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RMRDE6CT–. The fungi which cause plant disease . Plant diseases; Fungi. 162 THE FUNGI WHICH CAUSE PLANT DISEASE Ascocarps scattered on the leaf, shining black, up to 1 mm. long; asci clavate, 8-spored; spores nearly as long as the ascus, 90-120 X 1.5 M- Conidia cylindric, hyaline, continuous, 6-8 x 1 /t. L. brachysporum Rost. Perithecia epiphyllous; asci cylindric, short- stalked, apex rounded, 120 x 20-25 p., 8- spored; paraphyses bacillar, apex curved; spores oblong, l-rowed, hyaline, 28-30 x 9-10 /x. It is common on pine leaves.^ Several other species are parasitic upon various conifers, among them:
RMRE5G21–. Cryptogamic plants of the USSR. (Flora sporovykh rastenii SSSR). Plants. FIGURE 134. Melampsora larici-epitea Kleb. on Salix viminalis L. s. 1. : 1 — urediospores; 2 — paraphyses. x 600. (Orig.) FIGURE 135. Melampsora larici-pentandrae Kleb. on Salix pentandra L.: 1—urediospores; 2 — teliospores. X 600. (Orig.) 353 14. Melampsora larici-pentandrae Kleb., Ztschr. Pflanzenkr. VII, 1897, S. 330, Fig. 1 -5 (S. 33l); Fischer, Ured. Schweiz, 1904, S. 479; Harlot, Ured., 1908, p. 260; Liro, Ured. Fenn., 1908, p. 539; Trotter, FL Ital. Crypt. Ured., 1914, p. 408; Klebahn, Kryptogfl. M. Brandb. Va, 1
RMRE5G01–. Cryptogamic plants of the USSR. (Flora sporovykh rastenii SSSR). Plants. On Guttiferae 388 34. Uredo ( Melamp so ra ? ) hy pe ric i - hum if u s i Kleb., Kryptogfl. M. Brandb. Va, 1914, S. 806, Fig. 021 (S. 812); Syd., Monogr. Ured. IV, 1924, p. 451; Sacc, Sylloge, XXIII, 1925, p. 936; Tranzschel, Consp. Ured, URSS, Moscow, 1939, p. 278. Uredia hypophyllous, round, slightly pulvinate, up to 0.5 mm, surrounded by remnants of torn epidermis resembling peridia, causing corresponding pale spots on the upper side of leaves. Urediospores solitary on pedicels, intermingled with paraphyses, ovoid, r
RMRG999H–. Bulletin trimestriel de la Société mycologique de France. Mycology; Fungi; Fungi. 130 J.-E. CHENANTAIS. Protégés par l'étanchéité du périthèce astome et la gélification des pseudo-paraphyses, ces organes délicats se conservent bien. J'ai retrouvé le nucleus intact dans les périthèces datant de deux ans ; dans ceux qui sont envahis par le Micrococcus viridis, sur des branches moi'tes depuis longtemps, le nucleus n'a pas souffert davantage. Je ne vois guère que le genre Neopeckia qui cadre avec cette foi'me. Le subiculum est pauvre, les spores inusitées, le périthèce astome.
RMRG9AC6–. Bulletin trimestriel de la Société mycologique de France. Mycology; Fungi; Fungi. 5,6 N. PATOUILLARD. sées ridées, finement furfuracées, à disque plan ou concave, châtain foncé. Tiièques cylindracées, 45-50 X 6 |x, octospores ; paraphyses linéaires ; spores incolores, cylindriques, obtuses aux deux extrémités, à deux gouttelettes, 6 X 2 f/. Sur troncs de Palmiers. Camayenne. Analogue à Dermatea [Midotis) heteromera Mtg, mais plus petit et plus mince. Pestalozzia Duporti n. sp. (fig. 5). âA la face supé- rieure du chapeau d'un vieux Bolet, poussé sur le tronc d'un Palmier. Gonac
RMRGPC97–. Bulletin de la Société royale de botanique de Belgique. Société royale de botanique de Belgique; Botany. 56 Après fixation des coupes par l'acide osmique, certaines basides et certaines paraphyses prennent une coloration noire. (Voir fig. 8). Cyslides rares, fusiformes ou claviformes, les fusifor- me mesurant souvent 60-66 X 6-10.. // I ' â » ' I ' â ' ' I Fig. 8. Nombreuses hyphes vasculaires, de forme et de dimen- sions très variables, dans le médiostrate. De fins prolongements d'hyphes vasculaires pénètrent, en certains endroits, dans l'hyménium, pour aboutir à sa surface. Il n
