RM2AX82NA–Grevillea . iXQ., lith. No. 18.] [December, 1873. (bxtvilUu, A MONTHLY RECORD OF CRYPTOGAMIC BOTANYAND ITS LITERATURE. NOTICES OF NORTH AMERICAN FUNGI.By the Rev. M. J. Berkeley, M.A., F.L.S. (Continued from Page 53.) 376. Phoma macropus. B. $ C—Subcuticular, peritheciis spar-sis ; 6porophoris flexuosis sporis oblongis 5-6 longioribus.On the white shoots of some shrub. Scattered, tearing off withthe cuticle ; scattered, collapsed ; sporophores waved, 5-6 timeslonger than the short oblong spores. Nearly allied to the last, butdistinct. 377. Phoma Petexsii. B. cj- C.—Erumpens, clemum superficial
RMPG4CEH–. Diseases of truck crops and their control . Vegetables. Fig. 6i. Potato Diseases. a. Black wart (after Gussow), b. late blight on foliage, c, late blight on tuber, d. successive stages of the development of the conidia of Phyiophthora infestans (6. and d. after L. R. Jones), e, germination of conidia of Phytophthora infestans, by means of zoopores (after Ward),/, mature oogonium of P. infestans (after Clinton), g. melters, surface view, early stage of infection, h. pycnidium of Phoma tuherosa (after Melhus and Rosenbaum).. Please note that these images are extracted from scanned page images
RMRYT6P8–Dr L Rabenhorst's Kryptogamen-Flora von Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz . drlrabenhorstskr16rabe Year: 1901 B A. Phoma acicola (Lev.) Sacc., Mich. IL p. 272. a. Zwei abgestorbene Nadeln von Pinus silvestris mit dem Pilze in natürlicher Grösse. &. Theil eines Fruchtgehäuses mit einigen ausgetretenen Sporen, c. Eine einzelne Spore mehr vergrössert. b. u. c. stark vergrössert. Von Dr. v. Tubeuf nach der Natur gezeichnet. Phoma Arabidis Allescher, a. Ein Stengeltheil von Arabis alpina mit dem Pilze, wenig vergrössert. b. Ein noch von der Epidermi
RMMCKWNX–. Fig. 30. Cabbage Diseases. a. Club root (after Cunningham), b. cell filled with spores of the club root or- ganism, c. spores and swarm spores of Plasmodiophora brassicce (b. and c. after Chuff), d. black rot of cabbage (after F. C. Stewart), e. individual black rot germs of Pseudomonas campeslris, f. black-leg on young cabbage seedling, g. black-leg lesion on foot of older cabbage plant, h. black-leg lesion on cabbage leaf, /. pycnidmm of Phoma oleracece, j. pycnosporvs of P. okracece (/'. and j. after Manns).
RM2AFYBE9–. Revue de viticulture : organe de l'agriculture des régions viticoles. e Phoma ahietina nest pasactuellement un parasite dange-reux. Les arbres les plus atteintsprésentent seulement 5 ou 6 tachessur des branches dont le diamètrene dépasse pas lépaisseur dudoigt. Daprès ce que lon sait deson évolution en Bavière et dansles Vosges, il ne semble pas des-tiné à prendre une grande exten-sion. La dernière cause de la maladiedu rouge partiel que jai obser-vée est ÏŒcidmm elatinum : cestun champignon parasite du groupedes Urédinales ou Rouilles, qui provoque, on le sait depuis longtemps, lesdéformat
RMPG46CD–. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 259 L. tazicola R. K. on Taxus canadensis; L. vagabunda Sacc. spots linden branches. Its conidial form is perhaps Phoma tilisB.^'' Ophiobolus Riess (p. 252) Perithecia scattered, subglobose, submembranous, covered or suberumpent, ostiole papillate or elongate; asci cylindric; spores fusiform, hyaline or yellowish.. Fig. 190. —Ophio- bolus. B, ascus; C, spore. After Lindau and Win- ter. Fig. 191.— Pleospora from passion-fruit. The spores are just beginning to ger- minate, the end cells start- ing
RMMCKWKJ–. Fig. 30. Cabbage Diseases. a. Club root (after Cunningham), b. cell filled with spores of the club root or- ganism, c. spores and swarm spores of Plasmodiophora brassica (b. and c. after Chuff), d. black rot of cabbage (after F. C. Stewart), c. individual black rot germs of Pseudomonas campeslris, f. black-leg on young cabbage seedling, g. black-leg lesion on foot of older cabbage plant, h. black-leg lesion on cabbage leaf, i. pycnidium of Phoma oleracecE.j. pycnospores of P. olcracece (i. a.ndj. after Manns),
RMPG4CTP–. Diseases of truck crops and their control . Vegetables. Fig. 20. Beet Diseases. fl. Crown gall, b. scab, c, downy mildew, d. Conidiophore of Peronospora schachtii arising from a stomate of an infected beet leaf, e. germinating zoospore of P. schach- tii,/. oospore of P. schachtii, g. Cercospora leaf spot (after Halsted), ft. conidiophore and conidia of Cercospora beticola (after Duggar), i, Phoma leaf spot (after Pool and McKay), k, pycnidium of Phoma beta (after T. Johnson) {d.-f. after PrilUeux).. Please note that these images are extracted from scanned page images that may have been digit
RMMAAHAX–. Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz . Die Glieder der Gattung Chaetophoma (von chaete = Haar, Borste, Pinsel, und Phoma) finden sich meistens in Amerika, in Europa kommen verhältnissraässig wenige vor. Die Arten dieser Gattung unterscheiden sich von den übrigen Pilzen mit einzelligen, hyalinen Sporen besonders durch die borstenförmigen, verworrenen Haare, zwischen denen die Fruchtgehäuse sitzen. Meistens sind die hierher gehörigen Arten Spermogonienformen von Asterina und Meliola. AntirvhhiMiti 1327. eil. Aiitirrliiiii Rieh., Cat. Champ. Marn. n
RMPG4G3J–. The fungi which cause plant disease . Plant diseases; Fungi. 238 THE FUNGI WHICH CAUSE PLANT DISEASE Over one hundred thirty species are known. Some are impor- tant parasites. Conidial forms are found in Phoma and Phyllosticta. G. bidwellii (E.) V. & R.^- ^*^"^ Perithecia minute, globose, subepidermal, erumpent, perforate; asci clavate-cylindric, obtuse, 60-70 x 10-13 fi; spores elliptic to oblong, continuous, 12-17 x 43^-5 fi. Conidia (=Phoma uvicola, Phyllosticta labruscae, Naemospora ampeUcida) borne in pycnidia 180 x 180 fi, subepidermal, elliptic,. Fig. 173.—Diagrammatic sectio
RMMCKWJ6–. Fig. 48. Diseases of Lima Bean. a. h. c. different stages of downy mildew on pods, d. tuft of conidiophores and conidia of Phylhophthora phaseoli, e. same as d. but greatly enlarged, /. g. conidia germinating by means of a germ tube, h. i. j. k. germination of conidia by means of zoospores, /. germinating zoospores {d. to /. after Thaxter), m. n. fertilization of the oogonium by the antheridium, o. Phoma blight on foliage, p. Phoma blight on pods (o. and p. after Halsted), r. mature oospores of P. phaseoli (a. to c, m. n. and r. after Clinton).
