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Chrysomyxa Stock Photos and Images
RF2M4D67E–A yellowish fungus called Chrysomyxa ledi growing on Norway spruce in Finnish forest near Kuusamo. It is a plant pathogen responsible for the disease
RF2N3CMX3–Close-up of a White Spruce tree (Picea glauca) covered with Spruce Needle Rust (Chrysomyxa ledicola)
RM2F7401H–North America; United States; Alaska; Alaska Range Mountains; Spruce Tree; Plant Disease; Rust caused by fungi from several species of the genus Chry
RM2AN2Y4R–Fungi, Ascomycetes, Ustilaginales, Uredinales . Fig- >79- • Phragmidium Rubi Pers.; uredosorus, x6oo; after Sappin-Trouffy; b. Phragmidiumviolaceum Wint.; uredosorus, X480; after Blackman. by paraphyses, or in certain genera (Pucciniastrum, UrcJinopsis) by a pseudo-peridium. In the young sorus a regular layer of somewhat rectangular basalcells is formed, from which the uredospore mother-cells arise. In Colco-sporitim, in Chrysomyxa, and in the secondary caeomata of Phragmidiumsubcorlicium, they are produced in vertical rows like the typical aecidiosporemother-cells and divide to form uredos
RMPG4B13–. Diseases of plants induced by cryptogamic parasites : introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae . Plant diseases; Parasitic plants; Fungi. CHRYSOMYXA. 379 occurs on Ledum palustre. It is difficult to distinguish from the preceding species, and causes the formation of similar aecidia on spruces in Northern Germany and other parts where Bhodo- devdron is not indigenous. Its uredospores are also capable of hibernating and of propagating the fungus where spruce is absent. Chr. himalayensis Barcl. occurs on leaves of Rhododendron arboreum in the Himalaya..
RMRYR4HC–Dr L Rabenhorst's Kryptogamen-Flora von Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz . drlrabenhorstskr0101rabe Year: 1884 Chrysomyxa. Promycelium mehrzellig mit mehreren Sporidien; sonst wie Coleosporium.
RMREGF3D–. Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz. Cryptogams -- Germany; Cryptogams -- Austria; Cryptogams -- Switzerland. Chrysomyxa. Promycelium mehrzellig mit mehreren Sporidien; sonst wie Coleosporium.. 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.. Rabenhorst, Ludwig, 1806-1881; Grunow, A. (Albert), 1826-1914. Leipzig : E. Kummer
RMPG1WTX–. Comparative morphology and biology of the fungi, mycetozoa and bacteria . Plant morphology; Fungi; Myxomycetes; Bacteriology. Fig. 130. chrysomyxa Rhododendri in a leaf of Rh. hirsutttm. Vertical section through a teleutospore-layer. e—€ epidermis of the under surface of the leaf. Adjoining the spores is the tissue of the leaf traversed and distorted by mycelial filaments m of Chrysomyxa; a a row of teleutospores which have not yet germinated; / a similar row in which the uppermost teleutospore has formed a promycelium, and on this sterigmata and sporidia are beginning to be formed in basipe
RMMAAH3R–. Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz . Chrysomyxa. Promycelium mehrzellig mit mehreren Sporidien; sonst wie Coleosporium.
RMT1HW2T–Diseases of plants induced by Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae diseasesofplants00tube Year: 1897 CHRYSOMYXA. 379 occurs on Ledum imludrc. It is difficult to distinguish from the preceding species, and causes the formation of similar aecidia on spruces in Northern Germany and other parts where Rhodo- dendron is not indigenous. Its uredospores are also capable of hibernating and of propagating the fungus where spruce is absent. Chr. himalayensis P.arcl. occurs on leaves of Rhododendron arhoreum in
RMREF5NE–. Comparative morphology of Fungi. Fungi. Zaghouania Cystopsora Endophyllum Kunkelia CRONARTIACEAE Cronartium Chrysomyxza MELAMPSORACEAE Calyptospora Thecopsora Pucciniastrum Melampsoridium Melampsorella Hyalopsora. Mileeina UredinopBis COLEOSPORIACEAE Coleosporium Goplana Gallowaya Diagram XXXVIII. pine needles; their sporophytes are specialized on different angiosperms as that of C. Sonchi on Sonchus. C. Senecionis and C. Campanulae, besides growing on their normal sporophyte hosts (Senecio and Campanula respectively), also attack representatives of exotic families. In Chrysomyxa the micro-
![. The fungi which cause plant disease . Plant diseases; Fungi. 350 THE FUNGI WHICH CAUSE PLANT DISEASE Chrysomyxa Unger (p. 341) III. Teliospores formed of a series of superimposed cells, of which the lower are sterile, ^â ^ ^ forming flat or slightly ele- vated, orange or reddish, waxy, crusts. Germina- tion of the teliospore by a promycelium from each cell, which produces mostly four basidiospores. C. abietis (Wal.) Ung. Fig. 254.âMelampsoropsis rhododendri, section Tolio crr Tf frirmc through telium. After De Baiy. ^^"^ °"'y- " ^"^^^ yellow spots on spruce leaves an Stock Photo](https://c8.alamy.com/comp/PG4628/the-fungi-which-cause-plant-disease-plant-diseases-fungi-350-the-fungi-which-cause-plant-disease-chrysomyxa-unger-p-341-iii-teliospores-formed-of-a-series-of-superimposed-cells-of-which-the-lower-are-sterile-forming-flat-or-slightly-ele-vated-orange-or-reddish-waxy-crusts-germina-tion-of-the-teliospore-by-a-promycelium-from-each-cell-which-produces-mostly-four-basidiospores-c-abietis-wal-ung-fig-254melampsoropsis-rhododendri-section-tolio-crr-tf-frirmc-through-telium-after-de-baiy-quot-quoty-quot-quot-yellow-spots-on-spruce-leaves-an-PG4628.jpg ". The fungi which cause plant disease . Plant diseases; Fungi. 350 THE FUNGI WHICH CAUSE PLANT DISEASE Chrysomyxa Unger (p. 341) III. Teliospores formed of a series of superimposed cells, of which the lower are sterile, ^â ^ ^ forming flat or slightly ele- vated, orange or reddish, waxy, crusts. Germina- tion of the teliospore by a promycelium from each cell, which produces mostly four basidiospores. C. abietis (Wal.) Ung. Fig. 254.âMelampsoropsis rhododendri, section Tolio crr Tf frirmc through telium. After De Baiy. ^^"^ °"'y- " ^"^^^ yellow spots on spruce leaves an Stock Photo")
RMPG4628–. The fungi which cause plant disease . Plant diseases; Fungi. 350 THE FUNGI WHICH CAUSE PLANT DISEASE Chrysomyxa Unger (p. 341) III. Teliospores formed of a series of superimposed cells, of which the lower are sterile, ^â ^ ^ forming flat or slightly ele- vated, orange or reddish, waxy, crusts. Germina- tion of the teliospore by a promycelium from each cell, which produces mostly four basidiospores. C. abietis (Wal.) Ung. Fig. 254.âMelampsoropsis rhododendri, section Tolio crr Tf frirmc through telium. After De Baiy. ^^"^ °"'y- " ^"^^^ yellow spots on spruce leaves an
RMMAAH3H–. Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz . Fig. 1, 2. Chrysomyxa Khododendri. Fig. 1. Yertiealschnitt durch ein Teleutosporenlager. Fig. 2. Einzelne Teleutospore, von der drei Zellen gekeimt haben; (nach de Bary).