RMRG9901–. Bulletin trimestriel de la Société mycologique de France. Mycology; Fungi; Fungi. 126 M. ALI RIZ A. feuille, juste à l'endroit qui correspond aux dites pustules, on voit des taches irrégulières, anguleuses, déterminées ou indéter- minées, de couleur jaune-orangé. Vers le mois d'août, au centre de ces pustules, des sores de probasides brun-foncé apparaissent. A l'examen microscopique des feuilles se trouvant à cet état, on voit des urédospores entremêlées de nombreuses paraphyses jaunes, enferme de massues. Les urédospores en question sont de formes très variées, telles que
RMRGNX4C–. Bulletin de la Société royale de botanique de Belgique. Société royale de botanique de Belgique; Botany. ( 469 ) Fleurs mâles gemmiformcs sur la tige. Feuilles périgoniales oblongues, acuminces, énerves, plissées; paraphyses nombreuses, plus longues que les anthéridies. Cette espèce se distingue facilement du H. ctipressiforme par sa ramifi- cation et ses feuilles plus courtement et plus largement acuminées. Elle est beaucoup plus voisine du H. pratense Koch, avec lequel elle a élc souvent confondue. Dans le H. pratense, les feuilles sont presque distiques- aplanies, à peine reco
RMRG90JC–. Bulletin trimestriel de la Société mycologique de France. Mycology; Fungi; Fungi. :d. FiCt. g et D. â Melampsora Abieti-Capj-iearnm Tubeuf, sur Salix Caprea' C, Urédospores ; D, Paraphyses des amas d'urédos, gr. : 500. Urédospores globuleuses ou subglobuleuses, 13-15 ià e diamètre, plus rarement un peu allongées ou 'pyriformes, 16-19^X 12-14 [j., d'un jaune très clair ; le nombre et la position des spores germi- natifs n'ont pu être déterminés. La membrane, également épaisse )artout, environ 1,5 [j., est hyaline et échinulo-verruqueuse. ;^Les verrues sont petites mais denses,
RMRH04TR–. Bulletin. Mycology; Fungi; Botany. 200 PRILLIEUX ET DELACROIX. que le pédicelle naît d'un sel genre Sclerolinia), ou d'un str C'est au second sous-genre que. Fig. III.â Ciboria (.Stromatinia) tenulenla : a, asques ; b, b paraphyses ; s, spores (obj. 9 à sec). érote parfaitement différencié (sous- â oma étalé (sous-genre Stromatinia). se rapporte notre espèce du coignas- sier, de même que les diverses es- pèces de Pezizes des fruits de Vac- cinium. Nous avons décrit l'année der- nière (1) sous le nom de Phialea lemulenta, une Pezize naissant éga- lement d'un slroma qui farcit le
RMRG9ABC–. Bulletin. Mycology; Fungi; Fungi. 262 O. JUEL. de la feuille ou réunis en groupes arrondis, formant des taches violaôées. Ils sont caractérisés surtout par les paraphyses qui les entourent et qui sont, suivant Magnus, semblables à celles des téleutospores. Par ces caractères, les exemplaires récoltés par moi correspondent bien à la description du Puccinia taga- nanensis qui croît sur Sonchus /'ac^/catos Aiton, à Ténériffe. Les urédospores sont ellipsoidales, longues de 33-41 p sur 15- 20 pt de large, leur membrane est incolore et munie de petites pointes et leur contenu est d'un
RMRE0KEJ–. A monograph of lichens found in Britain; being a descriptive catalogue of the species in the herbarium of the British Museum. Lichens. 458 LICHENACEI. [lEC ANOKA, paraphyses scarcely discrete, the apices inorassate.âHook. Fl. Scot, ii. p. 49; Sm. Eng. Fl.v.p. 190; Leight. Angi. Lieh. p. 86, t. 14. f. 1; Lich. Fl. p. 230, ed. 3, p. 222; Cromb. Lich. Brit. p. 58.â Phialopsis ncbra Mudd, Man. p. 166, t. 3. f. 58. Binodina rubra Gray, Nat. Arr. i. p. 457. Verrucaria rubra Hoffm. PI. Lich. i. (1793) p. 81. Lichen Ulmi Sm. Eng. Bot. t. 2219,.âBrit. Exs.: Leight. n. 236 ; Mudd, n. 138 ; Cromb. n. 1
RMRG90J8–. Bulletin trimestriel de la Société mycologique de France. Mycology; Fungi; Fungi. 202 E. MAYOR. autres de i u. ; elles sont nettement visibles à la surface des spores. Paraphyses nombreuses dans les amas d'urédos, hyalines, renflées à leur extrémité, mesurant jusqu'à 40 a de longueur. La partie supérieure renflée, mesure 16-24 [x de largeur sur une hauteur de 18-21 x ; le pédicelle a 4-5 a de largeur et atteint jusqu'à 20 [x de longueur ; la membrane est lisse, un peu renflée à l'extrémité de la tête où elle atteint jusqu'à 3 a, alors qu'ailleurs elle mesure à peine 1,5 i...
