GRAMINEAE. Vol. I. Rachis of the racemes wingless ; first scale of spikelet wanting, or rudimentary. Racemes short, i'-^' long; spikelets less than i" long. Racemes exceeding 4' long, rarely shorter; spikelets over 1" long. Rachis of the racemes with the lateral angles broadly winged. Pedicels terete, glabrous or nearly so ; first scale wanting. Leave

. The botany of crop plants : a text and reference book. Botany, Economic. 544 BOTANY OF CROP PLANTS berry, or Vaccinium mcmhranaceum, the thin-leaved bil- berry), or in racemes (as in Vaccinium virgatum, southern , black huckleberry, or Vaccinium oxycoccus, the European cranberry). The flower pedicels are usually bracted. The small flowers are perfect, sympetalous, and usu- k y -^.j^ 'to/ ally actinomorphic (Fig. 224). The calyx ^^'^^y (Fig- 225) forms a tube, grown fast to the ovary, the hmb (free portion) four- to five-lobed or four- to five-cleft, and either persistent or deciduous. The s Stock Photo

RMPG1BFT–. The botany of crop plants : a text and reference book. Botany, Economic. 544 BOTANY OF CROP PLANTS berry, or Vaccinium mcmhranaceum, the thin-leaved bil- berry), or in racemes (as in Vaccinium virgatum, southern , black huckleberry, or Vaccinium oxycoccus, the European cranberry). The flower pedicels are usually bracted. The small flowers are perfect, sympetalous, and usu- k y -^.j^ 'to/ ally actinomorphic (Fig. 224). The calyx ^^'^^y (Fig- 225) forms a tube, grown fast to the ovary, the hmb (free portion) four- to five-lobed or four- to five-cleft, and either persistent or deciduous. The s

. The elements of botany embracing organography, histology, vegetable physiology, systematic botany and economic botany ... together with a complete glossary of botanical terms. Botany. The minute branches of the peduncle, or slender stalks â which support the individual flowers, are called pedicels (Fig. 85, jjetf). 47. The bracts are generally dimin- utive leaves which subtend the flower- cluster, or from whose axil the flower stem proceeds (Fig. 85, hr). The sec- ondary or small bracts on the pedicels are called the bractlets (Fig. 85, hrf). They have generally lost the ordinary function of Stock Photo

RMRE1N7F–. The elements of botany embracing organography, histology, vegetable physiology, systematic botany and economic botany ... together with a complete glossary of botanical terms. Botany. The minute branches of the peduncle, or slender stalks â which support the individual flowers, are called pedicels (Fig. 85, jjetf). 47. The bracts are generally dimin- utive leaves which subtend the flower- cluster, or from whose axil the flower stem proceeds (Fig. 85, hr). The sec- ondary or small bracts on the pedicels are called the bractlets (Fig. 85, hrf). They have generally lost the ordinary function of

. Our native trees and how to identify them; a popular study of their habits and their peculiarities. Trees. HEATH FAMILY They remain green and fall during the second summer. Petioles short, stout, slightly flattened. Flowers.—Flowers appear in May or June from buds which are formed in autumn in the axils of the upper leaves in the form of slender cones of downy green scales. These buds usually develop two or more lateral branches, the whole forming a compound many- flowered corymb four or five inches in diameter and overlapped at the flowering time by the leafy branches of the year. Pedicels Stock Photo

RMPG1XGT–. Our native trees and how to identify them; a popular study of their habits and their peculiarities. Trees. HEATH FAMILY They remain green and fall during the second summer. Petioles short, stout, slightly flattened. Flowers.—Flowers appear in May or June from buds which are formed in autumn in the axils of the upper leaves in the form of slender cones of downy green scales. These buds usually develop two or more lateral branches, the whole forming a compound many- flowered corymb four or five inches in diameter and overlapped at the flowering time by the leafy branches of the year. Pedicels

. A text-book of elementary botany. Botany. SYSTEMATIC BOTANY. 101 indication of a fibro-vascular system. The two classes, into which the Bryophytes are divided, are the Liverworts {Hepat- icx, Fig. 126), and the Mosses (Miisci, Fig. 125). Collect as many kinds of Mosses as can be found in fruit, i. e. with the (usually long) pedicels surmounted by the capsules. Sketch the entire plant, natural size. Then use the lens and make magnified figures of leaves, also of the capsule and all that can he seen in connection with it. Liverworts are less common, hut specimens may be found on damp shaded ro Stock Photo

RMRE1NC2–. A text-book of elementary botany. Botany. SYSTEMATIC BOTANY. 101 indication of a fibro-vascular system. The two classes, into which the Bryophytes are divided, are the Liverworts {Hepat- icx, Fig. 126), and the Mosses (Miisci, Fig. 125). Collect as many kinds of Mosses as can be found in fruit, i. e. with the (usually long) pedicels surmounted by the capsules. Sketch the entire plant, natural size. Then use the lens and make magnified figures of leaves, also of the capsule and all that can he seen in connection with it. Liverworts are less common, hut specimens may be found on damp shaded ro

. Our native trees and how to identify them; a popular study of their habits and their peculiarities. Trees. OLIVE FAMILY Flowers.— May, before the leaves ; Dioecious, borne in lengthened panicles near the end of the branches, in axils of last year's leaves. Pedicels smooth ; bracts varying in size and form. Calyx.—Campanulate ; m staminate flower slightly four-lobed ; in pistillate flower deeply lobed. Corolla.—Wanting. Staiiu-iis.—Two, rarely^ three ; filaments, short; an- thers large, oblong, reddish purple. » Pistil.—Ovary superior, two-celled, oval, contracted into a long slender style, w Stock Photo

RMPG1XGB–. Our native trees and how to identify them; a popular study of their habits and their peculiarities. Trees. OLIVE FAMILY Flowers.— May, before the leaves ; Dioecious, borne in lengthened panicles near the end of the branches, in axils of last year's leaves. Pedicels smooth ; bracts varying in size and form. Calyx.—Campanulate ; m staminate flower slightly four-lobed ; in pistillate flower deeply lobed. Corolla.—Wanting. Staiiu-iis.—Two, rarely^ three ; filaments, short; an- thers large, oblong, reddish purple. » Pistil.—Ovary superior, two-celled, oval, contracted into a long slender style, w

. A manual of weeds : with descriptions of all the most pernicious and troublesome plants in the United States and Canada, their habits of growth and distribution, with methods of control . Weeds. CRUOIFERAE (MUSTARD FAMILY) 181 shaped silicles, on fine, wire-like pedicels; each "Mother's heart" is partitioned across its narrow thickness and each cell contains about ten reddish brown seeds, a thrifty plant of average size producing about two thousand. Means of control In cultivated ground the weed succumbs to the constant tillage required, but such plants as spring up after the culti Stock Photo

RMRD9WEM–. A manual of weeds : with descriptions of all the most pernicious and troublesome plants in the United States and Canada, their habits of growth and distribution, with methods of control . Weeds. CRUOIFERAE (MUSTARD FAMILY) 181 shaped silicles, on fine, wire-like pedicels; each "Mother's heart" is partitioned across its narrow thickness and each cell contains about ten reddish brown seeds, a thrifty plant of average size producing about two thousand. Means of control In cultivated ground the weed succumbs to the constant tillage required, but such plants as spring up after the culti

. Fossil plants : for students of botany and geology . Paleobotany. xiv] LYCOPODIUM 49 outer tissue of the sporophylls (a). A transverse section in the plane BB of fig. 127 is shown in fig. 129: the pedicels and a part of each vascular strand are seen at b radiating from the axis of the cone; one sporophyll (sp, a) is cut through in the. .1^^ ^:::^ Fig. 129. Transverse section of the cone of Lycopodium cernuum in the plane BB of fig. 127. (After Lang.)] region of the pad of tracheal tissue that characterises the short sporangial stalks. The upper portions of the sporangia of the next lower who Stock Photo

RMPG16GX–. Fossil plants : for students of botany and geology . Paleobotany. xiv] LYCOPODIUM 49 outer tissue of the sporophylls (a). A transverse section in the plane BB of fig. 127 is shown in fig. 129: the pedicels and a part of each vascular strand are seen at b radiating from the axis of the cone; one sporophyll (sp, a) is cut through in the. .1^^ ^:::^ Fig. 129. Transverse section of the cone of Lycopodium cernuum in the plane BB of fig. 127. (After Lang.)] region of the pad of tracheal tissue that characterises the short sporangial stalks. The upper portions of the sporangia of the next lower who

RMRDFEJ9–. Trees and shrubs : an abridgment of the Arboretum et fruticetum britannicum : containing the hardy trees and schrubs of Britain, native and foreign, scientifically and popularly described : with their propagation, culture and uses and engravings of nearly all the species. Trees; Shrubs; Forests and forestry. XXV. legumina'ce^ : cy'tisus. 213 down. Flowers axillary, on short pedicels. Calyx and pedicels silky. Legumes pu- bescent, and 3—4-seeded. (Dec. Prod.) A procumbent shrub. South of France, Switzerland, Germany, &c. ; and Britain, on dry elevated downs or heaths, in Suffolk, Cornwall