RM2CDC8H2–. Annual report of the Maine Agricultural Experiment Station . Fig. 40. Pycnidium of P/ioiiia. x 180. .MP. Fig. 41. Mature pycnidium of Phoma showing thecavity filled with spores, x 160.
RMPG4CHM–. Diseases of truck crops and their control . Vegetables. Fig. 48. Diseases of Lima Bean. a. h. c. different stages of downy mildew on pods, d. tuft of conidiophores and conidia of Phythophthora phaseoli, e. same as d. but greatly enlarged, /. g. conidia germinating by means of a germ tube, h. i. j. k. germination of conidia by means of zoospores, /. germinating zoospores (d. to I. after Thaxter), m. «. fertilization of the oogonium by the anthendium, o. Phoma blight on foliage, p. Phoma blight on pods {0. and p. after Halsted), r. mature oospores of P. phaseoli (o. to c, m. n. and r. after Cl
RMMCKWM6–. Fig. 48. Diseases of Lima Bean. a. h. c. different stages of downy mildew on pods, d. tuft of conidiophores and conidia of Phythophthora phaseoli, e. same as d. but greatly enlarged, /. g. conidia germinating by means of a germ tube, h. i. j. k. germination of conidia by means of zoospores, /. germinating zoospores {d. to /. after Thaxter), m. n. fertilization of the oogonium by the antheridium, o. Phoma blight on foliage, p. Phoma blight on pods (o. and p. after Halsted), r. mature oospores of P. phaseoli {a. to c, m. n. and r. after Clinton).
RM2CDCAE1–. Annual report of the Maine Agricultural Experiment Station . Fig. 39 Young developing pycnidium of Phoma from theapple shown in Fig. 24. x 180.. Fig. 40. Pycnidium of P/ioiiia. x 180. .MP
RMPG4CNJ–. Diseases of truck crops and their control . Vegetables. Fig. 30, Cabbage Diseases. a. Club root (after Cunningham), b. cell filled with spores of the club root or- ganism, c. spores and swarm spores of Plasmodiophora brassica {b. and c. after Chuff), d. black rot of cabbage (after F. C. Stewart), e. individual black rot germs of Pseuaomonas campestris, f. black-leg on young cabbasre seedling, g. black-leg lesion on foot of older cabbage plant, A. black-leg lesior â - Phoma olerace<E,j. pycnospores of P. olexacecs {i. aiLc/;. riir.^r v.ivi=.v -..-. Please note that these images are extract
RMMAAH6X–. Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz . Yon der Gattung Septoria unterscheidet sich diese Gattung wie die Gattung Phoma von der Gattung Phyllosticta und wie die Gattung Diplodina von der Gattung Ascochyta. Die Gattungen Phyllosticta, Ascochyta und Septoria sind stets blattbewohnend und meist fleckenbildend, während Phoma, Diplodina und Ehabdospora nie ausschliesslich blattbewohnend und nur höchst selten flecken- bildend sind. Es mussten also mehrere Arten, welche bisher bei Septoria aufgeführt wurden, zu Ehabdospora gebracht werden, weil sie Aeste
RM2CDCC04–. Annual report of the Maine Agricultural Experiment Station . Fig. 38. Plate cvilture of PlioDia iiiali 11 (Liy.s old grow-ing on prune agar.. Fig. 39 Young developing pycnidium of Phoma from theapple shown in Fig. 24. x 180.
RMPG469F–. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 279. Fig. 208.- in section lasne. Diaporthe. C, asci. o B, stroma. After Tu- hyaline, appendaged or not; pa- raphyses none. Conidia=Phoma, Cytospora, etc. D. taleola (Fr.) Sacc. Stroma cortical, definite, de- pressed, pulvinate, 2-4 mm., cov- ered; perithecia few, 4-10, buried, their ostioles converging, erumpent in a small light-colored disk; asci cylindric, 120-140 x 10-12 ix, spores elliptic, uniseptate, constricted, with setaceous appendajges, 15-22 x 8-9/1. It causes canker on oak, killing t
RMMAAHC8–. Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz . An trocknen Stengeln von Arabis alpina und arenosa, bei Oberammergaii in Oberbayern, Diese Art steht der Phonia oleracea sehr nahe, unterscheidet sich jedoch durch grössere Sporen. Ich hätte sie gerne mit derselben vereinigt, zumal ich bei Untersuchung der Plionia-Arten des Winter'schen Herbars die Erfahrung machte, dass Ph. oleracea besonders die Crucifcrcn bevorzugt; allein ich traf bisher bei keinem hierher gehörigen Specimen so Phoma Arabidis Allesch. grosse Sporen. Auf denselben Stengeln findet sich «.