RMRCC3ED–. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. MELAMPSORA. 367 The patches of Caeoma laricis Hartig,^ appear as golden-yellow cushions on the underside of the needles. The sporophores from which the aecidiospores are abjointed, form the centre of the patch, the periphery being occupied by numerous sterile threads, which grow out as long paraphyses ; it may so happen that the whole cushion consists only of these last. The formation of Cacoma- patches is preceded by
RMRCC696–. Diseases of economic plants. Plant diseases. .r. Fia. 210. — Russula rubra. Portion of the hymenium. sh, sub-hymenial layer; fc, basidia; s, sterigmata; .sp, spores; p, paraphyses; c, a cystid (x 540).. 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.. Stevens, Frank Lincoln, 1871-1934; Hall, John Galentine, 1870-. New York, Macmillan
RMRCC3W0–. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. MELAMPSORA. 367 The patches of Cacoma laricis Hartig,^ appear as golden-yellow cushions on the underside of the needles, The sporophores from which the aecidiospores are abjointed, form the centre of the patch, the periphery being occupied by numerous sterile threads, which grow out as long paraphyses; it may so happen that the whole cushion consists only of these last. The formation of Caeoma- patches is preceded by
RMRCCKGH–. Diseases of truck crops and their control. Vegetables. Fig. 23. Lettuce Diseases. a. Germinating sclerotium of Sclerolinia lihertiana the cause of lettuce drop, b. section of fruiting cup (apothecium) showing asci, ascospores and paraphyses of S. liberliana, c. section through sclerotium of .S. lihertiana, d. germinating ascospore of S. lihertiana (a. to d. after F. S. Stevens), e. Cercospora leaf spot.. 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 perfectl
RMRCC2WW–. Diseases of plants induced by cryptogamuc parasites; introduction to the study of pathogenic fungi, slime-fungi, bacteria, and algae. English ed. by William G. Smith. Plant diseases; Parasitic plants. MELAMPSORA. 367 The patclies of Caimna laricia Hartiu/ appear as golden-yellow cushions on the underside of the needles. The sporophores from which the aecidiosj)ores are abjointed, form the centre of the patch, the periphery being occupied by numerous sterile threads, which grow out as long paraphyses ; it may so happen tliat the wiiole cushion consists only of these last. The formation (jf Ci
RMRCC30D–. Diseases of plants induced by cryptogamuc parasites; introduction to the study of pathogenic fungi, slime-fungi, bacteria, and algae. English ed. by William G. Smith. Plant diseases; Parasitic plants. 274 ASCOMYC'ETES. glutinous; it consists of small eiglit-spored asci over which project septate paraphyses, and also non-septate paraphyse-like structures which discharge a brown secretion. The ascospores are unicellular, hyaline, and canoe-shaped; on germination they give off a germ-tube which immediately develops into a septate mycelium. The mycelium is found in the intercellular spaces of th
RMRCD68X–. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. 274 ASCOMYCETKS. glutinous; it consists of small eight-spored asci over which project septate paraphyses, and also non-septate paraphyse-like structures which discharge a brown secretion. The ascospores are unicellular, hyaline, and canoe-shaped : on germination they give ofl' a germ-tube which immediately develops into a septate mycelium. The mycelium is found in the intercellular spaces of the rind-parenchyma, but i
RMRCD94K–. Diseases of cultivated plants and trees. Plant diseases; Plants -- Wounds and injuries; Plants, Protection of; Trees -- Diseases and pests. 220 DISEASES OF CULTIVATED PLANTS Differs from Sphaerella in the spores being more than i-sep- tate, and from Leptosphaerella in the absence of paraphyses. The majority of species occur on fallen leaves and are considered as saprophytes, but nothing certain is known of the life-history of most forms. Yew leaf scorcli (^Sphacnilina taxi, Massce) is at times the cause of serious damage to yews. The leaves are attacked, the first indication of mischief bein
RMRCCKEA–. Diseases of truck crops and their control. Plants -- Diseases. Fig. 23. LETTL'cii Diseases. a Germinating sclerotium of Silerolinia liherliana the cause of lettuce drop, b. section of fruiting cup (apothecium) showing asci, ascospores and paraphyses of .S'. Uberliana, c. section through sclerotium of 6. librrHanii. d. germinating ascospore of .S'. liherliana (a. to d. after F. S. Stevens), e. Cercospora leaf spot.. 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 n
RMRCDP9M–. Diseases of economic plants. Plant diseases. Fig. 210. — Russula rubra. Portion of the hymenium. sh, sub-hymenial laye b, basidia; s, sterigmata; sp, spores; p, paraphyses; c, a cystid (x 540).. 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.. Stevens, Frank Lincoln, 1871-1934; Hall, John Galentine, 1870- joint author. New York, The Macmillan Company
RMRCD9FK–. Diseases of cultivated plants and trees. Plant diseases; Plants -- Wounds and injuries; Plants, Protection of; Trees -- Diseases and pests. FUNGI 83 diameter. Larch canker and brown rot of fruit are caused by fungi belonging to this group. The Hysteriaceae are a com- paratively small group connecting the Pyrenomycetaceae with the Discomycetaceae, agreeing with the former in the minute, usually black fruit, which instead of being a spherical perithe-. FiG. 14,—Typical forms of asci. i, ascus of Peziza cerea, containing eight spores, also two paraphyses ; 2, ascus of SphaerosomaLeveillei; 3, G
