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Rhododendri Stock Photos and Images
RFB0HRA3–Rusty-leaved Alpenrose or Snow-Rose (Rhododendron ferrugineum), plant gall caused by the fungi Exobasidium rhododendri, Kellerj
RFB0HR9T–Rusty-leaved Alpenrose or Snow-Rose (Rhododendron ferrugineum), plant gall caused by the fungi Exobasidium rhododendri, Kellerj
RF2TCRPDF–Exobasidium rhododendri is a parasite fungus that grows on alpenrose (Rhododendron ferrugineum). This photo was taken in Aiguestortes National Park, L
RF2TCRPDA–Exobasidium rhododendri is a parasite fungus that grows on alpenrose (Rhododendron ferrugineum). This photo was taken in Valle de Aran, Lleida provinc
RF2TCRPDG–Exobasidium rhododendri is a parasite fungus that grows on alpenrose (Rhododendron ferrugineum). This photo was taken in Valle de Aran, Lleida provinc
RM2D7A8XH–Newport, Lincoln, Oregon, United States, Macrosiphum rhododendri Wilson, 1918, Animalia, Arthropoda, Insecta, Hemiptera, Sternorrhyncha, Aphididae, Aphidinae
RMG56YGA–Alpenrose (Rhododendron ferrugineum) close-up of leaves, with Alpine Rose Apple (Exobasidium rhododendri) fungal galls, Italian
RMPG4B10–. Diseases of plants induced by cryptogamic parasites : introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae . Plant diseases; Parasitic plants; Fungi. Flu. 211.—Ckvyaomyxa rhododendri. Teleuto- spore-sorus which has ruptured the lower epi- dermis of a leaf of RkododendTon hirsutum. The teleutospores are pluricellular, and one of them has germinated, giving a promycelium with sterigmata, from which little sporidia are being abjointed. (After De Bary.). Fig. 212.—Chvysomyxa rhododendri on Spruce. The needles are beset with aecidia; discoloured parts of them are show
RMRDED42–. Diseases of plants induced by cryptogamic parasites : introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae . Plant diseases; Parasitic plants; Fungi. Flu. 211.—Ckvyaomyxa rhododendri. Teleuto- spore-sorus which has ruptured the lower epi- dermis of a leaf of RkododendTon hirsutum. The teleutospores are pluricellular, and one of them has germinated, giving a promycelium with sterigmata, from which little sporidia are being abjointed. (After De Bary.). Fig. 212.—Chvysomyxa rhododendri on Spruce. The needles are beset with aecidia; discoloured parts of them are show
RFB0HR9Y–Rusty-leaved Alpenrose or Snow-Rose (Rhododendron ferrugineum), plant gall caused by the fungi Exobasidium rhododendri, Kellerj
RMMCK59T–. Fig. 210.—Chrysomyxo, rhododendri on Rho- dodfiidron ferrugineum. Uredospore-sori in September as elongated white stripes on the stem below the leaves, (v. Tubeuf del.) The uredospores are yellow and ovoid, with granular protuber- ances on their coats; they are developed in series from the sori.^ The disease may be further propagated during the same year Ijy the uredospores. In districts where spruce does not occur, it is probable that these spores hibernate, and in the following spring produce germ-tubes which infect other alpine-rose leaves. It frequently happens that whole forests of spru
RM2PG099A–Rusty-leaved alpenroses (Rhododendron ferrugineum) close-up of leaves, with fungal galls of Alpine rose apple (Exobasidium rhododendri), Italian
RF2TCRPD8–Exobasidium rhododendri is a parasite fungus that grows on alpenrose (Rhododendron ferrugineum). This photo was taken in Valle de Aran, Lleida provinc