RM2CDCD5R–. Fungous diseases of plants, with chapters on physiology, culture methods and technique . ence of the fungus, unless the berries are attacked before they arehalf grown, when they may promptly shrivel and develop thepycnidia of the fungus. The fungus also affects the leaves, andwhen found upon these parts, brown spots, irregular in outline, 26o FUNGOUS DISEASES OF PLANTS are produced within which areas the pycnidia may be found.Cuttings may also be affected. The fungus. The pycnidial stage is a characteristic Phoma orPhyllosticta, lOO to 120 jjl in diameter, as shown in Fig. 113.These are dist
RMMAAHCD–. Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz . B A. Phoma acicola (Lev.) Sacc., Mich. IL p. 272. a. Zwei abgestorbene Nadeln von Pinus silvestris mit dem Pilze in natürlicher Grösse. &. Theil eines Fruchtgehäuses mit einigen ausgetretenen Sporen, c. Eine einzelne Spore mehr vergrössert. b. u. c. stark vergrössert. Von Dr. v. Tubeuf nach der Natur gezeichnet. Phoma Arabidis Allescher, a. Ein Stengeltheil von Arabis alpina mit dem Pilze, wenig vergrössert. b. Ein noch von der Epidermis bedecktes, theilweise angeschnittenes Fruchtgehäuse, stark vergröss
RMRDFE6H–. Chestnut blight. Chestnut blight; Chestnut. c-d. Phoma Rot of Swede Turnip, d, x 2, with fruiting pustules, p. 355. DISEASES OF CABBAGE AND TURNIP.. 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.. 1906-1960
RMMAAHCN–. Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz . Phyllosticta tabifica Prillieux, Bull. Soc. Myc. France, fasc. I. 1891. ((. Ein Fruchtgehäuse von oben gesehen mit in einer Eanke austretenden Sporen, b. Durchschnitt eines Fruchtgehäuses mit Sporen im Innern, c. 5 freie Sporen. Alles stark vergrössert. Nach Delacroix 1. c. 284. Ph. taMlica Prillieux, Bull. Soc. Myc. Franc, fasc. I. 1891. Syn. Phoma tabifica Prillieux 1. c. Sacc, Syll. X. 180. Fruchtgehäuse eingesenkt, dunkelbraun, kugelförmig oder fast abgeplattet, ziemlich dicht herdenweise, 180 ,u ungefäh
RMRG91JE–. Bulletin trimestriel de la Société mycologique de France. Mycology; Fungi; Fungi. S N Naoumoit, phot. et del. 1-3, Phseocryptopus Abietis. 4, 5, Mycosphaerella montana. 6, 7, Phoma Adonidis-apenninae.. 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.. Société mycologique de France. Paris : La Société
RMME6CJ5–. Die Natürlichen Pflanzenfamilien nebst ihren Gattungen und wichtigeren Arten, insbesondere den Nutzpflanzen, unter Mitwirkung zahlreicher hervorragender Fachgelehrten begründet . Fig. 184. A Phoma herbarum Westend. Habitusbild von Medicago sativa, nat. Gr. B—C P. acicola (Löv.) Sacc. B Nadeln von Pinus silvestris mit dem Pilz, nat. Gr. C Sporen, stark vergr. D—E P. Arahidis-alpinae Allesch, D angeschnittene Pyknide, stark vergr. E Sporen, sehr stark vergr. F P. oleracea Sacc. Pyknide im Querschnitt. (ß—F nach Allescher, A Original.) P, Morormn Sacc. Morus alba in Norditalien; der Pilz richte
RMRGJHAB–. Bulletin of the British Museum (Natural History). Botany; Botany. Fig. 25 Phoma cytospora (IMI 164975). A, Vertical section of pycnidium. B, Conidio- genous cells and pycnidial wall. C, Conidia. Reproduced from Hawksworth & Punithalingam (1973:62).. 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). London : The Museum
RMMAAHC5–. Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz . 0Ö b a D. Phoma Brassicae Thünien. a. Ein Durchschnitt des Fruchtgehäuses. }). Zwei Sporen; beides sehr vergrössert. Nach Delacroix, Travaux du Laboratoire de pathologie vegetale Institut agronomique. E. Phoma errabunda Desm. Ann. Sc. Nat. 1849. p. 282. o. Ein Theil des Stengels von Verbascum Tapsus mit dem Pilze in natürlicher Grösse, ö. Ein Fruchtgehäuse, theil weise von der Epidermis bedeckt, mit einigen ausgetretenen Sporen, c. Eine einzelne Spore mehr vergrössert. (&. u. c. stark vergrössert.) Von D
RMRE1GM6–. Fungi; their nature, influence, and uses;. Fungi. 62 FUNGI. cated, and these are no longer regarded so mncli as species of Sendersonia or Diplodia as the pycnidia of Sph(jBria. Other and more minute perithecia, containing minute, slender stylospores in great numbers, formerly classed wiGa. ApospJiceria, Phoma, &c., but are now I'ecognized as spermogonia containing the spermatia of Splicerite. How these influence each other, when and under what circumstances the spermatia are instrumental in impregna- tion of the sporidia, is still matter of mystery. It is clear, how- ever, that in all tl
RMMAAHC3–. Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz . Ilacrophoma 363 Cytisus 1099. M. (Eii.M.) Laljurni (Westend.) Berl. et Vogl., Adel. Syll. p. 307 et in Atti Soc. Ven.-Trent. 1886. p. 180. t. II. %. 1. Sacc, Syll. X. p. 190. Syn. Phoma Laburni (Westend.) Sacc, Syll. III. p. 68. Sphaeropsis Laburni Westend., 5. Not. p. 32. Macroplioma Laburni (West.) Berl. et Vogl. a. Ein Zweigstück von Cytisus Laburnum mit dem Pilze in natürlicher Grösse, h. Zwei Frucht- gehäuse des Pilzes, wovon eines durchschnitten ist. c. Sporen und Sporenträger, {b. u. c. stark vergröss
RMRDE59B–. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 519 In part=Mycosph£erella, Leptosphcpria. The genus is a very large one similar to Phoma and Phyllosticta except in its spore form and in the ostiole which is frequently very large. Septoria and Phleospora are distinguished only by the lesser development of the walls of the latter and many species which in early stages pass as Phleospora would in older stages be classed as Septoria. Septoria and Rhabdospora are distinguished only by the part of the host affected, stem or leaf, and many forms in
RMRMN81G–. Annals of applied biology. Biology, Economic; Biochemistry. ^2 Fifj "? Canker,'' cmised by Phoma cinerescens Sacc. O One of the "cankers" which may be taken as typical of those found on the larger branches is shown in the photograph at Fig, 1, Plate I, where the characteristic cracking of the bark in the older portions is seen. It will be observed that near the centre of the "canker" is the old base of a smaller branch and it is probable that that was the place where the fmigus made an entrance. This particular canker was evidently the result of three distinct period
RMRG91HA–. Bulletin trimestriel de la Société mycologique de France. Mycology; Fungi; Fungi. I I. M J { il dh o N. Kaocmoff, phct. et ciel. 8, 10, Rhytisma xylostei. 11, 12, Phoma Mulgedii. 13, 14, Plioma Schivereckiae.. 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.. Société mycologique de France. Paris : La Société
RMRH04P5–. Bulletin. Mycology; Fungi; Botany. BULL. LE LA SGC. MYC. LE FRANCE. T. IX, PL. XII. [. Phoma rtiizophila. — [[. Vermicularia Vanillœ. — II. Diplodina Ugustri. — IV. Hon lerfonia caslaneicola. — V. Hendersonia Tragat-aritha?. — VI. Nectria rliizoplùla. 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.. Socie?te? mycologique de France. Epinal : Victor Collot
RMRDE1FC–. A text-book of mycology and plant pathology . Plant diseases; Fungi in agriculture; Plant diseases; Fungi. DETAILED ACCOUNT OF SPECIFIC DISEASES OF PLANTS 513 thoroughly. So it has been with the black-rot fungus. The pycnidial stage on the grape leaves (Fig. 185) was called Phylloslicta labrusca, while on the fruit it was called Phoma uvicola. These have been determined to be merely stages of one and the same fungus, Guignardia Bidwellii. The mycelium of the black-rot fungus is never abundant in the outer portions of the berries where it is found. Here a stromatic mass of hyphae arises benea
RMRDJF5B–. Fungous diseases of plants : with chapters on physiology, culture methods and technique . Fungi in agriculture. 260 FUNGOUS DISEASES OF PLANTS are produced within which areas the pycnidia may be found. Cuttings may also be affected. The fungus. The pycnidial stage is a characteristic Phoma or Phyllosticta, ioo to 120/i in diameter, as shown in Fig. 113. These are distributed over the affected surfaces, and produce abundant conidia, which are hyaline, obovoidal, frequently trun- cated at the apex, measuring 10.5-13.5 X 5-6/*. The conidia are appendaged, and they are expelled from the perithec
RMRDE0F8–. Diseases of truck crops and their control . Vegetables. Fig. 36, Turnip Diseases. a. and b. Anthracnose, c. cross section through acervulus, d. anthracnose spores, e. Cylindrosporium leaf spot, /. Phoma rot,- g. Sclerotinia rot (c. and d. after Higgins).. 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.. Taubenhaus, Jacob Joseph, 1884-1937. New York : E. P. Dutton & Co.