RMRCC3HY–. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. 274: ASCOMYC'ETES. glutinous; it consists of small eight-spored asci over which project septate paraphyses, and also non-septate paraphyse-like structures which discharge a brown secretion. The ascospores are unicellular, hyaline, and canoe-shaped; on germination they give off a germ-tube which immediately develops into a septate mycelium. The mycelium is found in the intercellular spaces of the rind-parenchyma, but i
RMRCD991–. Diseases of cultivated plants and trees. Plant diseases; Plants -- Wounds and injuries; Plants, Protection of; Trees -- Diseases and pests. 174 DISEASES OF CULTIVATED PLANTS BOTRYOSPHAERIA (Ces. and De Not.) Stroma innate, subrotund, brownish ; asci clavate, 8-spored; paraphyses present; spores elongated, hyaline, continuous. Briar scab.—This disease, caused by Botryosphaeria dothidea (Ces. and De Not.), now and again appears as an epidemic in a garden, and amongst cultivated roses, it. Fin. 44.—Botryosphaeria diplodia. I, fungus on portion of stem of a wild rose, roduccci ; 2, ascus contain
RMRCTPYF–. Descriptions of new species of fungi. Fungi. -5—. Fleure 2—Summer or Uredo spores of the rasp- berry rust, Phragmidium rubi-idxi. Spore clus- ter ^iirrouuded by club-shaped sterile bodies paraphyses. (After Winter.) gones are absent and the spores are borne on stalks, from which they easily fall, instead of being in chains. It is found that later in the sea- son blackish winter spores follow each of these forms and serve to propagate the disease from year to year. The one on raspberries is Phragmidium rubi-idcei (Pers.) Wint., and that on blackberries is Pharagmidium rubi (Pers.) Wint., the
RMRCC694–. Diseases of economic plants. Plant diseases. Fia. 210. — Russula rubra. Portion of the hymenium. sh, sub-hymenial layer; fc, basidia; s, sterigmata; .sp, spores; p, paraphyses; c, a cystid (x 540).. Fig. 211. — Fomes fomentarius; sporophore showing pores. After Atkinson.. 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.. Stevens, Frank Lincoln, 1871-1934; Hall, John Galentine, 1870-. New York, Macmillan
![. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. 234 ASCOMYCETES. mouth pine. Accordinif to the observations of Kostrup in Denmark, and myself in various localities of Germany, this is a dangerous parasite on Pinus Strobus. It kills the needles and young shoots, and may devastate whole tracts of forest. The diseased needles become brown in summer, and fall ofi" during next winter. On them are produced apothecia containing club-shaped asci and paraphyses with bu Stock Photo](https://c8.alamy.com/comp/RCD6AN/diseases-of-plants-induced-by-cryptogamic-parasites-introduction-to-the-study-of-pathogenic-fungi-slime-fungi-bacteria-amp-algae-plant-diseases-parasitic-plants-fungi-234-ascomycetes-mouth-pine-accordinif-to-the-observations-of-kostrup-in-denmark-and-myself-in-various-localities-of-germany-this-is-a-dangerous-parasite-on-pinus-strobus-it-kills-the-needles-and-young-shoots-and-may-devastate-whole-tracts-of-forest-the-diseased-needles-become-brown-in-summer-and-fall-ofiquot-during-next-winter-on-them-are-produced-apothecia-containing-club-shaped-asci-and-paraphyses-with-bu-RCD6AN.jpg ". Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. 234 ASCOMYCETES. mouth pine. Accordinif to the observations of Kostrup in Denmark, and myself in various localities of Germany, this is a dangerous parasite on Pinus Strobus. It kills the needles and young shoots, and may devastate whole tracts of forest. The diseased needles become brown in summer, and fall ofi" during next winter. On them are produced apothecia containing club-shaped asci and paraphyses with bu Stock Photo")
RMRCD6AN–. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. 234 ASCOMYCETES. mouth pine. Accordinif to the observations of Kostrup in Denmark, and myself in various localities of Germany, this is a dangerous parasite on Pinus Strobus. It kills the needles and young shoots, and may devastate whole tracts of forest. The diseased needles become brown in summer, and fall ofi" during next winter. On them are produced apothecia containing club-shaped asci and paraphyses with bu
RMRCC3EM–. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. Fig. 194.—Phrdf/riiidhim sitbcortichim on a Rose leaf. The black spots are teleutospore-patches on the under- surface of the leaf. (v. Tubeuf del.) Fl(j. 103.— TriphragnuuM ulmnriae on Spiraea Uhiutna. Germinating teleuto- spore, with proniycclia and sporidia. (After Tulasne.) teleutospores are produced in loose patches. The aecidial patches have no covering, but are surrounded by club-shaped paraphyses. The genus fre
RMRCTPYD–. Descriptions of new species of fungi. Fungi. Fleure 2—Summer or Uredo spores of the rasp- berry rust, Phragmidium rubi-idxi. Spore clus- ter ^iirrouuded by club-shaped sterile bodies paraphyses. (After Winter.) gones are absent and the spores are borne on stalks, from which they easily fall, instead of being in chains. It is found that later in the sea- son blackish winter spores follow each of these forms and serve to propagate the disease from year to year. The one on raspberries is Phragmidium rubi-idcei (Pers.) Wint., and that on blackberries is Pharagmidium rubi (Pers.) Wint., the names
RMRCD6BX–. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. Fig. 99.—Cucurbitaria laburni. A, Stroma with pycnidia containing minute unicellular conidia. B, One of the large smooth pycnidia. (After v. Tubeuf.) The mature perithecia have a peridiuin consisting of a loose pseudopareiichyma with a rough warty exterior and a pore set in a distinct depression (Fig. 100.) The paraphyses are long, strong threads, often branched, and between them arise the long cylindrical asci with r