. Foundations of botany. Botany; Botany. 22 FOUNDATIONS OF BOTANY 1. S. variabilis, var. latifolia, Willd. Broad-leaved Arrow- head. Leaves very variable in size and shape, from broadly sagittate to linear; those growing on the drier soil being usually the broader; petioles 6-30 in. long. Scape smooth or slightly downy, 6-36 in. high; bracts acute. Flowers monoecious or sometimes dioecious, white, 1 in. or more in width; pedicels of the staminate flowers twice the length of those of the fertile flowers. Filaments long, smooth, and slender. Akenes with beak nearly horizontal. Ditches and muddy Stock Photo

RMPG3TT9–. Foundations of botany. Botany; Botany. 22 FOUNDATIONS OF BOTANY 1. S. variabilis, var. latifolia, Willd. Broad-leaved Arrow- head. Leaves very variable in size and shape, from broadly sagittate to linear; those growing on the drier soil being usually the broader; petioles 6-30 in. long. Scape smooth or slightly downy, 6-36 in. high; bracts acute. Flowers monoecious or sometimes dioecious, white, 1 in. or more in width; pedicels of the staminate flowers twice the length of those of the fertile flowers. Filaments long, smooth, and slender. Akenes with beak nearly horizontal. Ditches and muddy

. The antelope and deer of America : a comprehensive treatise upon the natural history, including the characteristics, habits, affinities, and capacity for domestication of the Antilocapra and Cervidae of North America . Pronghorn; Deer; Mammals. THE ANTLERS. 195 The pedicels on which the Moose antlers grow are situate at the top of the head, and are from seven to nine inches apart, with a lateral projection. From these the antlers grow out lat- erally in horizontal positions. A few inches from their bases they commence an upward and forward curve, so that the palm usually occupies nearly a ve Stock Photo

RMRDJYEX–. The antelope and deer of America : a comprehensive treatise upon the natural history, including the characteristics, habits, affinities, and capacity for domestication of the Antilocapra and Cervidae of North America . Pronghorn; Deer; Mammals. THE ANTLERS. 195 The pedicels on which the Moose antlers grow are situate at the top of the head, and are from seven to nine inches apart, with a lateral projection. From these the antlers grow out lat- erally in horizontal positions. A few inches from their bases they commence an upward and forward curve, so that the palm usually occupies nearly a ve

RMPG1AXE–. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. 738 The Tupelos staminate flowers are on slender pedicels, in long-stalked umbels; the pistillate 2 together, at the end of a long stalk, with ovate blunt petals. The fruit is in clus- ters of 2 on a stalk 2 to 6 cm. long, oval to eUiptic, 10 to 13 mm. long, dark blue; the acrid pulp is rather thin; stone oval, prominently ribbed. The wood is very similar to that of the Sour gum, of which this tree is some- times consider

RMRJ2DG0–. The elements of structural botany [microform] : with special reference to the study of Canadian plants, to which is added a selection of examination papers. Plant anatomy; Botany; Plantes; Botanique. Y^. 170.. Fig. 171. internodes of a spike to be suppressed so that the flowers are densely crowded, you will have a lieady of which Clover antl Button-lmsh supply instances. If the lower pedicels of a raceme are considerably longer than the Fijf. 170.—IMan of tho simple foryinb. Fijf. 171.—COuipouud raceme. ^Giay.). Please note that these images are extracted from scanned page images that may h

RMPG1B6X–. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. 654 The Maples faces or a little paler beneath than above, and vary from 5 to 13 cm. in length. The clustered flowers are without petals and borne on the twigs of the past sea- son, at the scars of last year's leaves, and appear with the new leaves or a little before them, the staminate and pistillate flowers on different trees; the staminate ones are on hairy drooping pedicels, have a 5-lobed calyx and about 5 stamens wi

. Agricultural botany, theoretical and practical. Botany, Economic; Botany. COiMPOUND RACEMOSE INFLORESCENCES 91 are seen in the hyacinth, lily-of-the-valley, wallflower, snapdragon, mignonette, and currants. The corymb (C, Fig. 39) has its pedicels of different lengths, those at the base of the rachis being longest, followed by pedicels of decreasing length upwards; all the flowers are nearly on the same level. Examples occur in candytuft. (iii) With shortened axis and sessile flowers— The capitulum or head (A, Fig. 40) possesses a short thick rachis termed the receptacle (r) upon which are a Stock Photo

RMRE1R6X–. Agricultural botany, theoretical and practical. Botany, Economic; Botany. COiMPOUND RACEMOSE INFLORESCENCES 91 are seen in the hyacinth, lily-of-the-valley, wallflower, snapdragon, mignonette, and currants. The corymb (C, Fig. 39) has its pedicels of different lengths, those at the base of the rachis being longest, followed by pedicels of decreasing length upwards; all the flowers are nearly on the same level. Examples occur in candytuft. (iii) With shortened axis and sessile flowers— The capitulum or head (A, Fig. 40) possesses a short thick rachis termed the receptacle (r) upon which are a

RMPG0G9F–. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. 494 The Plums and Cherries. Fig. 452. — Wild Goose Plum. 4-flowered umbels on slender, roughish pedicels; the calyx-tube is obconic, the lobes ovate, blunt or pointed, glandular- toothed, hairy on both surfaces; the petals are obovate, seldom notched. The fruit ripens in September or October, is nearly globular, 2 to 2.5 cm. long, bright red; its skin is thick, the flesh thin, hard, and acid; the stone is oval, somewhat s

. A manual of Indian botany. Botany. Morphology flowers open successively from the bottom towards the top, whereas in corymb, umbel, and capitulum they open successively from the circumference towards the centre, or centripetally. In either case, however, the order of opening of flowers is acro- petalous. In an umbel or cap- itulum the apex of the peduncle from which the pedicels or the widened head arise is usually clothed with a whorl of bracts known as an involucre. Racemes, spikes, spadices, and umbels may be simple or com- pound, according as the floral axis is unbranched or branched. Com Stock Photo

RMRE1RE4–. A manual of Indian botany. Botany. Morphology flowers open successively from the bottom towards the top, whereas in corymb, umbel, and capitulum they open successively from the circumference towards the centre, or centripetally. In either case, however, the order of opening of flowers is acro- petalous. In an umbel or cap- itulum the apex of the peduncle from which the pedicels or the widened head arise is usually clothed with a whorl of bracts known as an involucre. Racemes, spikes, spadices, and umbels may be simple or com- pound, according as the floral axis is unbranched or branched. Com

RMPG2P9W–. Our native trees and how to identify them; a popular study of their habits and their peculiarities. Trees. OLIVE FAMILY Flowers.—May, before the leaves ; Dioecious, borne in lengthened panicles near the end of the branches, in axils of last year's leaves. Pedicels smooth ; bracts varying in size and form. Calyx.—Campanulate ; in staminate flower slightly four-lobed ; in pistillate flower deeply lobed. Corolla.—Wanting. Stamens.—Two, rarely three ; filaments, short; an- thers large, oblong, reddish purple. Pistil.—Ovary superior, two-celled, oval, contracted into a long slender style, with tw

. Fungous diseases of plants : with chapters on physiology, culture methods and technique . Fungi in agriculture. 424 FUNGOUS DISEASES OF PLANTS teleutospores with long, gelatinizing pedicels (Fig. 206). These teleutospores germinate immediately. Three promycelia often arise from a spore, each through a germ pore situated near the septum between the two cells. The promycelium may form four sporidia in the usual manner, and these sporidia cannot reinfect the cedar. They may apparently be borne long distances by the wind. Moreover, they are produced during the season when young leaves and fruits Stock Photo

RMRDJ5T3–. Fungous diseases of plants : with chapters on physiology, culture methods and technique . Fungi in agriculture. 424 FUNGOUS DISEASES OF PLANTS teleutospores with long, gelatinizing pedicels (Fig. 206). These teleutospores germinate immediately. Three promycelia often arise from a spore, each through a germ pore situated near the septum between the two cells. The promycelium may form four sporidia in the usual manner, and these sporidia cannot reinfect the cedar. They may apparently be borne long distances by the wind. Moreover, they are produced during the season when young leaves and fruits

RMPG0GPK–. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. 438 The Serviceberries prominent on the under side; the slender grooved leaf-stalks are 1.5 to 2.5 cm. long. The flowers, opening when the leaves are about one fourth expanded, in March or April to May, are in spreading or drooping racemes 7 to 10 cm. long, on slender pedicels 1.5 to 3 cm. long; the bracts are purplish, silky, but fall away before the flowers open. The calyx is bell-shaped, nearly smooth, with lanceolate

RMRDBF3F–. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. 558 Texan Coursetia ously veined. The flowers unfold with the leaves from March to July in short axillary whitish-hairy racemes with sharp bractlets that fall off before the flowers expand. The flowers are purplish, about 15 mrii. long on pedicels about the length of the calyx; calyx-lobes are about equal, ovate and blunt; the disk is cup- shaped and joined to the calyx-tube; the petals are purplish or violet; the standar