RMRYR3X5–Dr L Rabenhorst's Kryptogamen-Flora von Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz . drlrabenhorstskr0101rabe Year: 1884 135 7. Uredosporen einzeln an der Basidie gebildet MeJampsora, — Uredosporen reihenweise von der Basidie abgeschnürt 8. 8. Promycel einzellig mit einer Sporidie . CoJcospor'nmi. — - mehrzellig mit mehreren Sporidien Chrysomyxa. lieber sieht der Gattungen. Uromyces. Teleutosporen einzellig .^^ ^^^^^^^ j^^^,^^.^,^ Lagern. Puccinia. Teleutosporen mehrzellig j Fig. 1. Uromyces Pisi; ein Spermogonium. Fig. 2. Puccinia Grossulariae; ein A
RMRE1J1D–. A monograph of the British Uredineae and Ustilagineae, with an account of their biology including the methods of observing the germination of their spores and of their experimental culture. Smut fungi; Rust fungi; Smut diseases; Fungi. 42 British Uredinecs and Ustilagine<2. like Puccinia spores, but have, in the European species, generally two germ-pores in each cell, and these are placed. Fig. 3.—Chrysomyxa rJwdodendri. Section of spore-bed showing the compound teleu- tospores (a), one of which is in the act of germination, having emitted a promycelium (^) from upper corner of its super
![. Minnesota plant diseases. Plant diseases. 28o Minnesota Plant Diseases. Rust of pyrola [Chrysomyxa pirolae (DC.) Rostr.]. The cluster cup stage probably occurs on some conifer. See Dis- eases of Wild Plants. Rust of milkweeds [Cronartium asdepia- deum (Willd.) Fr.]. Sometimes found on oak leaves. See Dis- eases of Wild Flowers. The cluster-cups are probably produced on pine leaves. See Leaf Rust of Pines. Dis- eases of Timber and Shade Trees. The mistletoe dis- ease of spruce [Ra- zoumofskya pus ilia (Peck) Kuntze]. This parasite is a flowering plant of the mistletoe family, and is the only Stock Photo](https://c8.alamy.com/comp/PG4EY0/minnesota-plant-diseases-plant-diseases-28o-minnesota-plant-diseases-rust-of-pyrola-chrysomyxa-pirolae-dc-rostr-the-cluster-cup-stage-probably-occurs-on-some-conifer-see-dis-eases-of-wild-plants-rust-of-milkweeds-cronartium-asdepia-deum-willd-fr-sometimes-found-on-oak-leaves-see-dis-eases-of-wild-flowers-the-cluster-cups-are-probably-produced-on-pine-leaves-see-leaf-rust-of-pines-dis-eases-of-timber-and-shade-trees-the-mistletoe-dis-ease-of-spruce-ra-zoumofskya-pus-ilia-peck-kuntze-this-parasite-is-a-flowering-plant-of-the-mistletoe-family-and-is-the-only-PG4EY0.jpg ". Minnesota plant diseases. Plant diseases. 28o Minnesota Plant Diseases. Rust of pyrola [Chrysomyxa pirolae (DC.) Rostr.]. The cluster cup stage probably occurs on some conifer. See Dis- eases of Wild Plants. Rust of milkweeds [Cronartium asdepia- deum (Willd.) Fr.]. Sometimes found on oak leaves. See Dis- eases of Wild Flowers. The cluster-cups are probably produced on pine leaves. See Leaf Rust of Pines. Dis- eases of Timber and Shade Trees. The mistletoe dis- ease of spruce [Ra- zoumofskya pus ilia (Peck) Kuntze]. This parasite is a flowering plant of the mistletoe family, and is the only Stock Photo")
RMPG4EY0–. Minnesota plant diseases. Plant diseases. 28o Minnesota Plant Diseases. Rust of pyrola [Chrysomyxa pirolae (DC.) Rostr.]. The cluster cup stage probably occurs on some conifer. See Dis- eases of Wild Plants. Rust of milkweeds [Cronartium asdepia- deum (Willd.) Fr.]. Sometimes found on oak leaves. See Dis- eases of Wild Flowers. The cluster-cups are probably produced on pine leaves. See Leaf Rust of Pines. Dis- eases of Timber and Shade Trees. The mistletoe dis- ease of spruce [Ra- zoumofskya pus ilia (Peck) Kuntze]. This parasite is a flowering plant of the mistletoe family, and is the only
RMMCRBC7–. A l^ndoplijUum sempervivi: 1 .^abitusi; 2 2;eleutofpore mit iöaftbie. B Chrysomyxa rhododendri: 1 iiijibienform (Aecidium abietiuuiii) auf %id)ten^ nabeln; 2 Xcleutofpoi-enforiu auf einem SKpenrofenblatt; 3 leleutofpore mit Süafibien. C C'ronartium ribicolum: Xe^ leutofporenform auf einem liibos^äitatt. D Croiiartium asclepiadeum: StbO. 30: 3lDftpi[ä 1 äjibienfoi'md'orideriuium piiii) auf einem i'liefernsiueiß; 2 Seteutofporen mit Siafibieit. E Mülampsora treinulae: 1 Selcutofporenforin auf einem gittevpappelbratt; 2 »ui-d;- fc(;nitt burd; ein 2;eleuto= fporentager. F Caeoma doforraaiis: ßin
RMRDD72D–. Diseases of plants induced by cryptogamic parasites : introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae . Plant diseases; Parasitic plants; Fungi. CHRYSOMYXA. 379 occurs on Ledum palustre. It is difficult to distinguish from the preceding species, and causes the formation of similar aecidia on spruces in Northern Germany and other parts where Bhodo- devdron is not indigenous. Its uredospores are also capable of hibernating and of propagating the fungus where spruce is absent. Chr. himalayensis Barcl. occurs on leaves of Rhododendron arboreum in the Himalaya..