RMRH04PR–. Bulletin. Mycology; Fungi; Botany. BULL. DE LA SOC. MTC. DE FRANCE. T. IX, PL. XI.. I. Endoconidium luteolum. — II. Endoconidium Iragrans. IV. A.crostalagmus uiveus.—V.Fusarium stromuticum. VII. Phoma Gctilis. — II!. A^pergillus brunneus. — VI. Tubcrcularia radicicola.. 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.. Socie?te? mycologique de France. Epinal : Victor Collot
RMRDE242–. A text-book of mycology and plant pathology . Plant diseases; Fungi in agriculture; Plant diseases; Fungi. 262 MYCOLOGY spores in Phoma are colorless and unicellular. The pycnidia are black with a terminal pore and depressed in the tissues of the host. The genus is arbitrarily limited to those species in which the spores are less than 15/4, for the larger spored forms have been placed in the genus Macrophoma. The most important species from the pathologic viewpoint are out of the iioo species recognized the^oUowing: Phoma beta is the cause of the heart rot and blight of beets. Phoma batata p
RMRGWEWX–. Bulletin. Natural history; Natural history. Fig. 25.—Petri-dish culture of Phoma B. On corn meal agar. The con- centrically zonated, fine mycelium produces pycnidia in great abundance. Compare with Pig. 24. light olivaceous or yellowish brown. Pycnidia are, however, produced very readily and abundantly. No morphological differences have been found by which these two strains can be distinguished when the pycnidia occur on infected stems or branches of elms. Neither are there any differences between the two strains on sterilized elm twigs. From four diseased trees a third type of Phoma has bee
RMRDDB8Y–. The fungi which cause plant disease . Plant diseases; Fungi. 242 THE FUNGI WHICH CAUSE PLANT DISEASE oculations under all conceivable conditions, failed utterly of posi- tive results. From the Caucasus Prillieux and Delacroix "^ have described a Guignardia causing a black rot of grapes which is regarded as distinct from the usual American form, differing both in the peri- thecial and conidial stages. This is called G. baccae (Cav.) Jacz. Its conidial form Phoma reniformis eventually covers the whole berry with pustules. Two kinds of pycnidia are described. G. vaccinii Sh."^- "
RMRDE5E3–. The fungi which cause plant disease . Plant diseases; Fungi. 484 THE FUNGI WHICH CAUSE PLANT DISEASE epidermis, lenticular to globose, thin membranous, opening by a pore; conidia small, ovate to elongate, continuous, hyaline or green; conidiophore short or almost obsolete. On leaves. In part =Guignardia, Valsonectria, Mycosphserella. The genus is a very large one of some eight hundred forms, few of which have been adequately studied. It differs from Phoma only in that it is foliicolous while Phoma is caulicolous, a distinction which. Fia. 335.—P. solitaria. 1, section through apple; 4, spore
RMRGJH9G–. Bulletin of the British Museum (Natural History). Botany; Botany. 25/im. Fig. 26 Phoma dubia (E—holotype). A, Vertical section of pycnidium. B, Conidiogenous cells and pycnidial wall. C, Conidiogenous cells. D, Conidia. at Blainville in 1906 labelled 'Phyllosticta cytospora mini' present which agrees in all details with Vouaux's original description and later collections; the Blainville specimen is consequently designated as neotype for this name here. The name Phyllosticta lichenicola Allescher may have been partly based on a fungus very close to Phoma cytospora (see p. 83). Phoma caperatae
RMRDE0AD–. Diseases of truck crops and their control . Vegetables. Fig. 6i. Potato Diseases. a. Black wart (after Gussow), b. late blight on foliage, c, late blight on tuber, d. successive stages of the development of the conidia of Phyiophthora infestans (6. and d. after L. R. Jones), e, germination of conidia of Phytophthora infestans, by means of zoopores (after Ward),/, mature oogonium of P. infestans (after Clinton), g. melters, surface view, early stage of infection, h. pycnidium of Phoma tuherosa (after Melhus and Rosenbaum).. Please note that these images are extracted from scanned page images
RMRDE5D6–. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 493 one on snapdragon,^^ another on Clematis roots,** and one on ap- ple*"^ Phomopsis Saccardo " (p. 482) As in Phoma, but with hooked conidiophores. A small genus. P. aloeapercrassee Trinch. is reported on scapes and flowers of the aloe in Italy. P. stewartii Pk. Perithecia gregarious, commonly occupying grayish or brown spots, thin, subcutaneous, at length erumpent, depressed, minute, Is- 12 xaxsx. broad, black; spores of two kinds, first; filiform, curved, flexuous or vmcinate, hyali
RMREGGTX–. Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz. Cryptogams -- Germany; Cryptogams -- Austria; Cryptogams -- Switzerland. 170 Die Gattung Phoma (von plios = Blase, Bläschen oder Beulchen) ist noch immer eine der umfangreichsten Pilzgattungen, obwohl schon viele ihrer ehemaligen Glieder ausgeschieden und daraus neue Gattungen gebildet worden sind, so z. B. die Gattungen: Aposphaeria Berk. mit oberflächlichen Fruchtgehäusen und sehr D.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability -
RMRDCXXR–. Manual of fruit diseases . Fruit. APPLE DISEASES 89 are arranged radially about it. These are the fruiting pustules of the causal pathogene. On yellow varieties like the Yellow Bellflower and Tolman Sweet the spots are at first almost a carmine red. Later they turn brown in color. This change in color may occur while the apple still hangs on the tree, particu- larly if the weather is wet for a few weeks prior to harvesting; or the change may be delayed until the fruit is stored. Spots on affected fruit increase but little in size when placed in cold storage. Cause. The fungus Phoma pomi prod