RMRCC333–. Diseases of plants induced by cryptogamuc parasites; introduction to the study of pathogenic fungi, slime-fungi, bacteria, and algae. English ed. by William G. Smith. Plant diseases; Parasitic plants. Fig. 99.—Cucurbitaria laburni.. A, Stroma with pycnidia containing minute unicellular conidia. B, One of the large smooth pycnidia. (After v. Tubeuf.) The mature perithecia have a peridium consisting of a loose pseudoparenchyma with a rough warty exterior and a pore set in a distinct depression (Fig. 100.) The paraphyses are long, strong threads, often branched, and between them arise the long
RMRCD6AP–. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. Fig. 116.âHypoderma strobicola on Pinus Strobiis. Ascus containing eight ascospores â with gelatinous coats; paraphyses with clavate ends. (After v. Tubeuf.) Fig. .âHypoderma strobicola. Isolated ascospores : with and wlthovit a gelatinous coat, and one- or two-celled. (After v. Tubeuf.) some species, but have a delicate stalk in others. The spores, eight in each ascus, are never long and thread-like, but always mu
RMRCC3R8–. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. [85 Nectria. Perithecia yellow or red in colour, and generally produced in close tufts on stroniata of the same colour. The asci con- tain eight bicellular spores and few or no paraphyses. Conidia of various kinds and shapes are also produced. Nectrina cinnabarina Fr.^ (Britain and 1^.8. America). The bright-nnl, button-sliaped conidial cushions of this iuugus may. Please note that these images are extracted from scan
RMRCC3KT–. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. 234 ASCOMYCETKS. mouth pine. According to the observations of liostrup in Denmark, and myself in various localities of Germany, this is a dangerous parasite on Pinus Strohus. It kills the needles and young shoots, and may devastate whole tracts of forest. The diseased needles become brown in summer, and fall off during next winter. On them are produced apothecia containing club-shaped asci and paraphyses with button-
RMRCD8RR–. Diseases of cultivated plants and trees. Plant diseases; Plants -- Wounds and injuries; Plants, Protection of; Trees -- Diseases and pests. 356 DISEASES OF CULTIVATED PLANTS wood and the bark, or pass out through the bark and form rhizomorphs on its surface, which in the case of roots pass into the soil After the death of the tree the shrinkage of the bark affords space for the further development of these. Fig. 109.—Armillaria incllea. 2, section of fungus, a, pileus ; b, gills ; c, ring ; </, black, cordlike strands of myceiiiini; 3, basidium, a, accompanied by paraphyses ; 4, portion o
RMRCD6D3–. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. NECTRIA, 185 Nectria. Perithecia yellow or red iu colour, and generally produced in close tufts on stromata of the same colour. The asci con- tain eight bicellular spores and few or no paraphyses. Conidia of various kinds and shapes are also produced. Nectrina cinnabarina Fr.^ (Britain and U.S. America). The Jbrighc-red, button-shaped conidial cushions of this fungus may. Please note that these images are extracted fr
RMRCC349–. Diseases of plants induced by cryptogamuc parasites; introduction to the study of pathogenic fungi, slime-fungi, bacteria, and algae. English ed. by William G. Smith. Plant diseases; Parasitic plants. NECTRIA. 185 Nectria. Perithecia yellow or red in colour, and generally produced in close tufts on stromata of the same colour. The asci con- tain eight bicellular spores and few or no paraphyses. Conidia of various kinds and shapes are also produced. Nectrina cinnabarina Fr.^ (Britain and U.S. America). The bright-red, button-sliaped conidial cushions of this fungus may. Please note that these
![. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. Fig. lit".—Hijpoderma strobicota on Pinvs Strobus. Ascus containing eight ascospores with gelatinous coats; paraphyses with clavate ends. (After v. Tubeuf.) Fig. 117.—Hirtxxitrnia Dlrobicolo. Isolated ascospores: with and without a gelatinous coat, and one- or two-celled, (.fter v. Tubeuf.) some species, but have a delicate stalk in others. The spore.s, eight in each ascus, are never long and thread-like, but al Stock Photo](https://c8.alamy.com/comp/RCC3KX/diseases-of-plants-induced-by-cryptogamic-parasites-introduction-to-the-study-of-pathogenic-fungi-slime-fungi-bacteria-amp-algae-plant-diseases-parasitic-plants-fungi-fig-litquothijpoderma-strobicota-on-pinvs-strobus-ascus-containing-eight-ascospores-with-gelatinous-coats-paraphyses-with-clavate-ends-after-v-tubeuf-fig-117hirtxxitrnia-dlrobicolo-isolated-ascospores-with-and-without-a-gelatinous-coat-and-one-or-two-celled-fter-v-tubeuf-some-species-but-have-a-delicate-stalk-in-others-the-spores-eight-in-each-ascus-are-never-long-and-thread-like-but-al-RCC3KX.jpg ". Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. Fig. lit".—Hijpoderma strobicota on Pinvs Strobus. Ascus containing eight ascospores with gelatinous coats; paraphyses with clavate ends. (After v. Tubeuf.) Fig. 117.—Hirtxxitrnia Dlrobicolo. Isolated ascospores: with and without a gelatinous coat, and one- or two-celled, (.fter v. Tubeuf.) some species, but have a delicate stalk in others. The spore.s, eight in each ascus, are never long and thread-like, but al Stock Photo")