RMPG1ARN–. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. 754 The Rhododendrons and leathery, oblong or oval, 8 to 12 cm. long, pointed at the apex, rounded, narrowed, or somewhat heart-shaped at the base, revolute on the margin, dark green, smooth and shining above, pale and glaucous with the midrib prominent beneath; the leaf-stalk is stout and broad, about 3 cm. long. The flowers ap- pear in May and June in dense clusters often 13 cm. across, on stout pedicels which are hairy

. The elements of structural botany with special reference to the study of Canadian plants ... Plant physiology; Plant anatomy. 126 ELEMENTS OF STRUCTURAL BOTAKY. upper ones, so that all the blossoms are nearly on the same level, the cluster is a corymb (Fig. 170). If the flowers in a head were elevated on separate pedicels of the same length, radiating like the ribs of an umbrella, we should have an umbel, of which the flowers of Geranium and Parsnip (Fig. 51) are examples. A raceme will be compound (Fig. 171) if, instead of a solitary flower, there is a raceme in each axil, and a similar rem Stock Photo

RMRE1FBY–. The elements of structural botany with special reference to the study of Canadian plants ... Plant physiology; Plant anatomy. 126 ELEMENTS OF STRUCTURAL BOTAKY. upper ones, so that all the blossoms are nearly on the same level, the cluster is a corymb (Fig. 170). If the flowers in a head were elevated on separate pedicels of the same length, radiating like the ribs of an umbrella, we should have an umbel, of which the flowers of Geranium and Parsnip (Fig. 51) are examples. A raceme will be compound (Fig. 171) if, instead of a solitary flower, there is a raceme in each axil, and a similar rem

RMPG1XMA–. Our native trees and how to identify them; a popular study of their habits and their peculiarities. Trees. OLIVE FAMILY Flowers.—May, before the leaves ; Dioecious, borne in lengthened panicles near the end of the branches, in axils of last year's leaves. Pedicels smooth ; bracts varying in size and form. Calyx.—Campanulate ; in staminate flower slightly four-lobed ; in pistillate flower deeply lobed. Corolla.—Wanting. Stamc'iis.—Two, rarely three ; filaments, short ; an- thers large, oblong, reddish purple. Pistil.—Ovary superior, two-celled, oval, contracted into a long slender style, with

$. Trees and shrubs : an abridgment of the Arboretum et fruticetum britannicum : containing the hardy trees and schrubs of Britain, native and foreign, scientifically and popularly described : with their propagation, culture and uses and engravings of nearly all the species. Trees; Shrubs; Forests and forestry. XXII. BHAMNA^CE^: CEANoVhUS. 181 Spec. Char., Sfc. Leaves ovate-oblong, obtuse, acutely serrated, smooth above, hoary and downy beneath. Thyrse elongated, axillary, with a downy rachis. Pedicels smooth. {Don's Mill.) A sub-evergreen shrub. Mexico. Height 6ft. to 10ft. Introduced in 1818. Stock Photo$

RMRDFEYJ–. Trees and shrubs : an abridgment of the Arboretum et fruticetum britannicum : containing the hardy trees and schrubs of Britain, native and foreign, scientifically and popularly described : with their propagation, culture and uses and engravings of nearly all the species. Trees; Shrubs; Forests and forestry. XXII. BHAMNA^CE^: CEANoVhUS. 181 Spec. Char., Sfc. Leaves ovate-oblong, obtuse, acutely serrated, smooth above, hoary and downy beneath. Thyrse elongated, axillary, with a downy rachis. Pedicels smooth. {Don's Mill.) A sub-evergreen shrub. Mexico. Height 6ft. to 10ft. Introduced in 1818.

RMPG0G7X–. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. 498 The Plums and Cherries before or with the leaves in April or May, are 1.5 to 2.5 cm. across, in lateral, very scaly, short-stalked 2-to 5-flowered umbels, on smooth slender pedicels 2 to 4 cm. long; the calyx-tube is urn-shaped, smooth, its lobes rather broad, blunt, minutely glandular-toothed and reflexed; the petals are broadly obovate, notched at the apex. The fruit ripens in June and July, is nearly globular, 8 to

. The vegetation of the Siberian-Mongolian frontiers (the Sayansk region). Botany; Botany. than in the typical species, shai'ply serrulate at the margin. The flowers have short, but distinct pedicels to 5 mm. long, distinctly stiiate, glabrous or sparingly puberulent. The calyx ratlier deeply split into 5 long, linear lobes of unequal length, acute or mucronu- late at the top, frequently rather much surpassing the tube in length, glabrous or some- times ciliate. The 3 lobes of the lower lip are slightly emarginate at the top, not round- ed as in the typical species, slightly ciliate. The style Stock Photo

RMRDWHB1–. The vegetation of the Siberian-Mongolian frontiers (the Sayansk region). Botany; Botany. than in the typical species, shai'ply serrulate at the margin. The flowers have short, but distinct pedicels to 5 mm. long, distinctly stiiate, glabrous or sparingly puberulent. The calyx ratlier deeply split into 5 long, linear lobes of unequal length, acute or mucronu- late at the top, frequently rather much surpassing the tube in length, glabrous or some- times ciliate. The 3 lobes of the lower lip are slightly emarginate at the top, not round- ed as in the typical species, slightly ciliate. The style

RMPG1AYB–. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. White Stopper 725 all seasons, in small short axillary or lateral racemes, on rusty-hairy pedicels. The 4 calyx-lobes are blunt; the corolla is 3 or 4 mm. across, its 4 white petals glandular-punctate and fringed on the margin. The fruit is oval or subglobose, somewhat oblique, S to 8 mm. long, black, and aromatic. The wood is very hard, strong, close-grained, and dark reddish brown; its specific gravity is 0.94, and it i

. The natural history of plants. Botany. 878 NATURAL aiSTOBY OF PLANTS. ovule very incompletely anatropous and flowers with short pedicels bearing bracteoles connate in a calycule ; we make it only a' section of Coffea. The same course perhaps should be adopted with Leio- Ixora {Pavetta) indica.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Baillon, Henri Ernest, 1827-1895; Hartog, Marcus Manuel, 1851-. London, L. Reeve Stock Photo

RMRDH7X4–. The natural history of plants. Botany. 878 NATURAL aiSTOBY OF PLANTS. ovule very incompletely anatropous and flowers with short pedicels bearing bracteoles connate in a calycule ; we make it only a' section of Coffea. The same course perhaps should be adopted with Leio- Ixora {Pavetta) indica.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Baillon, Henri Ernest, 1827-1895; Hartog, Marcus Manuel, 1851-. London, L. Reeve

RMPG1C19–. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. 572 Baretta site pairs, thick and leathery, obovate to wedge-shaped or oblong, 3.5 to 6 cm, long, rounded or notched at the apex, more or less revolute on the entire mar- gin, tapering at the base into a short stout stalk, prominently reticulated on both surfaces, bright green and shining above, paler beneath. The flowers are in corymb-like cymes, their stout pedicels sometimes slightly hairy; the small calyx consists of

. A manual of botany. Botany. Fig. 232. Polychasiai cyme of Laurustmus^(Fi&!/rwf/;ft Tinus), e. The Verticillaster.—This is a very much condensed cyme, the flowers of which have very short pedicels, and there- fore appear almost sessile. Fig. 23.S. The first axis gives rise to two branches, but the latter and their succeeding branches generally bear only one each. The whole verticillaster ap- pears much like a. cluster ol sessile flowers. Instances of it are afforded by most plants of the natural order Labiates, which bear two such cymes in the axils of opposite leaves, so that the flowers Stock Photo

RMRE1KD4–. A manual of botany. Botany. Fig. 232. Polychasiai cyme of Laurustmus^(Fi&!/rwf/;ft Tinus), e. The Verticillaster.—This is a very much condensed cyme, the flowers of which have very short pedicels, and there- fore appear almost sessile. Fig. 23.S. The first axis gives rise to two branches, but the latter and their succeeding branches generally bear only one each. The whole verticillaster ap- pears much like a. cluster ol sessile flowers. Instances of it are afforded by most plants of the natural order Labiates, which bear two such cymes in the axils of opposite leaves, so that the flowers

. Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches. Gardening. Cara^ana frutescens. BB. Machis persistent, spiny: pedicels shorter than the fls. Chdmlagu, Lam. Shrub, 2-4 ft.: spines long: Ifts. 4, in 2 somewhat remote pairs, chartaeeous, obovate, emar- ginate or rounded at the apex, glabrous, Ji-K in.long: fls. solitary, reddish yellow, 13^in. long. May. N. China. pygmeea Stock Photo