RMRGJHB3–. Bulletin of the British Museum (Natural History). Botany; Botany. 50 D. L. HAWKSWORTH. Fig. 24 Phoma caloplacae (UPS—holotype). A, Surface view of pycnidium. B, Surface view of pycnidial wall. C, Conidiogenous cells and pycnidial wall. D, Conidia. Observations: Phoma-like fungi on lichens have often been placed in Phyllosticta Pers. ex Desm., a genus formerly adopted for similar fungi on leaves as opposed to stems, presumably in the belief that lichen thalli approximated more closely to 'leaves' than 'stems'. The type species of Phyllosticta, however, is in any case very different, conformin
RMRDE08J–. Diseases of truck crops and their control . Vegetables. Fig. 65. Tomato Diseases. a. Various forms of vegetative cells of the yeast rot fungus, 6. ascus, j. ascosporet of the yeast rot fungus (a. to c. after Schneider), d. Phoma rot on foliage, e. Phoma rot on fruit,/, pycnidium of the Phoma rot organism, g. cross-section of a pycnidium of the Phoma funpii?;. h. T^^'^elium, *. pycnospores of same (d. to »". after Jamieson).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illu
RMRH302B–. British oak galls. Galls (Botany). PLATE XXXTX.. Galls caused by Ctnips Kollari. a. Attacked by the fungus Phoma GALLORUM. B. A Specimen from which thirty-two inqiiilines have emerged and one Ctnips Kollari ; their lioles are indicated by pins and a match stick respectively, c. Specimens tenanted by parasites and growth ai-rested thereby. d. A normal specimen for comparison, e. Sections showing larva cells. Specimen a x 2^. b and c nearly nat. size. Adlard ^- Son, Impr,. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability
RMRGJH7K–. Bulletin of the British Museum (Natural History). Botany; Botany. E ^§1% 1%^ y. 10/im Fig. 27 Phoma peltigerae (H-KARST 2041—holotype). A, Surface view of pycnidium. B, Vertical section of pycnidium. C, Surface view of pycnidial wall. D, Conidiogenous cells and pycnidial wall. E, Conidia. Observations: Phoma peltigerae recalls P. cytospora but differs in the broader conidia, thickening of the pycnidial wall cells, and larger pycnidia, as well as in occurring on quite different hosts. Phyllosticta peltigerae was originally described from 'Mustiala' but no material under this name from that lo
RMRDE0MP–. Diseases of truck crops and their control . Vegetables. Fig. 20. Beet Diseases. fl. Crown gall, b. scab, c, downy mildew, d. Conidiophore of Peronospora schachtii arising from a stomate of an infected beet leaf, e. germinating zoospore of P. schach- tii,/. oospore of P. schachtii, g. Cercospora leaf spot (after Halsted), ft. conidiophore and conidia of Cercospora beticola (after Duggar), i, Phoma leaf spot (after Pool and McKay), k, pycnidium of Phoma beta (after T. Johnson) {d.-f. after PrilUeux).. Please note that these images are extracted from scanned page images that may have been digit
RMRH0W8K–. Bulletin. Agriculture. Fig. 9.—A section corky cells beneath. Fig. 10. A pycnidium of Phoma Pomi. The escaping spores may be seen above. thru a Fruit Spot. The the epidermis are shown above, while below are seen the brown and with- ered cells produced :n the later development of the spot. The fungus can be seen in the pocket in the center. colored. (Frontis- piece.) Numerous black specks ap- pear, sometimes causing the center of the spot to have an almost uniformly black appearance (Fig. 8). The tissue beneath the spot is rendered brown and corky to a depth of several cells (Fig. 9). Cold st
RMRDDAYX–. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 259 L. tazicola R. K. on Taxus canadensis; L. vagabunda Sacc. spots linden branches. Its conidial form is perhaps Phoma tilisB.^'' Ophiobolus Riess (p. 252) Perithecia scattered, subglobose, submembranous, covered or suberumpent, ostiole papillate or elongate; asci cylindric; spores fusiform, hyaline or yellowish.. Fig. 190. —Ophio- bolus. B, ascus; C, spore. After Lindau and Win- ter. Fig. 191.— Pleospora from passion-fruit. The spores are just beginning to ger- minate, the end cells start- ing
RMREGGTT–. Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz. Cryptogams -- Germany; Cryptogams -- Austria; Cryptogams -- Switzerland. 0Ö b a D. Phoma Brassicae Thünien. a. Ein Durchschnitt des Fruchtgehäuses. }). Zwei Sporen; beides sehr vergrössert. Nach Delacroix, Travaux du Laboratoire de pathologie vegetale Institut agronomique. E. Phoma errabunda Desm. Ann. Sc. Nat. 1849. p. 282. o. Ein Theil des Stengels von Verbascum Tapsus mit dem Pilze in natürlicher Grösse, ö. Ein Fruchtgehäuse, theil weise von der Epidermis bedeckt, mit einigen ausgetretenen Sporen, c. Eine
RMRE38XB–. Danish fungi as represented in the herbarium of E. Rostrup;. Fungi. 419. .^A^S^^ Fig. 31. Phoma Rostrupii. a. Root of Daucus with pycnidia. b. Stem with pycnidia. c. Part of the same, enlarged. d. Cross?section of a pycnidium. e. Spores -j-. From R 02 a. Tamarix decandra and Myricaria germanka. S. Landbohajskolens Have, Sept.—Nov. 2144. Phoma polemonii Cooke, Syll. X "^ All. VI ^' On dead stems of Polemonium coeruleum. S. Landbohejskolens Have. 2145. Phoma silvatica Sacc, Syll. Ill i=«, All. VI ^"^ Melampyrum pratense. J. Skovgaard!, Rindsholm (^^/e 06!). 2146. Phoma sceptri Karst
RMRDE0CG–. Diseases of truck crops and their control . Vegetables. Fig. 48. Diseases of Lima Bean. a. h. c. different stages of downy mildew on pods, d. tuft of conidiophores and conidia of Phythophthora phaseoli, e. same as d. but greatly enlarged, /. g. conidia germinating by means of a germ tube, h. i. j. k. germination of conidia by means of zoospores, /. germinating zoospores (d. to I. after Thaxter), m. «. fertilization of the oogonium by the anthendium, o. Phoma blight on foliage, p. Phoma blight on pods {0. and p. after Halsted), r. mature oospores of P. phaseoli (o. to c, m. n. and r. after Cl