RMEAE3NN–Snow-rose or Rusty-leaved Alpenrose (Rhododendron ferrugineum), with a type of gall known as Alpine Rose Apple
![Diseases of cultivated plants and Diseases of cultivated plants and trees diseasesofcultiv00massuoft Year: [1910?] 400 DISEASES OF CULTIVATED PLANTS Most closely allied to Hypochtius, differing in being parasitic, with immersed mycelium, and in the basidia bearing a variable number of spores. Rhododendron galls {Exobasidium rhododetidri. Cram.) form on the living leaves of Rhododendron /lirsuium, R. fer- rugineum, R. li'ilsonianufn, etc., and vary in size from Fig. 125.—Exobasidium rhododendri, on leaves of rhododendron, slightly reduced ; 2. basidia and spores of same, highly mag ; 3, Hy Stock Photo](https://c8.alamy.com/comp/T1HWP8/diseases-of-cultivated-plants-and-diseases-of-cultivated-plants-and-trees-diseasesofcultiv00massuoft-year-1910-400-diseases-of-cultivated-plants-most-closely-allied-to-hypochtius-differing-in-being-parasitic-with-immersed-mycelium-and-in-the-basidia-bearing-a-variable-number-of-spores-rhododendron-galls-exobasidium-rhododetidri-cram-form-on-the-living-leaves-of-rhododendron-lirsuium-r-fer-rugineum-r-liilsonianufn-etc-and-vary-in-size-from-fig-125exobasidium-rhododendri-on-leaves-of-rhododendron-slightly-reduced-2-basidia-and-spores-of-same-highly-mag-3-hy-T1HWP8.jpg "Diseases of cultivated plants and Diseases of cultivated plants and trees diseasesofcultiv00massuoft Year: [1910?] 400 DISEASES OF CULTIVATED PLANTS Most closely allied to Hypochtius, differing in being parasitic, with immersed mycelium, and in the basidia bearing a variable number of spores. Rhododendron galls {Exobasidium rhododetidri. Cram.) form on the living leaves of Rhododendron /lirsuium, R. fer- rugineum, R. li'ilsonianufn, etc., and vary in size from Fig. 125.—Exobasidium rhododendri, on leaves of rhododendron, slightly reduced ; 2. basidia and spores of same, highly mag ; 3, Hy Stock Photo")
RMT1HWP8–Diseases of cultivated plants and Diseases of cultivated plants and trees diseasesofcultiv00massuoft Year: [1910?] 400 DISEASES OF CULTIVATED PLANTS Most closely allied to Hypochtius, differing in being parasitic, with immersed mycelium, and in the basidia bearing a variable number of spores. Rhododendron galls {Exobasidium rhododetidri. Cram.) form on the living leaves of Rhododendron /lirsuium, R. fer- rugineum, R. li'ilsonianufn, etc., and vary in size from Fig. 125.—Exobasidium rhododendri, on leaves of rhododendron, slightly reduced ; 2. basidia and spores of same, highly mag ; 3, Hy
RM2D7AKBN–Pinned, Pahang, F.M.S., 'cameron's Highlands' Rhododendron Hill, 5200 ft, Pahang, Malaysia, Megachile rhododendri Cockerell, 1927, Animalia, Arthropoda, Insecta, Hymenoptera, Megachilidae
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
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
RMMCK6PC–. Fio. 159.—Sclcrotinia betulae. a, Birch fruits with sclerotia, which have germinated and formed cup-like apothecial discs; rhjzoids have developed on the stalks, b, Birch fruit, somewhat enlarged, with semilunar sclerotia. (After Nawaschin.) Hormomyia hctulac Wtz. often occurs along with the above. It causes the production of thick spherical fruits with little or no wing. Sderotinia adusta Karst. has also been found on birch leaves in Finland. Scl. aini ISTaw. Vforonin found this lirst on catkins of Alnus inrann. Xawaschiii has more recently investigated it.^ Scl. rhododendri Fischer.'- This