RMPG4B14–. Diseases of plants induced by cryptogamic parasites : introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae . Plant diseases; Parasitic plants; Fungi. Fig. 209.—Chrysomyxa rhodcdendrl. Twig of Rhododendron hirsvXum with sori of nredo- Fig. 210.—Chrysotnyxa rhododendri on Rho- spores on the lower epidermis, causing dis- ttodendron fein-ugincv.m. Uredospore-sori in coloured spots on the upper, (v. Tubeuf September as elongated white stripes on the del.) stem below the leaves, (v. Tubeuf deL) The uredospores are yellow and ovoid, with granular protuber- ances on thei
RMME6KP0–. Die Natürlichen Pflanzenfamilien nebst ihren Gattungen und wichtigeren Arten, insbesondere den Nutzpflanzen, unter Mitwirkung zahlreicher hervorragender Fachgelehrten begründet . B Fig. 23. Chrysomyxa Rhododendri (DC.) A Senkrechter Schnitt durch ein Teleutosporenlager. Die meisten Sporen- reihen zeigen den Beginn der Promycelbildung; bei p ein Promycel, an dem die Bildung der Sporidien beginnt. (140(1). B Einzelne Teleutosporenreihe desselben Pilzes nach vollendeter Keimung und Abwerfang der Sporidien. (Nach De Bary.) Einzige Art D. deformans Diet. auf Picea Morinda im Himalaya. Die orang
RMRE58RX–. Cryptogamic plants of the USSR. (Flora sporovykh rastenii SSSR). Plants. 48 the basidiospores from the germinating teliospores infect pine leaves, on which aecia are produced in the following spring. In all these fungi, in addition to those producing either several generations per year, or one (as in Gymnosporangium, Coleosporium, Cronartium, Milesia, Hyalopsora, Melampsorella), or two (as in Chrysomyxa), the hosts are represented by evergreen plants, while in Micro-Uredinales with one generation of teliospores the mycelium overwinters in the evergreen leaves or overwintering buds. In some r
![. Die Krankheiten der Pflanzen; ein Handbuch für Land- und Forstwirte, Gärtner, Gartenfreunde und Botaniker . ?-ig. 35. !r ttic^tcnnabclroft (Chrysomyxa ahietis Wn^-.) CSine flaute Aid)tennabel; auf ber red)ten .r->älfte bee gelben Alecfenö mit einem l)erLiorgebrüd)enen roten Sporcnlager. B 2)urd)fd)nitt burd) ein gporenlager tsp; ep (^pibermiS, par 5jiarend)i)m ber 5]abel; m 93inceliumfäben, meldte 3al)lreid) nad) bem Sporenlager l)in laufen. 200fad) üer= grötjert. ^lad) dicc^. S^er (Sntmicfelungygang bcö ^arafiten ift uon 3leefe0 oerfolgt luorben. S^cnad) eriftiert ber ^Ul^ nur in ber lel Stock Photo](https://c8.alamy.com/comp/ME83H8/die-krankheiten-der-pflanzen-ein-handbuch-fr-land-und-forstwirte-grtner-gartenfreunde-und-botaniker-ig-35-!r-ttictcnnabclroft-chrysomyxa-ahietis-wn-csine-flaute-aidtennabel-auf-ber-redten-r-gtlfte-bee-gelben-alecfen-mit-einem-lerliorgebrdenen-roten-sporcnlager-b-2urdfdnitt-burd-ein-gporenlager-tsp-ep-pibermis-par-5jiarendim-ber-5-abel-m-93inceliumfben-meldte-3allreid-nad-bem-sporenlager-lin-laufen-200fad-er=-grtjert-lad-dicc-ser-sntmicfelungygang-bc-arafiten-ift-uon-3leefe0-oerfolgt-luorben-scnad-eriftiert-ber-ul-nur-in-ber-lel-ME83H8.jpg ". Die Krankheiten der Pflanzen; ein Handbuch für Land- und Forstwirte, Gärtner, Gartenfreunde und Botaniker . ?-ig. 35. !r ttic^tcnnabclroft (Chrysomyxa ahietis Wn^-.) CSine flaute Aid)tennabel; auf ber red)ten .r->älfte bee gelben Alecfenö mit einem l)erLiorgebrüd)enen roten Sporcnlager. B 2)urd)fd)nitt burd) ein gporenlager tsp; ep (^pibermiS, par 5jiarend)i)m ber 5]abel; m 93inceliumfäben, meldte 3al)lreid) nad) bem Sporenlager l)in laufen. 200fad) üer= grötjert. ^lad) dicc^. S^er (Sntmicfelungygang bcö ^arafiten ift uon 3leefe0 oerfolgt luorben. S^cnad) eriftiert ber ^Ul^ nur in ber lel Stock Photo")
RMME83H8–. Die Krankheiten der Pflanzen; ein Handbuch für Land- und Forstwirte, Gärtner, Gartenfreunde und Botaniker . ?-ig. 35. !r ttic^tcnnabclroft (Chrysomyxa ahietis Wn^-.) CSine flaute Aid)tennabel; auf ber red)ten .r->älfte bee gelben Alecfenö mit einem l)erLiorgebrüd)enen roten Sporcnlager. B 2)urd)fd)nitt burd) ein gporenlager tsp; ep (^pibermiS, par 5jiarend)i)m ber 5]abel; m 93inceliumfäben, meldte 3al)lreid) nad) bem Sporenlager l)in laufen. 200fad) üer= grötjert. ^lad) dicc^. S^er (Sntmicfelungygang bcö ^arafiten ift uon 3leefe0 oerfolgt luorben. S^cnad) eriftiert ber ^Ul^ nur in ber lel
RMREFCG9–. Comparative morphology and biology of the fungi, mycetozoa and bacteria. Fungi -- Morphology; Bacteria -- Morphology. a middle lamella of the cross septum between the two cells or it is a small stalk-cell, which is cut off from the young spore by a cross septum and then dis- appears, as in the uredo-chains of Coleo- sporium and Chrysomyxa and all the Aecidieae. The changes observed in the zone of separation are in one series of cases simply that it becomes gradually smaller and especially narrower and at length entirely disappears ; in other cases it swells up into a jelly and becomes disorg