RMPG3RHJ–. Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches. Gardening. Cara^ana frutescens. BB. Machis persistent, spiny: pedicels shorter than the fls. Chdmlagu, Lam. Shrub, 2-4 ft.: spines long: Ifts. 4, in 2 somewhat remote pairs, chartaeeous, obovate, emar- ginate or rounded at the apex, glabrous, Ji-K in.long: fls. solitary, reddish yellow, 13^in. long. May. N. China. pygmeea

RMRJ0EAD–. The elements of structural botany [microform] : with special reference to the study of Canadian plants : to which is added a selection of examination papers. Plant anatomy; Botany; Botanique; Botanique. 7H ELEMENTS OF STRUCTUKAL liOTANY. CHAPTER XIV. III' i EXAMINATION OF GI.UMACEOUS PLANTS- OTHER C5RASSRS. -TIMOTHY AND 100. Timothy. The top of a stalk of this well- known grass is cylindrical in shape, and upon examina- tion will be found to consist of a vast number of similar pieces compactly arranged on very short pedicels about the stalk as an axis. Carefully separate one of these pieces

RMPG1XFH–. Our native trees and how to identify them; a popular study of their habits and their peculiarities. Trees. OLIVE FAMILY Flowers.—May, before the leaves; Dioecious, borne in lengthened panicles near the end of the branches, in axils of last year's leaves. Pedicels smooth; bracts varying in size and form. Calyx.—Campanulate ; in staminate flower slightly four-lobed; in pistillate flower deeply lobed. Corolla.—Wanting. Stamens.-—Two, rarely three ; filaments, short; an- thers large, oblong, reddish purple. Pistil.—Ovary superior, two-celled, oval, contracted into a long slender style, with two

. Fungi; their nature, influence, and uses;. Fungi. 150 FUKGI. days a little obtuse tube is protruded tlirougb the epispore, bearing at its apex long fusi form bodies, -which are the sporules of the first generation. These conjugate by means of short transverse tubes, after the manner of the threads of Zijrjnema. Afterwards long elliptical sporules of the second gene- ration are produced on short pedicels by the conjugated fusiform bodies of the first generation. (Fig. 89, «s.) Ultimately these sporules of the second generation germi- nate, and generate, on short spicules, similar sporules of Stock Photo

RMRE1GG9–. Fungi; their nature, influence, and uses;. Fungi. 150 FUKGI. days a little obtuse tube is protruded tlirougb the epispore, bearing at its apex long fusi form bodies, -which are the sporules of the first generation. These conjugate by means of short transverse tubes, after the manner of the threads of Zijrjnema. Afterwards long elliptical sporules of the second gene- ration are produced on short pedicels by the conjugated fusiform bodies of the first generation. (Fig. 89, «s.) Ultimately these sporules of the second generation germi- nate, and generate, on short spicules, similar sporules of

RMPG2AJX–. Trees and shrubs : an abridgment of the Arboretum et fruticetum britannicum : containing the hardy trees and schrubs of Britain, native and foreign, scientifically and popularly described : with their propagation, culture and uses and engravings of nearly all the species. Trees; Shrubs; Forests and forestry. 1155. V. anRUstifilium. Identi/tcation. Ait. Hort. Kew., ed. 2., vol. 2. p. 366. ; Don's IMlll., 3. p. 852. Sunrniyme. V. myrtilloides Nichjc. Fl. Ear. Amer. 1. p. 234. Engravings. Bet. Mag., t. 3447. j and our fig. 11.^5. Spec, Char., Sfc. Pedicels scattered, mostly solitary. Leaves lan

RMRDFA0B–. Trees and shrubs : an abridgment of the Arboretum et fruticetum britannicum : containing the hardy trees and schrubs of Britain, native and foreign, scientifically and popularly described : with their propagation, culture and uses and engravings of nearly all the species. Trees; Shrubs; Forests and forestry. 1056. L. mariana. beneath, almost leafless. Flowers on pedicels, aggregate, large, white, sometimes tinged with red. Calyx leafy. Corolla ovate- cylindrical. Capsule conoid. (Don's Mill.) A deciduous low shrub. New England to Florida, in woods and dry swamps, espe- cially in sandy soil.

RMPFYPRA–. Gray's new manual of botany. A handbook of the flowering plants and ferns of the central and northeastern United States and adjacent Canada. Botany. 756. B. juDcea. Stem-leaf and part of fruiting raceme x %. — Annuals or biennials, with yellow flowers. Lower leaves mostly lyrate, incised, or pinnatifid. (The Latin name of the Cabbage.) * Beak of the pod large, fiat or conspicuously angled, usually containing one seed in an indehiscent cell; leaves not clasping at the base. 1. B. Alba (L.) Boiss. (White M.) Pods bristly, ascending on spreading pedicels, mure than half their length occupied by

RMRE0J86–. Class-book of botany : being outlines of the structure, physiology and classification of plants : with a flora of the United States and Canada . Botany; Botany; Botany. INFLORSBCENCE. 73 themselves umbels, as in caraway and most of the Umbeliferse, a com- pound umbel is produced. Such secondary umbels are called umbellets and the primary pedicels, rays. ^ 352. The panicle is a compound inflorescence formed by the irregu- lar branching of the pedicels of the raceme, as in oats, spear-grass, Catalpa. X' 353. A THYKSE is a sort of compact, oblong, or pyramidal panicle, as in lilac, grape. 354.

. The fungi which cause plant disease . Plant diseases; Fungi. 378 THE FUNGI WHICH CAUSE PLANT DISEASE long covered by the epidermis. Spores broadly oval, often almost globose, slightly constricted, apex not thickened, thickly vemicose, brown, 26^8 x 30-35 ii. Pedicels short, colorless, deciduous. Mycelium localized. An opsis-type on cultivated Tragopogon. Urediniospores are unknown. The teliospores are often unicellular and are very variable. P. tarazaci Plow, is common on dandelion. P. cichorii Pass, is a hemi-type on Cichorium. P. isiacse on Phragmitis is thought to be. Fio. 274.—P. gramini Stock Photo

RMPG4603–. The fungi which cause plant disease . Plant diseases; Fungi. 378 THE FUNGI WHICH CAUSE PLANT DISEASE long covered by the epidermis. Spores broadly oval, often almost globose, slightly constricted, apex not thickened, thickly vemicose, brown, 26^8 x 30-35 ii. Pedicels short, colorless, deciduous. Mycelium localized. An opsis-type on cultivated Tragopogon. Urediniospores are unknown. The teliospores are often unicellular and are very variable. P. tarazaci Plow, is common on dandelion. P. cichorii Pass, is a hemi-type on Cichorium. P. isiacse on Phragmitis is thought to be. Fio. 274.—P. gramini

. The fungi which cause plant disease . Plant diseases; Fungi. 326 THE FUNGI WHICH CAUSE PLANT DISEASE In a few species "*'' ^^ there are what are known as amphispores or resting forms of urediniospores provided with thickened walls. They have colorless contents and pedicels more persistent than those of the usual urediniospore. III. Telia (teleuto-sori). Toward the latter part of the grow- ing seasons another kind of spore appears, often in the same sorus with the urediniospore and from the same mycehum. It is of various forms in different genera, one or more- celled, varies in shape, th Stock Photo

RMRDE65P–. The fungi which cause plant disease . Plant diseases; Fungi. 326 THE FUNGI WHICH CAUSE PLANT DISEASE In a few species "*'' ^^ there are what are known as amphispores or resting forms of urediniospores provided with thickened walls. They have colorless contents and pedicels more persistent than those of the usual urediniospore. III. Telia (teleuto-sori). Toward the latter part of the grow- ing seasons another kind of spore appears, often in the same sorus with the urediniospore and from the same mycehum. It is of various forms in different genera, one or more- celled, varies in shape, th

RMPFYJHX–. Gray's new manual of botany. A handbook of the flowering plants and ferns of the central and northeastern United States and adjacent Canada. Botany. UMBELLIFBKAE (PAKSLEY FAMILY) 611. 818. 8. trifoliata x 2%. broader; sterile flowers on long slender pedicels; fruit ovoid or at maturity somewhat fusiform, tipped with the conspicuous beak-like calyx. — Rich soil, Kennebec Valley, Me. {Scriliner); and from the Ct. Valley to Ont., Minn., and W. Va. Fig. 818. 3. HYDROCdTYlE [Toum.] L. Water Pennywokt Calyx-teeth obsolete. Carpels with 2 of the ribs enlarged and often foiming a thickened margin ;

. The natural history of plants. Botany. Fig. 171. Flower (f). Fig. 170. Inflorescence. Fig. 172. Long. sect, of flower. pointed at the margin. They inhabit all warm and temperate regions of the globe; only Alepidea represents the genus in South Africa. Astrantia (fig. 173-176) has nearly the flowers oiEryngium; but they are polygamous, and in the same inflorescence, resembling an umbel, the outer flowers however being less developed than the central; the female flowers are sessile or shortly pedicellate; the males having longer pedicels. The entire inflorescence is surrounded by numerous brac Stock Photo