RMRCC3KX–. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. Fig. lit".—Hijpoderma strobicota on Pinvs Strobus. Ascus containing eight ascospores with gelatinous coats; paraphyses with clavate ends. (After v. Tubeuf.) Fig. 117.—Hirtxxitrnia Dlrobicolo. Isolated ascospores: with and without a gelatinous coat, and one- or two-celled, (.fter v. Tubeuf.) some species, but have a delicate stalk in others. The spore.s, eight in each ascus, are never long and thread-like, but al
RMRCD959–. Diseases of cultivated plants and trees. Plant diseases; Plants -- Wounds and injuries; Plants, Protection of; Trees -- Diseases and pests. DIDYRIELLA 209 DIDYMELLA (Sacc.) Perithecia immersed, membranaceous, asci 4-8-spored, paraphyses present; spores elongated, i-septate, hyaline. Differs from Sphaerella in having paraphyses. Orange-tree canker {Didymella ciiri., Noack) forms long canker-like v/ounds with thickened margins on the branches of orange-trees in Brazil. The first symptom of disease is the. Fig. 59.— VenturiiZ pirina. i, conidial form of fungus on pear leaf; 2, conidial form of
![. Diseases of cultivated plants and trees. Plant diseases; Plants -- Wounds and injuries; Plants, Protection of; Trees -- Diseases and pests. 2;6 DISEASES OF CULTIVATED PLANTS one time male or fertilising bodies. After the dead infected leaves have been lying on the ground throughout the winter, ascospores are formed in cavities in the stroma. These ascospores escape into the air in the spring and infect the young leaves. The spermatia are cylindrical, hyaline, about 6-9 X i /<â . Ascospores needle-shaped, hyaline, often slightly curved, 60-80 X I "5-2-5 ii; paraphyses very slender, ti Stock Photo](https://c8.alamy.com/comp/RCD92X/diseases-of-cultivated-plants-and-trees-plant-diseases-plants-wounds-and-injuries-plants-protection-of-trees-diseases-and-pests-26-diseases-of-cultivated-plants-one-time-male-or-fertilising-bodies-after-the-dead-infected-leaves-have-been-lying-on-the-ground-throughout-the-winter-ascospores-are-formed-in-cavities-in-the-stroma-these-ascospores-escape-into-the-air-in-the-spring-and-infect-the-young-leaves-the-spermatia-are-cylindrical-hyaline-about-6-9-x-i-lt-ascospores-needle-shaped-hyaline-often-slightly-curved-60-80-x-i-quot5-2-5-ii-paraphyses-very-slender-ti-RCD92X.jpg ". Diseases of cultivated plants and trees. Plant diseases; Plants -- Wounds and injuries; Plants, Protection of; Trees -- Diseases and pests. 2;6 DISEASES OF CULTIVATED PLANTS one time male or fertilising bodies. After the dead infected leaves have been lying on the ground throughout the winter, ascospores are formed in cavities in the stroma. These ascospores escape into the air in the spring and infect the young leaves. The spermatia are cylindrical, hyaline, about 6-9 X i /<â . Ascospores needle-shaped, hyaline, often slightly curved, 60-80 X I "5-2-5 ii; paraphyses very slender, ti Stock Photo")
RMRCD92X–. Diseases of cultivated plants and trees. Plant diseases; Plants -- Wounds and injuries; Plants, Protection of; Trees -- Diseases and pests. 2;6 DISEASES OF CULTIVATED PLANTS one time male or fertilising bodies. After the dead infected leaves have been lying on the ground throughout the winter, ascospores are formed in cavities in the stroma. These ascospores escape into the air in the spring and infect the young leaves. The spermatia are cylindrical, hyaline, about 6-9 X i /<â . Ascospores needle-shaped, hyaline, often slightly curved, 60-80 X I "5-2-5 ii; paraphyses very slender, ti
RMRCD6C3–. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. Fig. 96.—Gibbera vaccinii. Isolated asctis with eight spores ; isolated hair from the outside of a perithecium. (v. Tubeuf del.) Fig. 95.—Gibbera vaccinii on Cowberry. The perithecia form black patches on the living leafy branch, as well as the dead Jarown one. (v. Tubeuf del.) Fig. 97.—Gibbera vaccinii. Cross-section of Cowberry showing a patch of perithecia in section; the hairy perithecia contain paraphyses and asc
RMRCC3NE–. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. Fkj. 90.—Cucurhitaria labv.rni. A, Stroma witli pycnidia containing minute unicellular conidia. B, One of the large smooth pycnidia. (After v. Tubeuf.) The mature perithecia have a peridium consisting of a loose pseudoparenchyma with a rough warty exterior and a pore set in a distinct depression (Fig. 100.) The paraphyses are long, strong threads, often branched, and between them arise the long cylindrical asci with r
RMRCTCKN–. Development of cytochemical methods for the study of ascospore wall biogenesis and maturation. Ascomycetes; Ascospores; Fungi. 101 7 . 1 -â. Figure 5.3. WGA labeling on P. niqrella. A) lower region of ascus with ascospore; B) ascus apex; C) buffer negative control. i. paraphysis walls but did label vegetative cells in the excipular layers below the hypothecium (fig. 5.4A & C). Paraphyses were not labeled with WGA either. In both species the WGA labeling was increased with what should have been the sugar negative control (fig. 5-5). EY Labs provided N-acetylglucosamine for this purpose. N
RMRCDP9J–. Diseases of economic plants. Plant diseases. Fig. 210. — Russula rubra. Portion of the hymenium. sh, sub-hymenial laye b, basidia; s, sterigmata; sp, spores; p, paraphyses; c, a cystid (x 540).. Fig. 211. — Fomes fomentarius; sporophore showing pores. After Atkinson.. 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.. Stevens, Frank Lincoln, 1871-1934; Hall, John Galentine, 1870- joint author. New York, The Macmillan Company