RMT1HW1D–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 Fio. 209.—Ckiysomyxa rhododendri. Twig of Rhododendron hirxatu.ni with sori of uredo- Fir.. 210.—Chrysomyxo, rhododendri on Rho- spores oil the lower epidermis, causing dis- dodtndron firrugincum. Uredospore-sori in coloured spots on tlie Tipiier. (v. Tubouf September as elongated white stripes on the del.) stem below the leaves, (v. Tubeuf del.) The uredospores are yellow and ovoid, with granular pr
![. 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
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
RMMCK5E0–. Fig. 139.—Sclerotinia hetulae. a, Birch fruits with sclerotia, which have germinated and formed cup-hke apothecial discs; rhizoids have developed on the stalks, h, Birch fruit, somewhat enlarged, with semilunar sclerotia. (After Nawaschin.) Hormoviyia hetulae Wtz. often occurs along with the above. It causes the production of thick spherical fruits with little or no wing. Sclerotinia aelnsta Karst. has also been found on birch leaves in Finland. Scl. alni Naw. Woronin found this first on catkins of Alnus ineana. Nawaschin has more recently investigated it.^ Scl. rhododendri Fischer.- This wa
RMT1HW1F–Diseases of plants induced by 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 diseasesofplants00tubeuoft Year: 1897 Fig. 209.—Clu-ymmyoM rhndndendri. Twig of Rhododendron hirsv.tinn with sort of uredo- spores on the lower epidermis, causing dis- coloured spots on the upper, (v. Tubeuf del.) Fig. 210.—Chrysomyxo, rhododendri on Rho- dodfiidron ferrugineum. Uredospore-sori in September as elongated white stripes on the stem below the leaves, (v. Tubeuf del.) The uredospores
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
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
RMMCK68T–. Fig. 13Q.—Sckrotinia betulae. a, Birch fruits with sclerotia, which have germinated and formed cup-like apothecial discs; rhizoids have developed on the stalks, h, Birch fruit, somewhat enlarged, with semilunar sclerotia. (After Nawaschin.) Hormomyia betidae Wtz. often occurs along with the above. It causes the production of thick spherical fruits with little or no wing. Sclerotinia adusta Karst. has also been found on birch leaves in Finland. Scl. alni Naw. Woronin found this first on catkins of Alnus incana. Nawaschin has more recently investigated it.^ Scl. rhododendri Fischer.^ This was
RMT3Y3WN–Archive image from page 283 of Die Natürlichen Pflanzenfamilien nebst ihren. Die Natürlichen Pflanzenfamilien nebst ihren Gattungen und wichtigeren Arten, insbesondere den Nutzpflanzen, unter Mitwirkung zahlreicher hervorragender Fachgelehrten begründet dienatrlichenp0101engl Year: 1897 270 Hvsteriineae. (Lindau.) leuciim (Fries) de Not. an der Unterseite von PreiOelbeerb. in fast ganz Europa. L. tumidioii (Fries) Rehm an EbereschenlD. im nördlichen Europa und Nordanieritca. L. Rhododendri Ces. an der Unterseite der B. von Rliododendron femtgineitm in den Alpen und in England. L. herbarum (F