RMRDEABE–. Comparative morphology and biology of the fungi, mycetozoa and bacteria . Plant morphology; Fungi; Myxomycetes; Bacteriology. Fig. 130. chrysomyxa Rhododendri in a leaf of Rh. hirsutttm. Vertical section through a teleutospore-layer. e—€ epidermis of the under surface of the leaf. Adjoining the spores is the tissue of the leaf traversed and distorted by mycelial filaments m of Chrysomyxa; a a row of teleutospores which have not yet germinated; / a similar row in which the uppermost teleutospore has formed a promycelium, and on this sterigmata and sporidia are beginning to be formed in basipe
RMRE58T2–. Cryptogamic plants of the USSR. (Flora sporovykh rastenii SSSR). Plants. to Melampsoraceae; but the aecial structure indicates their kinship with Pucciniaceae. In Pucciniastreae (Figure 4, a —d) of the family Melampsoraceae the unicellular teliospores divide longitudinally into two, 46 four, or more cells; they are either subepidermal or intraepidermal. In the genus Cronartium (Figure 4, g) unicellular teliospores are fused into a column emerging above the surface. In the genus Chrysomyxa (Figure 4, f) unicellular teliospores rise in vertical chains, together forming waxy red sori. In Melamp
RMRDX0JY–. Fungi, ascomycetes, ustilaginales, uredinales. Fungi. Fig 179. a. Phragviidium Rubi Pers.; uredosorus, x6oo; after Sappin-Tiouffy; /'. Phragmidium violaceum'VimX..; uredosorus, X480; after Blackman. by paraphyses, or in certain genera {Pucciniastrum, Uredinopsis) by a pseudo- peridium. In the young sorus a regular layer of somewhat rectangular basal cells is formed, from which the uredospore mother-cells arise. In Coleo- sporium, in Chrysomyxa, and in the secondary caeomata of Phragmidium subcorticiuin, they are produced in vertical rows like the typical aecidiospore mother-cells and divide
RMREE505–. Comparative morphology and biology of the fungi, mycetozoa and bacteria. Fungi -- Morphology; Bacteria -- Morphology. re. Fig. 130. Chrysomyxa Rhododendri in a leaf of Rh. hirsntum. Vertical section through a teleutospore-layer. e—e epidermis of the under surface of the leaf. Adjoining the spores is the tissue of the leaf traversed and distorted by mycelial filaments m of Chrysomyxa; a a row of teleutospores which have not yet germinated; / a similar row in which the uppermost teleutospore has formed a promycelium, and on this sterigmata and sporidia are beginning to be formed in basipetal s
RMREGF43–. Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz. Cryptogams -- Germany; Cryptogams -- Austria; Cryptogams -- Switzerland. 135 7. Uredosporen einzeln an der Basidie gebildet MeJampsora, — Uredosporen reihenweise von der Basidie abgeschnürt 8. 8. Promycel einzellig mit einer Sporidie . CoJcospor'nmi. — - mehrzellig mit mehreren Sporidien Chrysomyxa. lieber sieht der Gattungen. Uromyces. Teleutosporen einzellig .^^ ^^^^^^^ j^^^,^^.^,^ Lagern. Puccinia. Teleutosporen mehrzellig j Fig. 1. Uromyces Pisi; ein Spermogonium. Fig. 2. Puccinia Grossulariae; ein Aeci
RMRH2T16–. The British rust fungi (Uredinales), their biology and classification. Uredineae. CHRYSOMYXA 311 Picea excelsa in the North of Europe and has its nredo- and teleutospores on Ledum palustre, on which it produces witches'- brooms. See Klebahn, Wirts. Rost. p. 391. It is named by Tranzschel Ghrysomyxa Woronini. Quite recently also Chrysoinyxa Rhododendri has been detected in Scotland by Mr D. A. Boyd. See Appendix. 1. Chrysomyxa Empetri Schrot. Uredo Empetri Pers. ; Cooke, Handb. p. 527 ; Micr. Fuug. p. 216. Chrysomyxa Empetri Schrot. Krypt. Flor. Schles. iii. 372. Plowr. Ured. p. 253. Sacc. Sy
RMRH2T2H–. The British rust fungi (Uredinales) their biology and classification. Rust fungi -- Great Britain. CHRYSOMYXA 311 Picea e.rcelsa in the North of Europe and has its uredo- and teleutospores on Ledum pcdustre, on which it produces witches'- brooms. See Klebahn, Wirts. Rost. p. 391. It is named by Tranzschel Chrysomyxa Woronini. Quite recently also Chrysomyxa Rhododendri has been detected in Scotland by Mr D. A. Boyd. See Appendix. 1. Chrysomyxa Empetri Schrot. Ured Empetri Pens. ; Cooke, Handb. p. 527 ; Micr. Fung. p. 216. Chrysomyxa Empetri Schrot. Krypt. Flor. Schles. iii. 372. Plowr. Ured.