RMRDGPT2–. The natural history of plants. Botany. Fig. 171. Flower (f). Fig. 170. Inflorescence. Fig. 172. Long. sect, of flower. pointed at the margin. They inhabit all warm and temperate regions of the globe; only Alepidea represents the genus in South Africa. Astrantia (fig. 173-176) has nearly the flowers oiEryngium; but they are polygamous, and in the same inflorescence, resembling an umbel, the outer flowers however being less developed than the central; the female flowers are sessile or shortly pedicellate; the males having longer pedicels. The entire inflorescence is surrounded by numerous brac

RMPG4BPT–. Our native trees and how to identify them : a popular study of their habits and their peculiarities . Trees. OLIVE FAMILY Flowers.—May, before the leaves ; Dioecious, borne in lengthened panicles near the end of the branches, in axils of last year's leaves. Pedicels smooth; bracts varying in size and form. Calyx.—Campanulate ; in staminate flower slightly four-iobed ; in pistillate flower deeply lobed. Corolla.—Wanting. Stamens.—Two, rarely three ; filaments, short ; an- thers large, oblong, reddish purple. Pistil.—Ovary superior, two-celled, oval, contracted into a long slender style, with

. How plants grow [microform] : a simple introduction to structural botany : with a popular flora, or an arrangement and description of common plants, both wild and cultivated : illustrated by 500 wood engravings. Botany; Botanique. FLOWERS : THEIR ARRANGEMENT ON THE STEM. Gl 143 shows the plan of it. It is plainly the pame m a raceme with the lower pedicels much longer than the uppermost. Shorten the body, or axis, of a corymb 60 that it is hardly perceptible, and wo change it into 178. An Umbel, as in Fig. 144. This is a cluster in which the pedicels all spring from about the same level, lik Stock Photo

RMRJ1D78–. How plants grow [microform] : a simple introduction to structural botany : with a popular flora, or an arrangement and description of common plants, both wild and cultivated : illustrated by 500 wood engravings. Botany; Botanique. FLOWERS : THEIR ARRANGEMENT ON THE STEM. Gl 143 shows the plan of it. It is plainly the pame m a raceme with the lower pedicels much longer than the uppermost. Shorten the body, or axis, of a corymb 60 that it is hardly perceptible, and wo change it into 178. An Umbel, as in Fig. 144. This is a cluster in which the pedicels all spring from about the same level, lik

RMPG0G9B–. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. Fig. 452. — Wild Goose Plum. 4-flowered umbels on slender, roughish pedicels; the calyx-tube is obconic, the lobes ovate, blunt or pointed, glandular- toothed, hairy on both surfaces; the petals are obovate, seldom notched. The fruit ripens in September or October, is nearly globular, 2 to 2.5 cm. long, bright red; its skin is thick, the flesh thin, hard, and acid; the stone is oval, somewhat swollen, usually rough and pi

. Class-book of botany [microform] : being outlines of the structures, physiology, and classification of plants : with a flora of the United States and Canada. Botany; Botany; Plants; Plants; Botanique; Botanique; Plantes; Botanique. INFLORESCENCE. 7.'} 'â I themselves umbels, as in caraway and most of the Umbeliferae, a mm- â pottnd umbel is produced. Such secondary umbels are called umbtllets and the primary pedicels, rays. 352. The panicle is a compound inflorescence formed by the irregu- lar branching of the pedicels of the raceme, as in oats, spear-grass, (-'atalpa. 353. A TiiYRs*: is a s Stock Photo

RMRJ19DX–. Class-book of botany [microform] : being outlines of the structures, physiology, and classification of plants : with a flora of the United States and Canada. Botany; Botany; Plants; Plants; Botanique; Botanique; Plantes; Botanique. INFLORESCENCE. 7.'} 'â I themselves umbels, as in caraway and most of the Umbeliferae, a mm- â pottnd umbel is produced. Such secondary umbels are called umbtllets and the primary pedicels, rays. 352. The panicle is a compound inflorescence formed by the irregu- lar branching of the pedicels of the raceme, as in oats, spear-grass, (-'atalpa. 353. A TiiYRs*: is a s

. The natural history of plants. Botany. Fig. 160. Fruit (?).. Fig. 161. Trana. sect, of fruit ("j»). 1 The central flower is often older than those which immediately surround it. 2 Particularly in ff. bonariensis, where not only a common axis terminates in an umbel (?) of small secondary floral groups, but where the pedicels of the umhellules are accompanied by a variable number of solitary flowers inserted at the point of divergence. ^ Euhydrocoty1eT)C. Prodr.sect. 1. * Apaort from development, it might be con- sidered either a terminal cluster or a biparous cyme, in either case three-f Stock Photo

RMPG1W7D–. The natural history of plants. Botany. Fig. 160. Fruit (?).. Fig. 161. Trana. sect, of fruit ("j»). 1 The central flower is often older than those which immediately surround it. 2 Particularly in ff. bonariensis, where not only a common axis terminates in an umbel (?) of small secondary floral groups, but where the pedicels of the umhellules are accompanied by a variable number of solitary flowers inserted at the point of divergence. ^ Euhydrocoty1eT)C. Prodr.sect. 1. * Apaort from development, it might be con- sidered either a terminal cluster or a biparous cyme, in either case three-f

$. The natural history of plants. Botany. Pmoedanum {Scnrodosu) Asa-fiBiida. Fig. 86. Trans, sect, of fruit {'f). flowers, sessile or with short pedicels, and disposed in no fixed order around the point whence spring at the base the secondary axes of the inflorescence. But this peculiarity is far from constant. The same is true of the woody consistence and great development of the stems, of the form and size of the leaf- divisions.'^ Ferulago ^ is Ferula whose vittse, variable in number, often easily separate from the carpels, with the exterior coat of the fruit belonging to the receptacle.' Th Stock Photo$

RMRDG38B–. The natural history of plants. Botany. Pmoedanum {Scnrodosu) Asa-fiBiida. Fig. 86. Trans, sect, of fruit {'f). flowers, sessile or with short pedicels, and disposed in no fixed order around the point whence spring at the base the secondary axes of the inflorescence. But this peculiarity is far from constant. The same is true of the woody consistence and great development of the stems, of the form and size of the leaf- divisions.'^ Ferulago ^ is Ferula whose vittse, variable in number, often easily separate from the carpels, with the exterior coat of the fruit belonging to the receptacle.' Th

. Elements of botany. Botany; Botany. ABRANGEMENT OF FLOWERS 03Sr THE STEM. 133 called a head (Fig. 109). Around the base of the head usually occurs a circle of bracts known as the involucre, well shown in Mg. 110. The same name is given to a set of bracts which often surround the bases of the pedicels in an umbel. 167. The Anthodium. — The plants of one large group, of which the dandelion, the daisy, the thistle, and the sunflower. I n Pig. 108.— Catkins of Willow. I, Staminate flowers ; II, Pistillate flowers. Fig. 107.— Spike of Plantain.. Please note that these images are extracted from sc Stock Photo

RMPG4292–. Elements of botany. Botany; Botany. ABRANGEMENT OF FLOWERS 03Sr THE STEM. 133 called a head (Fig. 109). Around the base of the head usually occurs a circle of bracts known as the involucre, well shown in Mg. 110. The same name is given to a set of bracts which often surround the bases of the pedicels in an umbel. 167. The Anthodium. — The plants of one large group, of which the dandelion, the daisy, the thistle, and the sunflower. I n Pig. 108.— Catkins of Willow. I, Staminate flowers ; II, Pistillate flowers. Fig. 107.— Spike of Plantain.. Please note that these images are extracted from sc

RMRDF3N1–. Trees and shrubs : an abridgment of the Arboretum et fruticetum britannicum : containing the hardy trees and schrubs of Britain, native and foreign, scientifically and popularly described : with their propagation, culture and uses and engravings of nearly all the species. Trees; Shrubs; Forests and forestry. 286 ARBORETUM ET FRUTICETUM BRITANNICUM.. 464. C. pennEjlT&nica. the disk shortly oval, serrulated, and usually with 2 glands at its base. Flowers in sessile umbels, few in an umbel; pedicels and calyxes pubescent. Fruit upon a short pedicel, globose, brownish purple, austere. {Dec.