![. The fungi which cause plant disease . Plant diseases; Fungi. 398 THE FUNGI WHICH CAUSE PLANT DISEASE Pk., E. rhododendri Cram., E. japonicum shirai and E. peckii Hal. are reported on Rhododendron and Andromeda; E. azalese Pk. and several other species on various Rhododen- drons; E. vitis Prill, was noted in France on the grape; *^ E. lauri (Borg) Geyl. is on Laurus. E. cinnamomi Petch on cinnamon in Ceylon. Agaricales (p. 395)'' 'â "⢠"â "* " This is a very large order of over eleven thousand species. The mycelium grows to long distances over or through the sup- porting Stock Photo](https://c8.alamy.com/comp/PG45XP/the-fungi-which-cause-plant-disease-plant-diseases-fungi-398-the-fungi-which-cause-plant-disease-pk-e-rhododendri-cram-e-japonicum-shirai-and-e-peckii-hal-are-reported-on-rhododendron-and-andromeda-e-azalese-pk-and-several-other-species-on-various-rhododen-drons-e-vitis-prill-was-noted-in-france-on-the-grape-e-lauri-borg-geyl-is-on-laurus-e-cinnamomi-petch-on-cinnamon-in-ceylon-agaricales-p-395-quot-quot-quot-quot-this-is-a-very-large-order-of-over-eleven-thousand-species-the-mycelium-grows-to-long-distances-over-or-through-the-sup-porting-PG45XP.jpg ". The fungi which cause plant disease . Plant diseases; Fungi. 398 THE FUNGI WHICH CAUSE PLANT DISEASE Pk., E. rhododendri Cram., E. japonicum shirai and E. peckii Hal. are reported on Rhododendron and Andromeda; E. azalese Pk. and several other species on various Rhododen- drons; E. vitis Prill, was noted in France on the grape; *^ E. lauri (Borg) Geyl. is on Laurus. E. cinnamomi Petch on cinnamon in Ceylon. Agaricales (p. 395)'' 'â "⢠"â "* " This is a very large order of over eleven thousand species. The mycelium grows to long distances over or through the sup- porting Stock Photo")
RMPG45XP–. The fungi which cause plant disease . Plant diseases; Fungi. 398 THE FUNGI WHICH CAUSE PLANT DISEASE Pk., E. rhododendri Cram., E. japonicum shirai and E. peckii Hal. are reported on Rhododendron and Andromeda; E. azalese Pk. and several other species on various Rhododen- drons; E. vitis Prill, was noted in France on the grape; *^ E. lauri (Borg) Geyl. is on Laurus. E. cinnamomi Petch on cinnamon in Ceylon. Agaricales (p. 395)'' 'â "⢠"â "* " This is a very large order of over eleven thousand species. The mycelium grows to long distances over or through the sup- porting
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.
RMMCK574–. Fig. 259.—Exohasidium rhododendri on Rhododendron ferrugineuui. (v. Tubeuf phot.) A disease due to an Exobasidium is Ijy no means uncommon on Vaccinium idiginosmn (bog whortleberry).^ Shoots of diseased plants are deformed, while their leaves become more or less thickened and assume a beautiful rosy colour. On Vaccinmm Oxycoccos (true cranberry) the shoots and leaflets also become thickened and rose-coloured. Eostrup dis- tinguishes this as a separate species {Exohasidium oxycocci). Ex. andromedae Peck, produces on Andromeda j^olifolia symptoms similar to those just described for the precedi
![. 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
RMMCK6C1–. Fig. 2o9.—Ej:oUi.skliu.,i> rhododendri on Rhododendron ferruginevm. (v. Tiibeuf phot.) A disease due to an Exohaddium is by no means uncommon on Vacdnium idiginomm (bog whortleberry).2 Shoots of diseased plants are deformed, while their leaves become more or less thickened and assume a beautiful rosy colour. On Vacnnivvi Oxycoccos (true cranberry) the shoots and leaflets also become thickened and rose-coloured. Rostrup dis- tinguishes this as a separate species {Exobasidmm oxycocd). Ex. andromedae Peck, produces on Andromeda j^oHfolia symptoms .similar to those just described for the prec