![. Minnesota plant diseases. Plant diseases. 28o Minnesota Plant Diseases. Rust of pyrola [Chrysomyxa pirolae (DC.) Rostr.]. The cluster cup stage probably occurs on some conifer. See Dis- eases of Wild Plants. Rust of milkweeds [Cronartium asdepia- deum (Willd.) Fr.]. Sometimes found on oak leaves. See Dis- eases of Wild Flowers. The cluster-cups are probably produced on pine leaves. See Leaf Rust of Pines. Dis- eases of Timber and Shade Trees. The mistletoe dis- ease of spruce [Ra- zoumofskya pus ilia (Peck) Kuntze]. This parasite is a flowering plant of the mistletoe family, and is the only Stock Photo](https://c8.alamy.com/comp/RDE3FT/minnesota-plant-diseases-plant-diseases-28o-minnesota-plant-diseases-rust-of-pyrola-chrysomyxa-pirolae-dc-rostr-the-cluster-cup-stage-probably-occurs-on-some-conifer-see-dis-eases-of-wild-plants-rust-of-milkweeds-cronartium-asdepia-deum-willd-fr-sometimes-found-on-oak-leaves-see-dis-eases-of-wild-flowers-the-cluster-cups-are-probably-produced-on-pine-leaves-see-leaf-rust-of-pines-dis-eases-of-timber-and-shade-trees-the-mistletoe-dis-ease-of-spruce-ra-zoumofskya-pus-ilia-peck-kuntze-this-parasite-is-a-flowering-plant-of-the-mistletoe-family-and-is-the-only-RDE3FT.jpg ". Minnesota plant diseases. Plant diseases. 28o Minnesota Plant Diseases. Rust of pyrola [Chrysomyxa pirolae (DC.) Rostr.]. The cluster cup stage probably occurs on some conifer. See Dis- eases of Wild Plants. Rust of milkweeds [Cronartium asdepia- deum (Willd.) Fr.]. Sometimes found on oak leaves. See Dis- eases of Wild Flowers. The cluster-cups are probably produced on pine leaves. See Leaf Rust of Pines. Dis- eases of Timber and Shade Trees. The mistletoe dis- ease of spruce [Ra- zoumofskya pus ilia (Peck) Kuntze]. This parasite is a flowering plant of the mistletoe family, and is the only Stock Photo")
RMRDE3FT–. Minnesota plant diseases. Plant diseases. 28o Minnesota Plant Diseases. Rust of pyrola [Chrysomyxa pirolae (DC.) Rostr.]. The cluster cup stage probably occurs on some conifer. See Dis- eases of Wild Plants. Rust of milkweeds [Cronartium asdepia- deum (Willd.) Fr.]. Sometimes found on oak leaves. See Dis- eases of Wild Flowers. The cluster-cups are probably produced on pine leaves. See Leaf Rust of Pines. Dis- eases of Timber and Shade Trees. The mistletoe dis- ease of spruce [Ra- zoumofskya pus ilia (Peck) Kuntze]. This parasite is a flowering plant of the mistletoe family, and is the only
![. The fungi which cause plant disease . Plant diseases; Fungi. 350 THE FUNGI WHICH CAUSE PLANT DISEASE Chrysomyxa Unger (p. 341) III. Teliospores formed of a series of superimposed cells, of which the lower are sterile, ^â ^ ^ forming flat or slightly ele- vated, orange or reddish, waxy, crusts. Germina- tion of the teliospore by a promycelium from each cell, which produces mostly four basidiospores. C. abietis (Wal.) Ung. Fig. 254.âMelampsoropsis rhododendri, section Tolio crr Tf frirmc through telium. After De Baiy. ^^"^ °"'y- " ^"^^^ yellow spots on spruce leaves an Stock Photo](https://c8.alamy.com/comp/RDEHD7/the-fungi-which-cause-plant-disease-plant-diseases-fungi-350-the-fungi-which-cause-plant-disease-chrysomyxa-unger-p-341-iii-teliospores-formed-of-a-series-of-superimposed-cells-of-which-the-lower-are-sterile-forming-flat-or-slightly-ele-vated-orange-or-reddish-waxy-crusts-germina-tion-of-the-teliospore-by-a-promycelium-from-each-cell-which-produces-mostly-four-basidiospores-c-abietis-wal-ung-fig-254melampsoropsis-rhododendri-section-tolio-crr-tf-frirmc-through-telium-after-de-baiy-quot-quoty-quot-quot-yellow-spots-on-spruce-leaves-an-RDEHD7.jpg ". The fungi which cause plant disease . Plant diseases; Fungi. 350 THE FUNGI WHICH CAUSE PLANT DISEASE Chrysomyxa Unger (p. 341) III. Teliospores formed of a series of superimposed cells, of which the lower are sterile, ^â ^ ^ forming flat or slightly ele- vated, orange or reddish, waxy, crusts. Germina- tion of the teliospore by a promycelium from each cell, which produces mostly four basidiospores. C. abietis (Wal.) Ung. Fig. 254.âMelampsoropsis rhododendri, section Tolio crr Tf frirmc through telium. After De Baiy. ^^"^ °"'y- " ^"^^^ yellow spots on spruce leaves an Stock Photo")
RMRDEHD7–. The fungi which cause plant disease . Plant diseases; Fungi. 350 THE FUNGI WHICH CAUSE PLANT DISEASE Chrysomyxa Unger (p. 341) III. Teliospores formed of a series of superimposed cells, of which the lower are sterile, ^â ^ ^ forming flat or slightly ele- vated, orange or reddish, waxy, crusts. Germina- tion of the teliospore by a promycelium from each cell, which produces mostly four basidiospores. C. abietis (Wal.) Ung. Fig. 254.âMelampsoropsis rhododendri, section Tolio crr Tf frirmc through telium. After De Baiy. ^^"^ °"'y- " ^"^^^ yellow spots on spruce leaves an