RMREFA0K–. Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz. Cryptogams -- Germany; Cryptogams -- Austria; Cryptogams -- Switzerland. Camarosporium 269 litschia — C. Gleditschiae Oudem., Contr. Flor. Myc. «1. Pays-Bas XV. p. 16. Sacc, Syll. XL p. 536. Ohne Diagnose. Yielleicht mit C. Triacanthi Sacc. identisch? An den Zweigen von Gleditschiae Triacanthus zwischen den Fruchtgehäusen der Diplodia Gleditschiae und Phoma occidentalis in den Niederlanden. Hedera 3632. C. sarmenticium Sacc, Mich. I. p. 96; Syll. III. p. 463. Sjn. Hendersonia sarraenticia Sacc. Fungi italici
RMRDDBAC–. The fungi which cause plant disease . Plant diseases; Fungi. 238 THE FUNGI WHICH CAUSE PLANT DISEASE Over one hundred thirty species are known. Some are impor- tant parasites. Conidial forms are found in Phoma and Phyllosticta. G. bidwellii (E.) V. & R.^- ^*^"^ Perithecia minute, globose, subepidermal, erumpent, perforate; asci clavate-cylindric, obtuse, 60-70 x 10-13 fi; spores elliptic to oblong, continuous, 12-17 x 43^-5 fi. Conidia (=Phoma uvicola, Phyllosticta labruscae, Naemospora ampeUcida) borne in pycnidia 180 x 180 fi, subepidermal, elliptic,. Fig. 173.—Diagrammatic sectio
RMRHAY54–. Botanikai kzlemnyek. Plants; Plants -- Hungary. 76 MOESZ G. A 7. kép magyarázata. A. A Pyrenochaeta clithridis ter- m?testei a Clithris quercina elöregedett apotheciumán, 20-szor nagy. B—D. Termötestek átmetszve 75-ször nagy. E. Koni- diumtartók és konidiumok 800-szor nagy. 28. Phoma salsolae Moesz n- sp. Ezt a gombát szintén Greinich F. gy?jtötte Sükösdön 1918 ápr. elején, a Salsola hali kóróján. Diagnózisa: Pycnidiis in maculis cinerascentibus insidentibus. laxe grc- gariis^ membranaceís. initio epidermide tectis, dein erumpenti- bíis, Síibglobosis, 170—283 ;>. diám., atris: contextu mi
RMRH09H2–. Bulletin. Mycology; Fungi; Botany. BULL, DE LA SOC. MYC. DE FRANCE. T. VI, PL. XIII.. G. Delacroix., del. I. Uolùll.ird.T Vitis ov. Sp. — II. Sos sporos. — III. Phoma Secalis Nov. Sp. — IV- s,.. spoii'< — V Septon;» Sec.ilis Nov. Sp. — M. Ses spores. — VII. Pestalozzia uvicola Speit.izz — Mil. sa spore. — I.. NainclaJium Tremulce Frank, état conidiai Je Diilvrr.'t'i'.lirrrin popiilina Vuillemiu. X, ï^es conidies.. 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
RMREGGTY–. Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz. Cryptogams -- Germany; Cryptogams -- Austria; Cryptogams -- Switzerland. B A. Phoma acicola (Lev.) Sacc., Mich. IL p. 272. a. Zwei abgestorbene Nadeln von Pinus silvestris mit dem Pilze in natürlicher Grösse. &. Theil eines Fruchtgehäuses mit einigen ausgetretenen Sporen, c. Eine einzelne Spore mehr vergrössert. b. u. c. stark vergrössert. Von Dr. v. Tubeuf nach der Natur gezeichnet. Phoma Arabidis Allescher, a. Ein Stengeltheil von Arabis alpina mit dem Pilze, wenig vergrössert. b. Ein noch von der Epide
RMRDE0GP–. Diseases of truck crops and their control . Vegetables. Fig. 30, Cabbage Diseases. a. Club root (after Cunningham), b. cell filled with spores of the club root or- ganism, c. spores and swarm spores of Plasmodiophora brassica {b. and c. after Chuff), d. black rot of cabbage (after F. C. Stewart), e. individual black rot germs of Pseuaomonas campestris, f. black-leg on young cabbasre seedling, g. black-leg lesion on foot of older cabbage plant, A. black-leg lesior â - Phoma olerace<E,j. pycnospores of P. olexacecs {i. aiLc/;. riir.^r v.ivi=.v -..-. Please note that these images are extract
RMRRX8A4–. Florists' review [microform]. Floriculture. J. J. FELLOURIS Wholesale and R«>tatl Dealer to ALI. KINDS 07 EVERGREENS WhacT and «anter Verna Phoma 2815 ^'w^ttoa S«. lie W. 88th Street,. Bronieand Oreen Oaiax NEW YORK PAUL MECONI Whdenle FlMiit ^"^ ^•?f>iitl0B Tlie R»v1»w wl>»B yoB writa. DO NOT LET THE ACCOUNTS OWING YOU REMAIN LONOER UNPAID Send them to us at once. We are prompt, ener- fetlc and reasonable and can reach any point in the fnited States and Oanada. National Florists* Board of Trade g6 Pine St.. New York. N. Y. Alwuiyu mention the Floriate* Be view ^g^lien wrltlns
RMRDDAT4–. The fungi which cause plant disease . Plant diseases; Fungi. THE FUNGI WHICH CAUSE PLANT DISEASE 279. Fig. 208.- in section lasne. Diaporthe. C, asci. o B, stroma. After Tu- hyaline, appendaged or not; pa- raphyses none. Conidia=Phoma, Cytospora, etc. D. taleola (Fr.) Sacc. Stroma cortical, definite, de- pressed, pulvinate, 2-4 mm., cov- ered; perithecia few, 4-10, buried, their ostioles converging, erumpent in a small light-colored disk; asci cylindric, 120-140 x 10-12 ix, spores elliptic, uniseptate, constricted, with setaceous appendajges, 15-22 x 8-9/1. It causes canker on oak, killing t
RMRGJH78–. Bulletin of the British Museum (Natural History). Botany; Botany. 56 D. L. HAWKSWORTH. 10/im Fig. 28 Phoma physciicola (W 1910/609—holotype). A, Vertical section of pycnidium. B, Conidiogenous cells and pycnidial wall. C, Surface view of pycnidial wall. D, Conidi- genous cells. E, Conidia. 5. Phoma physciicola Keissler, Hedwigia 50 : 294 (1911). (Fig. 28A-E) Type: Austria, Steiermark, Gams bei Hieflau, on Phvscia aipolia, June 1910, K. von Keissler (W 1910/609—holotype!). Icones: Keissler, Hedwigia 50:295 fig. la-c (1911).—Keissler, Rabenh. Krvpt.-Fl. 8:539 figs. 102-103(1930). Conidiomata p