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
RMMCKC67–. Fig. 125.—Exobasidium rhododendri, on leaves of rhododendron, slightly reduced ; 2. basidia and spores of same, highly mag ; 3, Hypochnus solani on lower part of a potato haulm, slightly reduced ; 4. mycelium and basidia of Hypochnus, highly mag. a pea to that of a cherry. These are at first pale green, at length often becoming red or brownish. When full grown the surface is covered with a delicate whitish bloom, due to the presence of innumerable minute conidia, produced by budding in a yeast-like fashion from the basidiosi)ores. The mycelium is very al)undant between the cells at the j^eri
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
RMMCK636–. Fio. 209.—Ckiysomyxa rhododendri. Twig of Rhododendron hirxatu.ni with sori of uredo- Fir.. 210.—Chrysomyxo, rhododendri on Rho- spores oil the lower epidermis, causing dis- dodtndron firrugincum. Uredospore-sori in coloured spots on tlie Tipiier. (v. Tubouf 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 their coats; they are developed in series from the sori.^ The disease may be further propagated during the same year Ijy the uredospores. In districts where spruce does not occur
RMRGF6F2–. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. Views of right palpi. Figs. 38-39. Cluhiona rhododendri Barrows. 38. Ventral view. 39. Eetrolateral view. 40-41. C. hishopi, new species. 40. Eetrolateral view. 41. Ventral view. 42-43. C. abbotii abbotii L. Koch. 42. Retrolateral view. 43. Ventral view. 44-45. C. abbotii abbofoides Chamberlin and Ivie. 44. Ventral view. 45. Eetrolateral view.. 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 ma
RMMCK6FN–. Fig. •209.-^Chi-y«omyxa rhododendri. Twig of Rhododendron hh-xutinn with sori of uredo- Flo. 210.—CJiryxomym rhododendr! on KUo- spores ou the lower epidermis, causing dis- doth ndron u i-i-iKj'ni'vm. 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 their coats; they are developed in series from the sori.^ The disease may be further propagated during the same year by the uredospores. In districts where spruce does not occu
![. The fungi which cause plant disease . Plant diseases; Fungi. 398 THE FUNGI WHICH CAUSE PLANT DISEASE Pk., E. rhododendri Cram., E. japonicum shirai and E. peckii Hal. are reported on Rhododendron and Andromeda; E. azalese Pk. and several other species on various Rhododen- drons; E. vitis Prill, was noted in France on the grape; *^ E. lauri (Borg) Geyl. is on Laurus. E. cinnamomi Petch on cinnamon in Ceylon. Agaricales (p. 395)'' 'â "⢠"â "* " This is a very large order of over eleven thousand species. The mycelium grows to long distances over or through the sup- porting Stock Photo](https://c8.alamy.com/comp/RDE5X7/the-fungi-which-cause-plant-disease-plant-diseases-fungi-398-the-fungi-which-cause-plant-disease-pk-e-rhododendri-cram-e-japonicum-shirai-and-e-peckii-hal-are-reported-on-rhododendron-and-andromeda-e-azalese-pk-and-several-other-species-on-various-rhododen-drons-e-vitis-prill-was-noted-in-france-on-the-grape-e-lauri-borg-geyl-is-on-laurus-e-cinnamomi-petch-on-cinnamon-in-ceylon-agaricales-p-395-quot-quot-quot-quot-this-is-a-very-large-order-of-over-eleven-thousand-species-the-mycelium-grows-to-long-distances-over-or-through-the-sup-porting-RDE5X7.jpg ". The fungi which cause plant disease . Plant diseases; Fungi. 