RMRE36X6–. The British rust fungi (Uredinales) their biology and classification. Rust fungi. CHRYSOMYXA 311 Picea excelsa in the North of Europe and has its uredo- and teleutospores on Ledum palustre, on which it produces witches'- brooms. See Klebahn, Wirts. Eost. p. 391. It is named by Tranzschel Ghrysomyxa Woronini. Quite recently also Ghrysomyxa Rhododendri has been detected in Scotland by Mr D. A. Boyd. See Appendix. 1. Chrysomyxa Empetri Schrot. Uredo Empetri Pers. ; Cooke, Handb. p. 527 ; Mior. Fung. p. 216. Ghrysomyxa Empetri Sohrot. Krypt. Flor. Schles. iii. .372. Plowr. Ured. p. 253. Saoc. Sy
RMRDC195–. Diseases of plants induced by cryptogamic parasites : introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae . Plant diseases; Parasitic plants; Fungi. Fig. 209.—Chrysomyxa rhodcdendrl. Twig of Rhododendron hirsvXum with sori of nredo- Fig. 210.—Chrysotnyxa rhododendri on Rho- spores on the lower epidermis, causing dis- ttodendron fein-ugincv.m. Uredospore-sori in coloured spots on the upper, (v. Tubeuf September as elongated white stripes on the del.) stem below the leaves, (v. Tubeuf deL) The uredospores are yellow and ovoid, with granular protuber- ances on thei
RMRG2M4W–. The Canadian field-naturalist. 444 The Canadian Field-Naturalist Vol. 102. Figures 2-4. (2) Collecting rust on knee-high spruce below the treeless top of Gros Morne Mountain (cf. Figure 3). (3) Yellowed, current-year growth of Picea glauca caused by aecia of Chrysomyxa ledicola (close-up of Figure 2). (4) Shallow Bay Campsite, site of Pucciniastrum goeppertianum; telia on Vaccinium; note dark thickened stems (arrows) and aecia on yellowed, current-year needles of Abies (arrowheads).. Please note that these images are extracted from scanned page images that may have been digitally enhanced fo
RMRE58G5–. Cryptogamic plants of the USSR. (Flora sporovykh rastenii SSSR). Plants. (276) FIGURE 79. Chrysomyxa deformans (Diet.) Jacz. on Picea schienkiana Fisch. et Mey.: 1 - infected shoot; 2 - section through cushion of teliospores, X 120; 3 - teliospores, x 600. (Orig.). FIGURE 80. Chrysomyxa weirii Jackson on Picea schrenkiana Fisch. et Mey.: 1 — section through cushion of teliospores, x 120; 2 — telio- spores, X 600. (Orig.) 365. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustra
RMRHTDH6–. Bidrag till kännedom av Finlands natur och folk. Natural history. A. Fig 6. A, Genomskärning af en teleutohop hos släktet Chrysomyxa. e. Värdväxtens epidermis, m. svampmycel, a. unga teleutosporer: p. promycel. B. Groende teleutospor. — Omkr. 140 gånger förstorad. — Efter de Bary; B. ändrad. aktig a mögelhopar. Som unga äro de täkta af värdväxtens epidermis. Hos släktena Melampsora (fig. 7), Melampsoridium och Melampsorella upp- stå teleutosporerna i korta, färgade el- ler färglösa hyfgrenar inne uti värd- växtens väfnader bildande samman- hängande skorpliknande sporlager, i hvilka de enskil
RMRHTDGN–. Bidrag till kännedom av Finlands natur och folk. Science. I A. Fig 6. A. Genomskärning af en teleutohop hos släktet Chrysomyxa. e. Värdväxtens epidermis, m. svampmycel, a. unga teleutosporer, p. promycel. B. Groende teleutospor. — Omkr. 140 gånger förstorad. — Efter de Bary; B. ändrad. aktiga mögelhopar. Som unga äro de täkta af värdväxtens epidermis. Hos släktena Melampsora (fig. 7), Melampsoridium och Melampsorella upp- stå teleutosporerna i korta, färgade el- ler färglösa hyfgrenar inne uti värd- växtens väfnader bildande samman- hängande skorpliknande sporlager, i hvilka de enskilda, typ
RMRE58G1–. Cryptogamic plants of the USSR. (Flora sporovykh rastenii SSSR). Plants. OnPicea, Ledum 4. Chrysomyxa woroninii Tranz., Tranzschel, Tr. Bot. Muzeya Akad. Nauk, II, 1905, p. 23; Centrbl. Bakteriol. II. Abt., XI, 1903, S.106, 111; Tranzschel, Consp. Ured. URSS, Moscow, 1939, p. 71, 311, 31 3, fig. 13b. Syn. : Aecidium coruscans Fries, Physiogr. Sallskap. Aarsb., Lund, 1824, p. 92; Klebahn, Kryptogfl. M. Brandb. Va, 1914, S. 862, Fig. X2 (S.856). Spermagonia mainly at the tip of leaves in different areas, sunken into their mesophile, not covered by the epidermis but apparently breaking through