. Studies in fossil botany . Paleobotany. 102 STUDIES IN FOSSIL BOTANY borne singly on long pedicels or sporangiophores, which sprang from the upper surface of each verticil of bracts in its united part, near the axis (Fig. 41, A, sp, Fig. 42, B and C). The pedicels are generally twice as numerous as the bracts ; they are ranged in a single whorl, but are of unequal lengths, so that the spor- angia of the same whorl overlap each other (Fig. 42). This gives the im- pression that more than one verticil of sporangio- phores may spring from a single whorl of bracts, but this is not the case, thoug Stock Photo

RMPG177A–. Studies in fossil botany . Paleobotany. 102 STUDIES IN FOSSIL BOTANY borne singly on long pedicels or sporangiophores, which sprang from the upper surface of each verticil of bracts in its united part, near the axis (Fig. 41, A, sp, Fig. 42, B and C). The pedicels are generally twice as numerous as the bracts ; they are ranged in a single whorl, but are of unequal lengths, so that the spor- angia of the same whorl overlap each other (Fig. 42). This gives the im- pression that more than one verticil of sporangio- phores may spring from a single whorl of bracts, but this is not the case, thoug

. A manual of the medical botany of North America [microform]. Botany, Medical; Botany; Botanique médicale; Botanique. 70 llANUNCULACE^. Actaea alba Bigelow.— While Baneberry. Description.—Calyx : sepals 4, oblong, white. Corolla : petals 4 to 8, as long as the stamens, slender, mostly truncate at the ends, stamen-like, white ; filaments shorter than in the preceding species. Ovary and stigma like those of the preceding. Berries white, tipped with red, about 8-seed- ed, on thickened, red pedicels the size of the common peduncle. Stem and leaves larger and rather smoother than the preceding. It Stock Photo

RMRJ5X7P–. A manual of the medical botany of North America [microform]. Botany, Medical; Botany; Botanique médicale; Botanique. 70 llANUNCULACE^. Actaea alba Bigelow.— While Baneberry. Description.—Calyx : sepals 4, oblong, white. Corolla : petals 4 to 8, as long as the stamens, slender, mostly truncate at the ends, stamen-like, white ; filaments shorter than in the preceding species. Ovary and stigma like those of the preceding. Berries white, tipped with red, about 8-seed- ed, on thickened, red pedicels the size of the common peduncle. Stem and leaves larger and rather smoother than the preceding. It

RMPG1APT–. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. Texan Madrona 759 entire or sometimes wavy toothed on the margin, dark green and shining above, much paler, with prominent venation beneath; the leaf-stalk is stout, 12 to 25 mm. long. The flowers appear from March to June, according to latitude, in terminal panicles, 12 to 15 cm. across; the pedicels are slender, minutely hairy, and bracteo- late; the calyx is 5-parted, white and dryish, 3 mm. long; the corolla is globu-

RMRDJRTB–. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. Perennial, weak, ascending or decum- bent, forming long stolons; roots fibrous. Basal leaves and stem-leaves similar, the lower petioled, the upper sessile, ovate, oval, or orbicular, obtuse, undulate angled or entire, thin, the base rounded, trun- cate or cordate; pedicels 4"-l2" long; flowers white, 2"-3" broad; pods Hnear, 7"-8"

. A manual of zoology. Zoology. Fig. 89.—Ilaliomnia i-riiiac:us. a radiolarian, a. oxlcrnal, /, inlcrnal, latticed s|ihcrical skeleton; ck, central capsule; wk, exixa-capsular soft parts; 11, nucleus.. Fig. go.—Vouno; Clirysmwa (after Clans'). 1, perradii; II, iiUerradii; (;/, gaslral lilaments; sk, sensor- pedicels. through the main axis and cither of the others will divide the animal symmet- rically. Corals, sea anemones and ctenophores belong here. Bilateral symmetry has the same three axes, the two ends of the main or longitudinal axis being dissimilar, as well as those of the sagittal ax Stock Photo

RMPG3PT4–. A manual of zoology. Zoology. Fig. 89.—Ilaliomnia i-riiiac:us. a radiolarian, a. oxlcrnal, /, inlcrnal, latticed s|ihcrical skeleton; ck, central capsule; wk, exixa-capsular soft parts; 11, nucleus.. Fig. go.—Vouno; Clirysmwa (after Clans'). 1, perradii; II, iiUerradii; (;/, gaslral lilaments; sk, sensor- pedicels. through the main axis and cither of the others will divide the animal symmet- rically. Corals, sea anemones and ctenophores belong here. Bilateral symmetry has the same three axes, the two ends of the main or longitudinal axis being dissimilar, as well as those of the sagittal ax

RMRDFCWA–. Trees and shrubs : an abridgment of the Arboretum et fruticetum britannicum : containing the hardy trees and schrubs of Britain, native and foreign, scientifically and popularly described : with their propagation, culture and uses and engravings of nearly all the species. Trees; Shrubs; Forests and forestry. XXV. LEGUMINA^CEiE : CARAGA^NA. 241. Spec. Char., ^c. Leaves with 2â4) pairs of oblong-lanceolate silky leaflets, ending in a little spine. Stipules spinescent. Adult petioles permanent, strong, and spinose, twice the length of the leaflets. Pedicels solitary, short. Legume hoary-villous

. Lessons in botany. Botany. A CERA CEAZ. 263 five lobes, which are again notched. The clusters of flowers are pendulous on long hairy pedicels. The petals are wanting. The calyx is bell-shaped and several times lobed, usually five times. The stamens are variable in number. The ovary is two-lobed and the style deeply forked. The fruit forms two seeds, each with a long wing-like expansion as shown in the figure. The flowers of the maple are polygamo-dioecious, that is the male members (stamens) and female members (carpels) may be in the same flower or in different flowers.. jpig. 224. Seeds and Stock Photo

RMPG00C2–. Lessons in botany. Botany. A CERA CEAZ. 263 five lobes, which are again notched. The clusters of flowers are pendulous on long hairy pedicels. The petals are wanting. The calyx is bell-shaped and several times lobed, usually five times. The stamens are variable in number. The ovary is two-lobed and the style deeply forked. The fruit forms two seeds, each with a long wing-like expansion as shown in the figure. The flowers of the maple are polygamo-dioecious, that is the male members (stamens) and female members (carpels) may be in the same flower or in different flowers.. jpig. 224. Seeds and

. Foundations of botany. Botany; Botany. 190 FOUNDATIONS OF BOTANY compound flower. This belief gave rise to the name of one family of plants, Composites, that is, plants with com- pound flowers. In such heads as those of the thistle, the cud weed, and the everlasting there are no ray-flowers, and in others, like those of the dandelion and the chicory, all the flowers are ray-flowers. 201. Compound Flower-Clusters. — If the pedicels of a raceme branch, they may produce a compound raceme, or. -^ "^ ^ / 1/ / s y A BCD Fig. 136.—Diagrams of Inflorescence. .^, panicle; S, raceme; C, spike; Stock Photo

RMRDHG0Y–. Foundations of botany. Botany; Botany. 190 FOUNDATIONS OF BOTANY compound flower. This belief gave rise to the name of one family of plants, Composites, that is, plants with com- pound flowers. In such heads as those of the thistle, the cud weed, and the everlasting there are no ray-flowers, and in others, like those of the dandelion and the chicory, all the flowers are ray-flowers. 201. Compound Flower-Clusters. — If the pedicels of a raceme branch, they may produce a compound raceme, or. -^ "^ ^ / 1/ / s y A BCD Fig. 136.—Diagrams of Inflorescence. .^, panicle; S, raceme; C, spike;

RMPG0GAG–. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. 490 The Plums and Cherries are unfolding, are about 1.5 cm. across, in nearly stalkless, 2- to s-flowered umbels, on slender, smooth pedicels about 2 cm. long; the calyx-tube is narrowly obconic, its lobes broadly oblong, blunt, and hairy within; the petals are rounded, white, fad- ing to pink; the filaments and pistil are smooth. The fruit, ripening in July or August, is globose-ovoid, i to 2 cm. in di- ameter, dark purp

RMRD9MKX–. A manual of weeds : with descriptions of all the most pernicious and troublesome plants in the United States and Canada, their habits of growth and distribution, with methods of control . Weeds. 308 ERICACEAE (HEATH FAMILY) of each umbel which is dark purple; rays of the umbel crowded, the inner ones shorter than the outer rows, all subtended by a whorl of green, finely cut, involucral bracts. As the fruits mature the outer rows of pedicels bend inward, making the umbel concave and forming the "bird's nest." Carpels thickly set with weak spines along the secondary ribs, forming a s

RMPG1C4Y–. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. Clammy Locust 555. Fig. 512. — Locust. long, awl-shaped, soon developing into hard, straight or slightly curved spines, becoming 2.5 cm. long and often persisting for several years. The flowers appear from April to June in loose racemes 10 to 12.5 cm. long, with 10 to 25 flowers on pedicels 6 to 15 mn>. long; they are white, with a yel- low spot on the standard and very fragrant. The pod is linear, sUghtly curved, smoo

. Leaves and flowers : or, Object lessons in botany with a flora : prepared for beginners in academies and public schools . Botany. 80 OBJECT LESSONS IN BOTANY. itself an umbel. These secondary umbels we call umbellets. At the base of the umbel there is usually a whorl of bracts forming an involucre (a), and often also at the base of each umbellet (J), when we call it an involucel. 153. The fine flowers of the Oa- talpa are in panicles (Fig. 235), also the flowers of Oats. "We may describe a panicle as if a raceme should have its pedicels irregularly branched. 154. A cluster resembling a Stock Photo

RMRDTTWA–. Leaves and flowers : or, Object lessons in botany with a flora : prepared for beginners in academies and public schools . Botany. 80 OBJECT LESSONS IN BOTANY. itself an umbel. These secondary umbels we call umbellets. At the base of the umbel there is usually a whorl of bracts forming an involucre (a), and often also at the base of each umbellet (J), when we call it an involucel. 153. The fine flowers of the Oa- talpa are in panicles (Fig. 235), also the flowers of Oats. "We may describe a panicle as if a raceme should have its pedicels irregularly branched. 154. A cluster resembling a

RMPG0G2F–. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. 536 The Redbuds neath; leaf-stalk round, slender, seldom as long as the blade, the stipules small, leaf-like, caducous. The flowers, appearing from March to May before the leaves, are in clusters of 4 to 8, their pedicels 5 to 12 inm. long; the calyx-tube is dark red or pur- ple, 3 to 4 mm. long, its lobes short and rounded; petals pink or rose-colored, the standard oval, 7.to 8 mm. long, keel-petals concave, about i cm.