398 THE FUNGI WHICH CAUSE PLANT DISEASE Pk., E. rhododendri Cram., E. japonicum shirai and E. peckii Hal. are reported on Rhododendron and Andromeda; E. azalese Pk. and several other species on various Rhododen- drons; E. vitis Prill, was noted in France on the grape; *^ E. lauri (Borg) Geyl. is on Laurus. E. cinnamomi Petch on cinnamon in Ceylon. Agaricales (p. 395)'' 'â "⢠"â "* " This is a very large order of over eleven thousand species. The mycelium grows to long distances over or through the sup- porting Stock Photo")
RMRDE5X7–. The fungi which cause plant disease . Plant diseases; Fungi. 398 THE FUNGI WHICH CAUSE PLANT DISEASE Pk., E. rhododendri Cram., E. japonicum shirai and E. peckii Hal. are reported on Rhododendron and Andromeda; E. azalese Pk. and several other species on various Rhododen- drons; E. vitis Prill, was noted in France on the grape; *^ E. lauri (Borg) Geyl. is on Laurus. E. cinnamomi Petch on cinnamon in Ceylon. Agaricales (p. 395)'' 'â "⢠"â "* " This is a very large order of over eleven thousand species. The mycelium grows to long distances over or through the sup- porting
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
RMRGDAFW–. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. 230. Epigyna cleared. Fig. 217. Clubiona Tculczynslcii de Lessert. 218. C. cali- fornica Fox. 219. C. riparia L. Koch. 220. C. furcata Emerton. 221. C. hryantae Gertsch. 222. C. praematura Emerton. 223. C. mixta Emerton. 224. C. ohesa Hentz. 225. C. trivialis C. Koch. 226. C. pygmaea Banks. 227. C. janae, new species. 228. C. moesta Banks. 229. C. mimula Chamberlin. 230. C. rhododendri Barrows.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability -
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
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)
RMMEE66W–. Die gallen der pflanzen, ein lehrbuch für botaniker und entomologen . Figur 77. Anheftui i e r Gallen haccarum ; c an das Mutterorgan: a, Ändricus curvator; b, Kcuroterns N. numismalis — alle an Qiwrcus. licis, P. pedunculi, Exobasidium rhododendri u. v. a. Eiförmig oder walzenförmig sind z. B. die Gallen der Dryophania Taschenbergi, nieren- förmig die von Trigonaspis renum, kegelförmig die von Cynips conifica und Ändricus Sieboldi (Fig. 154), linsen-, schüssel- oder scheibenförmig die Gallen von Neuroterus lenticularis, Ä^. fumipennis, N. laeviusculus u. a. In viel höherem Grade als bei den
RMRCD8N3–. Diseases of cultivated plants and trees. Plant diseases; Plants -- Wounds and injuries; Plants, Protection of; Trees -- Diseases and pests. 400 DISEASES OF CULTIVATED PLANTS Most closely allied to Hypochtius, differing in being parasitic, with immersed mycelium, and in the basidia bearing a variable number of spores. Rhododendron galls {Exobasidium rhododetidri. Cram.) form on the living leaves of Rhododendron /lirsuium, R. fer- rugineum, R. li'ilsonianufn, etc., and vary in size from. Fig. 125.—Exobasidium rhododendri, on leaves of rhododendron, slightly reduced ; 2. basidia and spores of s