RMRHTDHM–. Bidrag till kännedom av Finlands natur och folk. Natural history. 17 utväxer en sterigm, som i sin spets afsnör en sporidie. De mogna teleutohoparna likna ganska mycket små hvit-. A. Fig 6. A, Genomskärning af en teleutohop hos släktet Chrysomyxa. e. Värdväxtens epidermis, m. svampmycel, a. unga teleutosporer: p. promycel. B. Groende teleutospor. — Omkr. 140 gånger förstorad. — Efter de Bary; B. ändrad. aktig a mögelhopar. Som unga äro de täkta af värdväxtens epidermis. Hos släktena Melampsora (fig. 7), Melampsoridium och Melampsorella upp- stå teleutosporerna i korta, färgade el- ler färglö
RMRE58FT–. Cryptogamic plants of the USSR. (Flora sporovykh rastenii SSSR). Plants. FIGURE 83. Chrysomyxa komarovii Tranz. on Rhododendron dahuricum L.: 1 — infected leaf, X 5; 2 — section through cu>hion of teliospores, < 600. (Orig.) OnPicea, Pirola 6. Chrysomyxa pirolae (DC) Rostr., Bot. Centrbl. V, 1881, 8.126; Sacc, Sylloge, VII. 1888, p. 761; Fischer, Ured. Schweiz, 1904, S.429; Harlot, Ured., 1908, p. 282; Liro, Ured. Fenn., 1908. p. 456; Migula, Kryptog.-Fl. Deutschl. Ill, 1, 1910, 8.457; Grove, Brit. Rust Fungi, 1913, p. 312, fig. 236, 237; Klebahn, Kryptogfl. M. Brandb. Va, 1914, 8.713
RMRE58FJ–. Cryptogamic plants of the USSR. (Flora sporovykh rastenii SSSR). Plants. o o 0^'ii. FIGURE 84. Chrysomyxa FIGURE 85. Chrysomyxa pirolae (DC) Rostr. on ramischiae Lagerh. on Pirola rotundifolia L. Pirola secunda L. Uredio- Urediospores, / 600. spores, x GOO. (Orig.) (Orig.) On Pirola 7. Chrysomyxa ramischiae Lagerh., Svensk Bot. Tidskrift, III, 1909. p.26, fig.1,3; Sacc, Sylloge, XXI, 1912, p. 717; Klebahn. Kryptogfl. M. Brandb. Va. 1914, S.715; Syd., Monogr. Ured. Ill, 1915, p. 518; Ulbrich, Notizbl. Bot. Gart. u. Museum Berlin-Dahlem, XI, 1931, S.254; Tranzschel, Consp. Ured. URSS, Moscow,
RMRR35RW–. Acta Soc. pro Fauna et Flora Fennica. Natural history. Acta Societatis pro Fauna et Flora Fennica, 29, n:o 7. 19 (an dem Orte der ersten Verzweigung) das Pilzmycel sowohl in den Rinden- wie in den aller aussersten Holzteilen mikro- skopisch beobachten. Die Hexenbesenbildung kommt dadurch zu Stande, dass fast alle schlafenden Aiigen offenbar durch eine Reizwirkung zur Entwicklung gebracht werden. Wegen des Pilzes sterben die Aste jedoch bald ab.. Fig. 2. Zwei vierjahrige Zweigsysteme von Ledum palustre. Hexenbesen- bildung. Alle Blatter sind von Chrysomyxa Ledi in heftigster Weise befallen. I
RMRHTDH5–. Bidrag till kännedom av Finlands natur och folk. Science. 17 utväxer en sterigm, som i sin spets afsnör en sporidie. De mogna teleutohoparna likna ganska mycket små hvit-. I A. Fig 6. A. Genomskärning af en teleutohop hos släktet Chrysomyxa. e. Värdväxtens epidermis, m. svampmycel, a. unga teleutosporer, p. promycel. B. Groende teleutospor. — Omkr. 140 gånger förstorad. — Efter de Bary; B. ändrad. aktiga mögelhopar. Som unga äro de täkta af värdväxtens epidermis. Hos släktena Melampsora (fig. 7), Melampsoridium och Melampsorella upp- stå teleutosporerna i korta, färgade el- ler färglösa hyfg
RMRE58F0–. Cryptogamic plants of the USSR. (Flora sporovykh rastenii SSSR). Plants. On Empetrum 13. Chrysomyxa empetri (Pers.) Schroet., Kryptog. Fl. Schles. Ill, 1.1887, S.372; Liro, Ured. Fenn., 1908, p. 454; Grove, Brit. Rust Fungi, 1913, p. 311, fig. 235; Trotter, Fl. Ital. Crypt. Ured., 1914, p. 360; Syd., Monogr. Ill, 1915, p. 515; Fragoso, Fl. Iber. Ured. II, 1925, p. 295; Arth., Manual Rusts U.S. a. Canada, 1934, p.31, fig.41; Tranzschel, Consp. Ured. URSS, Moscow, 1939, p. 36,273. Syn. : Chrysomyxa empetri (Pers.) Rostr., Meddel. om Gronland, III, 1888, p. 536. Sacc, Sylloge, VII, 1888, p. 762
RMRE58FA–. Cryptogamic plants of the USSR. (Flora sporovykh rastenii SSSR). Plants. / 2 FIGURE 87. Chrysomyxa ledicola (Peek) Lagerh. : 1 — urediospores on Ledum sp.; 2—aeciospores on Picea sp., X600. (Orig.) OnPicea, Rhododendron 10. Chrysomyxa rhododendri (DC) de Bary, Bot.Ztschr., XXXVII, 1879, S. 809, Taf. X, Fig. 1-6; Sacc, Sylloge, VII, 1888, p. 760; Fischer, Ured. Schweiz, 1904, S. 426; Hariot. Ured., 1908, p. 283, fig. 45; Migula, Kryptog.-Fl. Deutschl. Ill, 1, 1910, S.456, Taf. IX J, Fig. 2; Grove, Brit. Rust Fungi, 1913, p. 384; Klebahn, Kryptogfl. M. Brandb. Va, 1914, S.708, Fig.Kl (l —III)
RMRCFD1K–. Die wirtswechselnden rostpilze; versuch einer gesamtdarstellung ihrer biologischen verhältnisse. Rust fungi. Tai'. III. Wirtswecliselndc Colco.sporiaceen, Cronartiaceen und Melanipsoraceen. Metachlamydeae Monocotyledone.ae Alliu Galanthus. Coleospori Cronartium Pucciniastrum Melampsoridium Melampsorella Jlelampsora Chrysomyxa. 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.. Klebahn, Henrich, 1859-1942. Berlin, Gebrüder Bo