. Class-book of botany [microform] : being outlines of the structure, physiology, and classification of plants : with a flora of the United States and Canada. Botany; Botany; Plants; Plants; Botanique; Botanique; Plantes; Botanique. 5V4 Order 93.—CONVOLVULACE^. 8. STYLIS'MA, Raf. (The name has reference to the plurality of the styles.) Sepals 5, equal; cor. cainpanulate; ovary 2-celled; styles 2 rarely 3, stigmas capitate; stamens included.—2^ Slender, creepinwered- bracts subulate, shorter than the pedicels; sep. ovate, acuminate, tlirice shorter tliaii the corolla; sty. distinct to near the Stock Photo

RMREMCM8–. Class-book of botany [microform] : being outlines of the structure, physiology, and classification of plants : with a flora of the United States and Canada. Botany; Botany; Plants; Plants; Botanique; Botanique; Plantes; Botanique. 5V4 Order 93.—CONVOLVULACE^. 8. STYLIS'MA, Raf. (The name has reference to the plurality of the styles.) Sepals 5, equal; cor. cainpanulate; ovary 2-celled; styles 2 rarely 3, stigmas capitate; stamens included.—2^ Slender, creepinwered- bracts subulate, shorter than the pedicels; sep. ovate, acuminate, tlirice shorter tliaii the corolla; sty. distinct to near the

RMPG1E59–. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. Texan Bayonet 155 are thick, and smooth, the pedicels stout, 2.5 to 5 cm. long; the flowers open widely at night; they are 7.5 to 10 cm. across; the perianth is creamy white, often tinged with green or purple, its segments 4 to 6 cm. long, oblong to elliptic, the outer sharp-pointed. The fruit is a short-stalked, drooping, pulpy capsule, nar- rowly oblong, 7 to 10 cm. long, somewhat 6-sided, rounded at the base, narrowed

RMRDK3BF–. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. Gexus 3. BLADDERWORT FAMILY. floats; pedicels from the axils of basally inserted but sometimes auriculate bracts, without bractlets. Calyx 2-lobed, the lobes concave, herbaceous, usually spreading under the mature capsule. Corolla strongly 2-lipped, the palate at the base of the lower lip, prominent, usually 2-lobed. Anthers not lobed. Capsule few-many-seeded.

RMPG1C4A–. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. Fig. 512. — Locust. long, awl-shaped, soon developing into hard, straight or slightly curved spines, becoming 2.5 cm. long and often persisting for several years. The flowers appear from April to June in loose racemes 10 to 12.5 cm. long, with 10 to 25 flowers on pedicels 6 to 15 mn>. long; they are white, with a yel- low spot on the standard and very fragrant. The pod is linear, sUghtly curved, smooth, reddish brown,

. The British rust fungi (Uredinales) their biology and classification. Rust fungi. 130 PUCCINIA pale clear-brown, 45—60 x 20—25 fi; pedicels brownish, persis- tent, thick, about as long as the spore or longer; no mesospores were seen, but some irregular spores. On Aster Tripolium. New Pitsligo, 1870 (Herb. Berk.); Wolferton Beach, King's Ljmn, July—November, 1873 (Plow- right). (Fig. 80.) The greyish tinge mentioned by Plowright seems to be due to germ- tubes issuing from the spores of this Leptopuocinia. This species is decidedly diflferent from the American forms with which it is united by Stock Photo

RMRE3811–. The British rust fungi (Uredinales) their biology and classification. Rust fungi. 130 PUCCINIA pale clear-brown, 45—60 x 20—25 fi; pedicels brownish, persis- tent, thick, about as long as the spore or longer; no mesospores were seen, but some irregular spores. On Aster Tripolium. New Pitsligo, 1870 (Herb. Berk.); Wolferton Beach, King's Ljmn, July—November, 1873 (Plow- right). (Fig. 80.) The greyish tinge mentioned by Plowright seems to be due to germ- tubes issuing from the spores of this Leptopuocinia. This species is decidedly diflferent from the American forms with which it is united by

. Indian trees : an account of trees, shrubs, woody climbers, bamboos, and palms indigenous or commonly cultivated in the British Indian Empire. Trees. Tatcria] X VII. DIPTEHOGAIiPACEiTj 73 A large handsome evergreen tree, young shoots and inflorescence clothed with scurfy stellate tonienttim. Leaves coriaceouSj glabrons, elliptic-oblong, blade 4-10, petiole 1-1^ in. long, secondary nerves 14-10 pair, prominent beneath as well as midrib. Fl. in. across, in large terminal panicles, pedicels longer than calyx segments. Petals spreading, slightly pubescent outside. Stamens 40-50, filaments shor Stock Photo

RMPFXM3G–. Indian trees : an account of trees, shrubs, woody climbers, bamboos, and palms indigenous or commonly cultivated in the British Indian Empire. Trees. Tatcria] X VII. DIPTEHOGAIiPACEiTj 73 A large handsome evergreen tree, young shoots and inflorescence clothed with scurfy stellate tonienttim. Leaves coriaceouSj glabrons, elliptic-oblong, blade 4-10, petiole 1-1^ in. long, secondary nerves 14-10 pair, prominent beneath as well as midrib. Fl. in. across, in large terminal panicles, pedicels longer than calyx segments. Petals spreading, slightly pubescent outside. Stamens 40-50, filaments shor

RMRDF5K5–. Trees and shrubs : an abridgment of the Arboretum et fruticetum britannicum : containing the hardy trees and schrubs of Britain, native and foreign, scientifically and popularly described : with their propagation, culture and uses and engravings of nearly all the species. Trees; Shrubs; Forests and forestry. Jdenlification. Lam. 111., t. 253. fig. 3.; Don's Mill., I Engravings. Lam. 111. t. 253. fig. 3.; and our J^. 65. Spec. Char., 4c. Spines 3-parted. Leaves ovate, or ovate- lanceolate, smooth, quite entire. Pedicels longer than the leaves, either solitary, 1-flowered, or in threes, rising

RMPFXKKJ–. Indian trees : an account of trees, shrubs, woody climbers, bamboos, and palms indigenous or commonly cultivated in the British Indian Empire. Trees. 186 XXXIX. SAPINDACEiE [Allophylub short pedicels in small fascicles on narrow spiciforin axillary racemes, often paniculate, generally strigose. Sepals and petals nearly glabrous out- bide. Eipe carpels usually solitary, in. diam., ovoid, v ../^ ifk Common througliout the Western Peninsula. Assam, Klia&i hills, Cliittagong, Bur- ma Fl. May-July. An exceed- ingly variable plant. 2. A. concanicus, Eadlkofer. Konkan, Mira hill near Bomba

RMRDCN73–. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. Bladdernut 637 shaped flowers are in axillary drooping panicles 5 to 10 cm. long, white and rather showy; the pedicels are jointed at or above the middle, 8 to 12 mm. long; the 5 sepals are lanceolate to oblong, 7 to 10 mm. long, blunt and smooth; the 5 petals are spatulate, slightly longer than the calyx; stamens 5, their filaments about equal. Fig. 587. — Bladdernut. in length to the petals and haiiy. The fruit is a dry

RMPG1BYP–. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. Citrus Fruits sn gin, each on a short stalk, thick and leathery, bright green, smooth and shining above, dull green and con- spicuously veined and black glan- dular dotted beneath. The flowers appear throughout the year in pani- cles 3 to 8 cm. long, on short slightly hairy pedicels; the obovate or oval petals are 3 to 3.5 mm. long; the ovoid or ellipsoid ovary is hairy. The fruit is obovoid to elliptic-oval, 6 to 13 mm.