RMRCD8Y7–. Diseases of cultivated plants and trees. Plant diseases; Plants -- Wounds and injuries; Plants, Protection of; Trees -- Diseases and pests. 314 DISEASES OF CULTIVATED PLANTS the pustules are pale orange, and irregularly scattered. Later in the season small black clusters of teleutospores appear on the under surface of the leaves. Aecidiospores orange, aculeolate, 20-28 yu, diam., paraphyses clavate, orange. Uredospores orange, aculeate, 16-22 fi. Teleutospores oblong, apiculate, warted, 5-10 septate, black and opaque, 90-140 X 20-35 /x, pedicel thickened below.. -^r^^- Fig. g-i.—Phra^midium
RMRCC3WC–. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. Fig. 194.—Phrut/midium subcorticium on a Rose leaf. The black spots are teleutospore-patches on the uuder- sm-face of the leaf. (v. Tubeuf del.) Fig. 103.—Triphragnuv.m v.lmarine on S/>iiv«rt Ulmaria. Germinating teleuto- spore, with promycelia and sporidia. (After Tulasne.) teleutospores are produced in loose patches. The aecidial patches have no covering, but are surrounded by club-shaped paraphyses. The genus fr
![. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. Fig. 125.âLophodermium nerciseqv.ium. Section of a needle of Silver Fir. h, Pycnidium on upper surface shedding conidia. o, Apothe- cium on the lower surface. (After R. Hartig.). Fig. ]2i3.âLophodermium nervisequium on Silver Fir. Portion of a ripe apothe- cium. a a, Filamentous paraphyses ; rod-like cells (conidia?), k, ahjointed from the apex of the paraphyses; the asci contain eight spores about half as long as the Stock Photo](https://c8.alamy.com/comp/RCD6AB/diseases-of-plants-induced-by-cryptogamic-parasites-introduction-to-the-study-of-pathogenic-fungi-slime-fungi-bacteria-amp-algae-plant-diseases-parasitic-plants-fungi-fig-125lophodermium-nerciseqvium-section-of-a-needle-of-silver-fir-h-pycnidium-on-upper-surface-shedding-conidia-o-apothe-cium-on-the-lower-surface-after-r-hartig-fig-2i3lophodermium-nervisequium-on-silver-fir-portion-of-a-ripe-apothe-cium-a-a-filamentous-paraphyses-rod-like-cells-conidia-k-ahjointed-from-the-apex-of-the-paraphyses-the-asci-contain-eight-spores-about-half-as-long-as-the-RCD6AB.jpg ". Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. Fig. 125.âLophodermium nerciseqv.ium. Section of a needle of Silver Fir. h, Pycnidium on upper surface shedding conidia. o, Apothe- cium on the lower surface. (After R. Hartig.). Fig. ]2i3.âLophodermium nervisequium on Silver Fir. Portion of a ripe apothe- cium. a a, Filamentous paraphyses ; rod-like cells (conidia?), k, ahjointed from the apex of the paraphyses; the asci contain eight spores about half as long as the Stock Photo")
RMRCD6AB–. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. Fig. 125.âLophodermium nerciseqv.ium. Section of a needle of Silver Fir. h, Pycnidium on upper surface shedding conidia. o, Apothe- cium on the lower surface. (After R. Hartig.). Fig. ]2i3.âLophodermium nervisequium on Silver Fir. Portion of a ripe apothe- cium. a a, Filamentous paraphyses ; rod-like cells (conidia?), k, ahjointed from the apex of the paraphyses; the asci contain eight spores about half as long as the
RMRCC31H–. Diseases of plants induced by cryptogamuc parasites; introduction to the study of pathogenic fungi, slime-fungi, bacteria, and algae. English ed. by William G. Smith. Plant diseases; Parasitic plants. Fio. 125.âLophodermium nervisequium. Section of a needle of Silver Fir. b, Pycnidium on upper surface shedding conidia. n, AjKJthe- cium on the lower surface. (After R. Hartig.). Fig. 126.âLophodermium neiviiequiuiu on Silver Fir. Portion of a riiH; aiH>the- ciuna. an. Filamentous paraphyses ; rod-like ccIIh (conidia V), *â¢, abjointol from the anex of tllt; Ii:ll*:inli'u«*w * tln^ ii..ci
RMRCC3KA–. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. Fig. 125.—Lophoderniimn nervisequium. Section of a needle of Silver Fir. 6, Pyonidium on upper surface shedding conidia. a, Apothc- cium on the lower surface. (After R. Hartig.). Fig. i26.—Lophodermium nervisequium on Silver Fir. Portion of a ripe apothe- ciuin. a a, Filamentous paraphyses ; rod-like cells (conidia?), k, abjointed from the apex of the paraphyses ; the asci contain eight spores about half as long as th
RMRCDBET–. Discovery reports. Discovery (Ship); Scientific expeditions; Ocean; Antarctica; Falkland Islands. 14 DISCOVERY REPORTS patches, o-2 0-3 mm. diam., ± hemispherical, black, matt (shining only where rubbed), with minutely scabrid surface like the thallus; solitary or two to three crowded together and then often concrescent. Ostiole indistinct, not papillate or impressed. Excipulum brown to dark brown in section, entire. Paraphyses dissolved, indicated by faint striae in the mucilage. Asci cylindric-clavate, 30-40 x 8-12/i, thin-walled. Spores ellipsoid, 8 in ascus, 8-11 x 4-5-5-5 fi. With iodin
![. Diseases of cultivated plants and trees. Plant diseases; Plants -- Wounds and injuries; Plants, Protection of; Trees -- Diseases and pests. PJ' >-'"i;.;i. Fig. 49.—AV(//-;,; dl/is^inia. i, ;i hiMnch recently attacked, showing concentric cracking of the bark ; 2, an old wound showing a rugged callus round the wound ; 3, section through a stroma showing perithecia, a. on its surface ; 4, a peritheciuni; 5, section of same; 6, conidia; 7, a conidium germinating; 8, ascus containing spores, and accompanied by paraphyses. Figs, i and 2 reduced ; remainder highly mag. more prevalent, and p Stock Photo](https://c8.alamy.com/comp/RCD979/diseases-of-cultivated-plants-and-trees-plant-diseases-plants-wounds-and-injuries-plants-protection-of-trees-diseases-and-pests-pj-gt-quotii-fig-49av-dlisinia-i-i-himnch-recently-attacked-showing-concentric-cracking-of-the-bark-2-an-old-wound-showing-a-rugged-callus-round-the-wound-3-section-through-a-stroma-showing-perithecia-a-on-its-surface-4-a-peritheciuni-5-section-of-same-6-conidia-7-a-conidium-germinating-8-ascus-containing-spores-and-accompanied-by-paraphyses-figs-i-and-2-reduced-remainder-highly-mag-more-prevalent-and-p-RCD979.jpg ". Diseases of cultivated plants and trees. Plant diseases; Plants -- Wounds and injuries; Plants, Protection of; Trees -- Diseases and pests. PJ' >-'"i;.;i. Fig. 49.—AV(//-;,; dl/is^inia. i, ;i hiMnch recently attacked, showing concentric cracking of the bark ; 2, an old wound showing a rugged callus round the wound ; 3, section through a stroma showing perithecia, a. on its surface ; 4, a peritheciuni; 5, section of same; 6, conidia; 7, a conidium germinating; 8, ascus containing spores, and accompanied by paraphyses. Figs, i and 2 reduced ; remainder highly mag. more prevalent, and p Stock Photo")