RMRCC3T2–. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. CHRYSOMYXA. 379 occurs on Ledum palustre. It is difficult to distinguish from the preceding species, and causes the formation of similar aecidia on spruces in Northern Germany and other parts where Rhodo- dendron is not indigenous. Its uredospores are also capable of hibernating and of propagating the fungus where spruce is absent. Ohr. himalayensis Barcl. occurs on leaves of Rhododendron arhorrvm in the Himalaya.. Fi
RMRCC3E2–. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. CHRYSOMYXA. 379 occurs on Ledum imludrc. It is difficult to distinguish from the preceding species, and causes the formation of similar aecidia on spruces in Northern Germany and other parts where Rhodo- dendron is not indigenous. Its uredospores are also capable of hibernating and of propagating the fungus where spruce is absent. Chr. himalayensis P.arcl. occurs on leaves of Rhododendron arhoreum in tlie Himalaya. .^
RMRCGJWM–. Die Pflanzenwelt. Plants. 140 ^rei? IT: Thallophyta ober Sagerpflan^cn.. A l^ndoplijUum sempervivi: 1 .^abitusi; 2 2;eleutofpore mit iöaftbie. B Chrysomyxa rhododendri: 1 iiijibienform (Aecidium abietiuuiii) auf %id)ten^ nabeln; 2 Xcleutofpoi-enforiu auf einem SKpenrofenblatt; 3 leleutofpore mit Süafibien. C C'ronartium ribicolum: Xe^ leutofporenform auf einem liibos^äitatt. D Croiiartium asclepiadeum: StbO. 30: 3lDftpi[ä 1 äjibienfoi'md'orideriuium piiii) auf einem i'liefernsiueiß; 2 Seteutofporen mit Siafibieit. E Mülampsora treinulae: 1 Selcutofporenforin auf einem gittevpappelbratt; 2 »u
RMREGF3E–. Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz. Cryptogams -- Germany; Cryptogams -- Austria; Cryptogams -- Switzerland. Chrysomyxa. Promycelium mehrzellig mit mehreren Sporidien; sonst wie Coleosporium.. 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.. Rabenhorst, Ludwig, 1806-1881; Grunow, A. (Albert), 1826-1914. Leipzig : E. Kummer
![. Comparative morphology of Fungi. Fungi. 574 COMPARATIVE MORPHOLOGY OF FUNGI. Fig. 385.—Chrysomyxa Rhododendri. Telium. a, catenulate teliospores (zeugites); p, basidium; e, epidermis of host; m, mycelium. (After Bary, 1884.). 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.. Gäumann, Ernst Albert, 1893-1963; Dodge, Carroll William, 1895-. New York [etc. ] McGraw-Hill Book Company, Inc. Stock Photo](https://c8.alamy.com/comp/REF5W2/comparative-morphology-of-fungi-fungi-574-comparative-morphology-of-fungi-fig-385chrysomyxa-rhododendri-telium-a-catenulate-teliospores-zeugites-p-basidium-e-epidermis-of-host-m-mycelium-after-bary-1884-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-gumann-ernst-albert-1893-1963-dodge-carroll-william-1895-new-york-etc-mcgraw-hill-book-company-inc-REF5W2.jpg ". Comparative morphology of Fungi. Fungi. 574 COMPARATIVE MORPHOLOGY OF FUNGI. Fig. 385.—Chrysomyxa Rhododendri. Telium. a, catenulate teliospores (zeugites); p, basidium; e, epidermis of host; m, mycelium. (After Bary, 1884.). 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.. Gäumann, Ernst Albert, 1893-1963; Dodge, Carroll William, 1895-. New York [etc. ] McGraw-Hill Book Company, Inc. Stock Photo")
RMREF5W2–. Comparative morphology of Fungi. Fungi. 574 COMPARATIVE MORPHOLOGY OF FUNGI. Fig. 385.—Chrysomyxa Rhododendri. Telium. a, catenulate teliospores (zeugites); p, basidium; e, epidermis of host; m, mycelium. (After Bary, 1884.). 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.. Gäumann, Ernst Albert, 1893-1963; Dodge, Carroll William, 1895-. New York [etc. ] McGraw-Hill Book Company, Inc.
RMRE58G7–. Cryptogamic plants of the USSR. (Flora sporovykh rastenii SSSR). Plants. (275). (276) FIGURE 79. Chrysomyxa deformans (Diet.) Jacz. on Picea schienkiana Fisch. et Mey.: 1 - infected shoot; 2 - section through cushion of teliospores, X 120; 3 - teliospores, x 600. (Orig.). 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.. Botanicheskii institut im. V. L. Komarova. Jerusalem [Published for the National Science Foundation, Was
RMREGF3C–. Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz. Cryptogams -- Germany; Cryptogams -- Austria; Cryptogams -- Switzerland. Fig. 1, 2. Chrysomyxa Khododendri. Fig. 1. Yertiealschnitt durch ein Teleutosporenlager. Fig. 2. Einzelne Teleutospore, von der drei Zellen gekeimt haben; (nach de Bary).. 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.. Rabenhorst, Ludwig, 1806-1881; Grunow, A. (Alber
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