RMRDM957–. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. APOCYNACEAE. Vol. III. 3. Apocynum Milleri Britton. Miller's Dogbane. Fig. 3378. Apocynum Milleri Britton, Manual 739. 1901. Stem slender, 3° high or less, the branches spreading. Leaves oblong to ovate-lanceolate, 2i'-3i' long, pubescent beneath, the pubescent petioles ii"-3 long; cymes small, terminal or also in the upper axils, the pedicels i"-ii&q

. Selected western flora : Manitoba, Saskatchewan, Alberta . Botany; Botany; Botany. 84 SELECTED WESTERN FLORA lobed, or obscurely 5-lobed, serrate, glabrous above and whitlsh-pubesoent below, at least when young; racemes dense, upright. Moist woods through Manitoba. 3. A. Negfindo, L. Box Eldek, Manitoba Maple. A fair-sized tree with rough gray bark, and compound leaves, of 3 or 5 leaflets; leaflets smooth when old, ovate, irregularly toothed; flowers small, clustered, appearing before the leaves, drooping on long slender pedicels. Common as far west as Meridian 112°, and north to the Sask. R Stock Photo

RMPG09N8–. Selected western flora : Manitoba, Saskatchewan, Alberta . Botany; Botany; Botany. 84 SELECTED WESTERN FLORA lobed, or obscurely 5-lobed, serrate, glabrous above and whitlsh-pubesoent below, at least when young; racemes dense, upright. Moist woods through Manitoba. 3. A. Negfindo, L. Box Eldek, Manitoba Maple. A fair-sized tree with rough gray bark, and compound leaves, of 3 or 5 leaflets; leaflets smooth when old, ovate, irregularly toothed; flowers small, clustered, appearing before the leaves, drooping on long slender pedicels. Common as far west as Meridian 112°, and north to the Sask. R

. The British rust fungi (Uredinales) their biology and classification. Rust fungi. ON RANXJNCULACEiE 217 conical papilla at the apex, hardly constricted, perfectly smooth, clear chestnut-brown, 30—44 x 13—22 fi; pedicels hyaline, thick, persistent, up to 75 /i long. On Caltha palustris. Eather rare. iEcidia, May and June; teleutospores, July—October. (Fig. 165.) There is another British species on Caliha palustris, P. Zopfii, which has been usually confounded with the present one in herbaria. It differs in having its teleutospores broader, darker, more oblong, and covered here and there with Stock Photo

RMRE37B0–. The British rust fungi (Uredinales) their biology and classification. Rust fungi. ON RANXJNCULACEiE 217 conical papilla at the apex, hardly constricted, perfectly smooth, clear chestnut-brown, 30—44 x 13—22 fi; pedicels hyaline, thick, persistent, up to 75 /i long. On Caltha palustris. Eather rare. iEcidia, May and June; teleutospores, July—October. (Fig. 165.) There is another British species on Caliha palustris, P. Zopfii, which has been usually confounded with the present one in herbaria. It differs in having its teleutospores broader, darker, more oblong, and covered here and there with

RMPFXM0N–. Indian trees : an account of trees, shrubs, woody climbers, bamboos, and palms indigenous or commonly cultivated in the British Indian Empire. Trees. Elirocarpua] XXI. TILIACE>E 105 where it is explained wh}^ the older name, E, Monoa m.s, Cav., Fl. Bnt. Ind. i. 403j has not been used by him for the Indian tree. Leaves perfectly glabrous, oblanceolate, narrowed s;radually into a slender petiole. Blade 8-7, petiole l-H in. Secondary nerves 5-10 pair. Eacemes corymbose, shorter than leaves, with 4-8 large flowers. Peduncle^ and pedicels slender, the latter longer than sepals; sepals | in. lo

RMRD9MH5–. A manual of weeds : with descriptions of all the most pernicious and troublesome plants in the United States and Canada, their habits of growth and distribution, with methods of control . Weeds. 336 BORAGINACEAE (BORAGE FAMILY) narrow lance-shaped, two to four inches long, the lower ones taper- ing to margined petioles, the upper ones sessile. Racemes long, ascending, many-flowered, usually in pairs; corolla blue, more than a quarter-inch broad, the five lobes spreading; pedicels nearly as long as the flower, reflexed in fruit. Burs about a quarter- inch long, the four nutlets keeled, margin

RMPG0G7B–. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. Choke Cherry 503 Hairy on young shoots, raceme-axis, and pedicels. Leaves pale or glaucous beneath, at least when old, and nearly glabrous beneath, except along veins. Leaves obovate, rounded at apex; drupe red. Leaves oblong to ovate or elliptic, obtuse to acuminate; drupe purple. Leaves densely brown persistent-woolly beneath, not glaucous. 6. P. Cuthbertii. 7. P. alabamensis. 8. P. australis. I. CHOKE CHERRY —Padus vir

RMRD9MKE–. A manual of weeds : with descriptions of all the most pernicious and troublesome plants in the United States and Canada, their habits of growth and distribution, with methods of control . Weeds. 312 APOCYNACEAE (DOGBANE FAMILY) the five stamens have hairy filaments. The flowers open only in the brightest sunshine, closing quickly if clouds obscure the light and usually by four o'clock in the afternoon even in good weather. Capsule membra- naceous and one-celled, nearly globular, smooth, many-seeded, opening by a circular line near the top which falls off like a lid; the pedicels are recurved

RMPFYPPJ–. Gray's new manual of botany. A handbook of the flowering plants and ferns of the central and northeastern United States and adjacent Canada. Botany. 432 CRUCrFERAE (MUSTARD FAMILY^). 764. B. sinuata. Leaves and part of fruiting raceme x %. 3. R. sinuata (Nutt.) Greene. Stems low, diffuse; leaves pinnately cleft, the short lobes nearly entire, linear-oblong; pods Unear-oblongr (6-10 mm. long), on slender pedicels; style slender. (^Ifasttcrthim Nutt.; Boripa Hitohc.)âBanks of the Miss, and westw. June. Fig. 764. ** Annual or biennial, rarely perennial (?), with simple fihrons roots; flowers sm

RMRD9MTC–. A manual of weeds : with descriptions of all the most pernicious and troublesome plants in the United States and Canada, their habits of growth and distribution, with methods of control . Weeds. 262 EUPHORBIACEAE (SPURGE FAMILY) on very short pedicels; sterile flowers with five- parted calyx, five spatu- late fringed petals alter- nating with as many glands, usually ten sta- mens, or sometimes more, with filaments finely bearded below; fertile flowers with seven- to twelve-lobed calyx, no petals, and three styles twice or thrice cleft. Seeds gray or brownish, rounded oblong, with a tiny knob

. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 357 thickened, bluntly conical, closely echinulate, brown, 20-35 x 12-16 fx, mixed with numerous capitate brownish paraphyses. III. Telia pulverulent, dark-brown, almost black. Spores con- sisting of two spherical cells, flattened at their point of union, the lower cell often being smaller and paler. Epispore uniformly. Fig. 258.âT. puuctata, urediniospores. After Holway. thick, chestnut-brown, thickly studded with short stout spines. Spores 30-45 x 17-25 m- Pedicels short, colorless. Heteroeciou Stock Photo

RMPG461Y–. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 357 thickened, bluntly conical, closely echinulate, brown, 20-35 x 12-16 fx, mixed with numerous capitate brownish paraphyses. III. Telia pulverulent, dark-brown, almost black. Spores con- sisting of two spherical cells, flattened at their point of union, the lower cell often being smaller and paler. Epispore uniformly. Fig. 258.âT. puuctata, urediniospores. After Holway. thick, chestnut-brown, thickly studded with short stout spines. Spores 30-45 x 17-25 m- Pedicels short, colorless. Heteroeciou

. Echinoderms of Connecticut. Echinodermata. 130 CONNECTICUT GEOL. AND NAT. HIST. SURVEY. [BuU. Cucumaria pulcherrima (Ayres) Plate XXXII, figs. 2 to 6.. Fig. 22. Cucumaria pulcherrima. Specimen preserved in alcohol, blowing ambulacral areas and arrangement of tube-feet (pedicels). Five times natural size. This pretty little holothurian, formerly known as Pentamera pulcherrima, has been collected at many localities from Vineyard Sound to South Carolina, although very few specimens have been taken from their natural habitat. Living animals are rarely found even in systematic dredging. In certai Stock Photo

RMRDNGYR–. Echinoderms of Connecticut. Echinodermata. 130 CONNECTICUT GEOL. AND NAT. HIST. SURVEY. [BuU. Cucumaria pulcherrima (Ayres) Plate XXXII, figs. 2 to 6.. Fig. 22. Cucumaria pulcherrima. Specimen preserved in alcohol, blowing ambulacral areas and arrangement of tube-feet (pedicels). Five times natural size. This pretty little holothurian, formerly known as Pentamera pulcherrima, has been collected at many localities from Vineyard Sound to South Carolina, although very few specimens have been taken from their natural habitat. Living animals are rarely found even in systematic dredging. In certai

RMPG1AY9–. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. Long Stalked Stopper 727 black dotted beneath; the rather stout leaf-stalk is 2 to 6 mm. long. The flowers are 6 to 8 mm. wide and ap- pear at nearly all seasons, in several flowered, axillary clus- ters, on smooth pedicels 6 to 15 mm. long; the calyx is punctate, its 4 lobes ovate and sharp-pointed; corolla white, its blunt petals ovate. The fruit, which is solitary, or 2 to 4 together, is subglo- bose, scarlet, 5 to 8 m

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