RMRCD979–. Diseases of cultivated plants and trees. Plant diseases; Plants -- Wounds and injuries; Plants, Protection of; Trees -- Diseases and pests. PJ' >-'"i;.;i. Fig. 49.—AV(//-;,; dl/is^inia. i, ;i hiMnch recently attacked, showing concentric cracking of the bark ; 2, an old wound showing a rugged callus round the wound ; 3, section through a stroma showing perithecia, a. on its surface ; 4, a peritheciuni; 5, section of same; 6, conidia; 7, a conidium germinating; 8, ascus containing spores, and accompanied by paraphyses. Figs, i and 2 reduced ; remainder highly mag. more prevalent, and p
RMRCWA2T–. Deuxième expédition antarctique francaise (1908-1910). Natural history -- Antarctica; Scientific expeditions -- Antarctica; Antarctica. 44 FLORE ALGOLOGIQUE. llooker et Ilarvey. Nous n'avons pas trouvé de paraphyses formées de rangées de cellules. Nous avons comparé notre plante avec les échantillons authentiques de l'herbier Bory et ceux de Hooker. Les premiers étaient en assez mauvais état, mais nous avons pu cependant constater que leur structure était identique à celle de notre plante. Parmi les paraphyses, en partie géliliées, se trouvaient des sporanges à nombreuses zoospor
RMRDE6M3–. The principles of botany, as exemplified in the Cryptogamia. For the use of schools and colleges. Cryptogams; Plant anatomy; 1853. CELLULARES, OE CELLULAR PLANTS. Fig. 31. 75. contains a phytozoon. Surrounding the perfect antheridium, there are abortive filaments or paraphyses p.. 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.. Coultas, Harland, d. 1877; Stifle, Cloyd B. sgn. Philadelphia, Lindsay and Blakiston
RMRDJ21R–. A monograph of lichens found in Britain; being a descriptive catalogue of the species in the herbarium of the British Museum. Lichens. X500 LBCIDEA (PSORA) LURIDA Ach. a. Plant, b. Portion of thallus and apotheoia. c. Vertical section of thallus. d. Vertical section of apothecivim. c. Aacus and paraphyses. /. Spores.. 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.. British Museum (Natural History). Dept. of Botany; Crombi
RMRDJE9D–. A monograph of lichens found in Britain; being a descriptive catalogue of the species in the herbarium of the British Museum. Lichens. Plate 15. JUITZdCJARPON OBSCLIRATUM Massal. n. Pliint uu rook. '). Portion of tliallus and apothecia. c. Vertical section of apothociam. cL Ascus and paraphyses. e. Spores.. 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.. British Museum (Natural History). Dept. of Botany; Crombie, James Mo
RMRDD1YC–. Comparative morphology and biology of the fungi, mycetozoa and bacteria . Plant morphology; Fungi; Myxomycetes; Bacteriology. Fig. aS. Ociirviania carnea, Corda. Thin sections through the faytnenium. b, b basidia, one of them with two spores in the act of forma- tion, p paraphyses. Magn. 390 times.. 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.. Bary, A. de (Anton), 1831-1888; Garnsey, Henry E. F. (Henry Edward Fowler),
RMRDXRYM–. A manual of poisonous plants, chiefly of eastern North America, with brief notes on economic and medicinal plants, and numerous illustrations. Poisonous plants. ASCOMYCETES—EUASCI—ASPERGILLUS 267. Fig. 89a. Aspergillus nidulans. 1. Conidiophore. 2. Branch of mycelium with asci and ascospores, magnified. 2. Asci. 3. Cross section. Ascus. All greatly magnified. (After Eidam.). prolonged to form a short tube or beak; numerous transparent asci arise from the base of the perithecium, these contain the ascospores; between the asci slender filiform bodies, called the paraphyses. Polymorphic fungi w
RMRDDBFB–. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 225 elliptic, surrounded by a mucilaginous layer, 24-32 x 12-18 ju; paraphyses exceeding the asci. The mycelium produces rot of cranberries, also leaf spots, but the fructification of the fungus is rarely found in nature except on. 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.. Stevens, Frank Lincoln, 1871-1934. New York : Ma
RMRDJDEJ–. A monograph of lichens found in Britain; being a descriptive catalogue of the species in the herbarium of the British Museum. Lichens. r'' ^^ X 1200 , Jx (;oo. ' X 600 LEPTORHAPHIS EPIDERMIDIS Th. Fr. a. Whole plant, b. Portion of tballus and perithecia. c. Vertical section of thallus, d. Vertical section of perithecium. c. Ascus and paraphyses. /. Spores.. 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.. British Museum
RMRDJE10–. A monograph of lichens found in Britain; being a descriptive catalogue of the species in the herbarium of the British Museum. Lichens. X 400 X 1000 MELASPILEA PROXIMELLA Nyl. a. a. a. a. Plant on hark- 6. Poition of thallus and apotLecia c Ve-tical sectioi, ot thallus. d. Vertical section of apothecia. ,. A.scus and paraphyses. /. Spores.. 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.. British Museum (Natural History). D
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