RMREGGTJ–. Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz. Cryptogams -- Germany; Cryptogams -- Austria; Cryptogams -- Switzerland. Ilacrophoma 363 Cytisus 1099. M. (Eii.M.) Laljurni (Westend.) Berl. et Vogl., Adel. Syll. p. 307 et in Atti Soc. Ven.-Trent. 1886. p. 180. t. II. %. 1. Sacc, Syll. X. p. 190. Syn. Phoma Laburni (Westend.) Sacc, Syll. III. p. 68. Sphaeropsis Laburni Westend., 5. Not. p. 32. Macroplioma Laburni (West.) Berl. et Vogl. a. Ein Zweigstück von Cytisus Laburnum mit dem Pilze in natürlicher Grösse, h. Zwei Frucht- gehäuse des Pilzes, wovon eines
RMRMWBCC–. Annales des sciences naturelles. Plants; Biology. LES CHAMPIGNONS DITS AMBUOSI.V 43 la grande majorité des cas, seulement lorsque ranimai a aban- donné la galle et alors que les lissus commencent à se mortilier. 4" Ces Macrophoma paraissent n'exister qu'en relation avec les galles où on les trouve et non à l'état libre. Ils ne sont pas identiques avec les autres espèces de Phoma très répandus sur les plantes hospitalières considérées. 5° Le Champignon semble vraisemhinblemenf élre apporté par la mère au moment de la ponte de 1 œuf : il trouve dans l'intérieur de la galle des conditions
RMRCCKD3–. Diseases of truck crops and their control. Plants -- Diseases. Fig. 36. Turnip Diseases. a. and h. Anthracnose, c. cross section through acervulus, d. anthracnose spores, e. Cylindrosporium leaf spot, /. Phoma rot, g. Sclerotinia rot (r. and d. after Higgins).. 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.. Taubenhaus, Jacob Joseph. New York, Dutton
RMRCC67E–. Diseases of economic plants. Plant diseases. 20 Diseases of Economic Plants of fungi, prominent among them being Pythium, Thielavia, Corticium, Fusarium, Botrytis, Sclerotinia, Sclerotium, Phoma, Volutella, Phytophthora, CoUetotrichum, Gloeospo-. FiG. 4. — Stems of young greenhouse tomato plants damped- off frcm attacks of Corticium. After Humbert. rium. The fungus which causes this condition ma}^ often be seen as a weft of myceHum around the base of the diseased plant, or even creeping over the ground to some distance.. Please note that these images are extracted from scanned page images th
RMRCC6RF–. Diseases of economic plants. Plant diseases. 20 Diseases of Economic Plants of fungi, prominent among them being Pythium, Thielavia, Corticium, Fusarium, Botiytis, Sclerotinia, Sclerotium, Phoma, Volutella, Phytophthora, Colletotrichuin, Gloeospo-. FiG. 4. — Stems of young greenhouse tomato plants damped- off frcm attacks of Corticium. After Humbert. rium. The fungus which causes this condition maj^ often be seen as a weft of mycehum around the base of the diseased plant, or even creeping over the ground to some distance.. Please note that these images are extracted from scanned page images
RMRCCKF8–. Diseases of truck crops and their control. Vegetables. Fig. 36. Turnip Diseases. a. and b. Anthracnose, c. cross section through acervulus, d. anthracnose spores, e. Cylindrosporium leaf spot, /. Phoma rot, g. Sclerotinia rot (c and d. after Higgins).. 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.. Taubenhaus, J. J. (Jacob Joseph), 1885-. New York, E. P. Dutton & company
RMRCC698–. Diseases of economic plants. Plant diseases. Trees and Timber 385 phore, formed in the cavities under dead branches, is from 0.5-35 cm. in length by 1 cm. wide. The pore-bearing layer is flesh-colored. This and the preceding disease of the cedar taken together have been estimated to cause 60 per cent loss in some local-. Fici. 202. Longitudinal section of cedar showing effect of Fomes juniperinus. After von Schrenk. ities. Since they are caused by wound parasites, the removal of diseased trees and the destruction of sporophores is recommended. Cedar canker (Phoma sp.). — This canker is found
RMRCD8MY–. Diseases of cultivated plants and trees. Plant diseases; Plants -- Wounds and injuries; Plants, Protection of; Trees -- Diseases and pests. 4o6 DISEASES OF CULTIVATED PLANTS SPHAEROPSIDIACEAE * Spores continuous PHOMA (Fries.) Perithecia subcutaneous then erumpent, globose or com- pressed, not beaked, mouth minute, conidia hyaline, continu- ous, elliptical to subglobose. A numerous genus, the species forming crowds of black microscopic dots on stems and leaves. Gooseberry shoot spot.—Numerous minute black dots nestling in the epidermis of gooseberry shoots, more especially. Fic. 126.— I, Phy
RMRCDPBF–. Diseases of economic plants. Plant diseases. Trees and Timber 385 phore, formed in the cavities under dead branches, is from 0.5-35 cm. in length by 1 cm. wide. The pore-bearing layer is flesh-colored. This and the preceding disease of the cedar taken together have been estimated to cause 60 per cent loss in some local-. FiG. 202. — Longitudinal section of cedar showing effect of Fomea juniperinus. After von Schrenk. ities. Since they are caused by wound parasites, the removal of diseased trees and the destruction of sporophores is recommended. Cedar canker (Phoma sp.). — This canker is foun
RMRCCK9Y–. Diseases of truck crops and their control. Plants -- Diseases. Fig. 65. Tomato Diseases. a. Various forms of vegetative cells of the yeast rot fungus, 6. ascus, .-. ascosporet of the yeast rot fungus (a. to c. after Schneider), d. Phoma rot on foliage, c. Phoma rot on fruit,/, pycnidium of the Phoma rot organism, g. cross-section of a pycnidium of the Phoma fungus, h. mycelium, «. pycnospores of same {d. to i. after Jamieson).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illust
RMRCCKA8–. Diseases of truck crops and their control. Plants -- Diseases. Fig. 6i. Potato Diseases. a. Black wart (after Gussow), b. late blight on foliage, c. late blight on tuber, d. successive stages of the development of the conidia of Phyiophthora infestans (b. and d. after L. R. Jones), e. germination of conidia of Phytophlhora infestayis, bv means of zoopores (after Ward),/, mature oogonium of P. infestans (after Clinton)'. R. melters. surface view, early stage of infection, h. pycnidium of Phoma tuberose (after Melhus and Rosenbaum).. Please note that these images are extracted from scanned pag
RMRCD8MW–. Diseases of cultivated plants and trees. Plant diseases; Plants -- Wounds and injuries; Plants, Protection of; Trees -- Diseases and pests. PHOMA 409 Phoma solani (Halsted) causes a 'damping off' of egg- plants. The disease attacks the seedHngs at the base of the stem, the fruit of the fungus appearing as exceedingly minute dots on the diseased part. Halsted, New Jersey Agric. Exp. Sta. Rep., 1891.. Fig. 127.—Phoma sanguinolenta. i, diseased carrot; 2, diseased carrot flowering stem ; 3, portion of a diseased spot showing perithecia with the conidia escaping as a viscid tendril ; 4, section
RMRCCKGM–. Diseases of truck crops and their control. Vegetables. Fig. 20. Beet Diseases. a. Crown gall, b. scab, c. downy mildew, d. Conidiophore of Pernnospora schachlii arising from a stomate of an infected beet leaf, e. germinating zoospore of P. schach- lii, f. oospore of P. schachlii, g. Cercospora leaf spot (after Halsted), h. conidiophore and conidia of Cercospora belt cola (after Duggar), i. Phoma leaf spot (after Pool and McKay), k. pycnidium of Phoma beta; (after T. Johnson) (J.-/, after PriUieux).. Please note that these images are extracted from scanned page images that may have been digit
RMRCCKE0–. Diseases of truck crops and their control. Vegetables. Fig. 48. Diseases of Lima Bean. a. h. c. different stages of downy mildew on pods, d. tuft of conidiophores and conidia of Phythophthora phaseoli, e. same as d. but greatly enlarged, /. g. conidia germinating by means of a germ tube, h. i. j. k. germination of conidia by means of zoospores, /. germinating zoospores {d. to /. after Thaxter), m. n. fertilization of the oogonium by the antheridium, o. Phoma blight on foliage, p. Phoma blight on pods (o. and p. after Halsted), r. mature oospores of P. phaseoli {a. to c, m. n. and r. after Cl
RMRCCKEJ–. Diseases of truck crops and their control. Plants -- Diseases. Fig. 20. Beet Diseases. a. Crown gall, b. scab c. downy mildew, d. Conidiophore of Peroyiospora schachlii arising from a stomate of an infected beet leaf, e. germinating zoospore of P. schach- •/• °°?P.O'"e "f ^- schachlii, g. Cercospora leaf spot (after Halsted), h. conidiophore and conidia of Cercospora belicola (after Duggar), i. Phoma leaf spot (after Pool and McKay), k. pycnidium of Phoma belce (after T. Johnson) {d.-f. after PriUieux).. Please note that these images are extracted from scanned page images that may
RMRCCKBD–. Diseases of truck crops and their control. Plants -- Diseases. Fig. 48. Diseases of Lima Bean. a. h. c. different stages of downy mildew on pods, d. tuft of conidiophores and conidia of Phylhophthora phaseoli, e. same as d. but greatly enlarged, /. g. conidia germinating by means of a germ tube, h. i. j. k. germination of conidia by means of zoospores, /. germinating zoospores {d. to /. after Thaxter), m. n. fertilization of the oogonium by the antheridium, o. Phoma blight on foliage, p. Phoma blight on pods (o. and p. after Halsted), r. mature oospores of P. phaseoli (a. to c, m. n. and r.
RMRCCKFP–. Diseases of truck crops and their control. Vegetables. Fig. 30. Cabbage Diseases. a. Club root (after Cunningham), b. cell filled with spores of the club root or- ganism, c. spores and swarm spores of Plasmodiophora brassicce (b. and c. after Chuff), d. black rot of cabbage (after F. C. Stewart), e. individual black rot germs of Pseudomonas campeslris, f. black-leg on young cabbage seedling, g. black-leg lesion on foot of older cabbage plant, h. black-leg lesion on cabbage leaf, /. pycnidmm of Phoma oleracece, j. pycnosporvs of P. okracece (/'. and j. after Manns).. Please note that these im
RMRCF09T–. Die zweite Deutsche Nordpolarfahrt in den Jahren 1869 und 1870, unter Führung des Kapitän Karl Koldewey. Koldewey, Karl, 1837-1908; Deutsche Nordpolar-Expedition, 1869-1870; Natural history; Geophysics; genealogy. BOTANIK. (l.,P]lze.Taf. 1.. LPUöspont hi/jH rlwnu.y.. PLarclicu.oJH.piuwiirieJiia. f.PLDn/aJCs. S. SphitLiicL nivuUs. 6 SpJt. arctica^ 7, tJ. Ce = i^atostorrHL foliieoliim.H. Ci^tsipova capUata.S. Phoma Diaban JO. Rhizoniorpha ard'uiULXyU>gpaphu tu'cUca. r.ABroc'khajis'(kffpr:'a.rtxst.-AnsULV.. l,eivzig.. Please note that these images are extracted from scanned page images that
RMRCCKDF–. Diseases of truck crops and their control. Plants -- Diseases. Fig. 30. Cabbage Diseases. a. Club root (after Cunningham), b. cell filled with spores of the club root or- ganism, c. spores and swarm spores of Plasmodiophora brassica (b. and c. after Chuff), d. black rot of cabbage (after F. C. Stewart), c. individual black rot germs of Pseudomonas campeslris, f. black-leg on young cabbage seedling, g. black-leg lesion on foot of older cabbage plant, h. black-leg lesion on cabbage leaf, i. pycnidium of Phoma oleracecE.j. pycnospores of P. olcracece (i. a.ndj. after Manns),. Please note that t
RMRCJ8T6–. Die Natürlichen Pflanzenfamilien nebst ihren Gattungen und wichtigeren Arten, insbesondere den Nutzpflanzen, unter Mitwirkung zahlreicher hervorragender Fachgelehrten begründet. Botany. Fig. 184. A Phoma herbarum Westend. Habitusbild von Medicago sativa, nat. Gr. B—C P. acicola (Löv.) Sacc. B Nadeln von Pinus silvestris mit dem Pilz, nat. Gr. C Sporen, stark vergr. D—E P. Arahidis-alpinae Allesch, D angeschnittene Pyknide, stark vergr. E Sporen, sehr stark vergr. F P. oleracea Sacc. Pyknide im Querschnitt. (ß—F nach Allescher, A Original.) P, Morormn Sacc. Morus alba in Norditalien; der Pilz
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