![. A Ditiola radicata: 1 .'önbituä; grö^ert; 3 S3nftbien. B Guepiiiia: 1 G. merulina, §a6ititä; 2 G.Fomsjoniana: Äonibicnbilbuiig ber tcimen- ben öofibioipore; 3 fid; teilenbe SJafibiofpove; 4 Sa= fibie. i".l)ö. 32: ßcfjte ^jafibteiipi C Exobasidium rhododendri: i öabituä. j D Exobasidium lauri: 1 §a= | 6ituä; 2 etücf beä §r)mc= niuiiiä; 3 Safibie. E Exobasidium vaccinii: 1 ßnbitiiä; 2 syafibie; 3 23afibio= jpore; 4 .Sonibieittilbung tiitt ber (etntettbcit 33aftbio[porc. (jC (Autobasidiomycetes). F Tomentella flava: 1 Safibte; 2 fiortibienöilbuitg. G Corticiumcoei-uleum: 1 §a= Bituä; 2 Saf Stock Photo](https://c8.alamy.com/comp/MCRBBA/a-ditiola-radicata-1-nbitu-grert-3-s3nftbien-b-guepiiiia-1-g-merulina-a6itit-2-gfomsjoniana-onibicnbilbuiig-ber-tcimen-ben-ofibioipore-3-fid-teilenbe-sjafibiofpove-4-sa=-fibie-iquotl-32-cfjte-jafibteiipi-c-exobasidium-rhododendri-i-abitu-j-d-exobasidium-lauri-1-a=-6itu-2-etcf-be-rmc=-niuiii-3-safibie-e-exobasidium-vaccinii-1-nbitii-2-syafibie-3-23afibio=-jpore-4-sonibieittilbung-tiitt-ber-etntettbcit-33aftbio-porc-jc-autobasidiomycetes-f-tomentella-flava-1-safibte-2-fiortibienilbuitg-g-corticiumcoei-uleum-1-a=-bitu-2-saf-MCRBBA.jpg ". A Ditiola radicata: 1 .'önbituä; grö^ert; 3 S3nftbien. B Guepiiiia: 1 G. merulina, §a6ititä; 2 G.Fomsjoniana: Äonibicnbilbuiig ber tcimen- ben öofibioipore; 3 fid; teilenbe SJafibiofpove; 4 Sa= fibie. i".l)ö. 32: ßcfjte ^jafibteiipi C Exobasidium rhododendri: i öabituä. j D Exobasidium lauri: 1 §a= | 6ituä; 2 etücf beä §r)mc= niuiiiä; 3 Safibie. E Exobasidium vaccinii: 1 ßnbitiiä; 2 syafibie; 3 23afibio= jpore; 4 .Sonibieittilbung tiitt ber (etntettbcit 33aftbio[porc. (jC (Autobasidiomycetes). F Tomentella flava: 1 Safibte; 2 fiortibienöilbuitg. G Corticiumcoei-uleum: 1 §a= Bituä; 2 Saf Stock Photo")
RMMCRBBA–. A Ditiola radicata: 1 .'önbituä; grö^ert; 3 S3nftbien. B Guepiiiia: 1 G. merulina, §a6ititä; 2 G.Fomsjoniana: Äonibicnbilbuiig ber tcimen- ben öofibioipore; 3 fid; teilenbe SJafibiofpove; 4 Sa= fibie. i".l)ö. 32: ßcfjte ^jafibteiipi C Exobasidium rhododendri: i öabituä. j D Exobasidium lauri: 1 §a= | 6ituä; 2 etücf beä §r)mc= niuiiiä; 3 Safibie. E Exobasidium vaccinii: 1 ßnbitiiä; 2 syafibie; 3 23afibio= jpore; 4 .Sonibieittilbung tiitt ber (etntettbcit 33aftbio[porc. (jC (Autobasidiomycetes). F Tomentella flava: 1 Safibte; 2 fiortibienöilbuitg. G Corticiumcoei-uleum: 1 §a= Bituä; 2 Saf
RMRCC3E3–. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. Fio. 209.—Ckiysomyxa rhododendri. Twig of Rhododendron hirxatu.ni with sori of uredo- Fir.. 210.—Chrysomyxo, rhododendri on Rho- spores oil the lower epidermis, causing dis- dodtndron firrugincum. Uredospore-sori in coloured spots on tlie Tipiier. (v. Tubouf 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 t
RMMCR8WF–. Abb. 39. Chrijsomyxa Rhododendri. 1. Schnitt durch ein Teleutosporeniager. â -'. Vergrösserte keimende Teleutosporen. (Nach de Bary.) Teleutosporeniager rotbraun, bei der Keimung orange, rundlich bis länglich, mehr oder weniger dicht gruppiert; Sporen prismatisch, 20 â 30 /t lang, 10â14 ;t breit, in der Mitte der Polster in 4 ât^zelligen Reihen; Membran hyalin, dünn, nur am Scheitel ringförmig verdickt. Aecidien im August :iuf Picea excelsa; aus Böhmen sah ich sie noch nicht. â Uredosporeu und Teleutosporen von Mai auf Rliododen d ron hirsutum: Turnau in Glashäusern (Kabät)! In den Al
RMRCC2WE–. 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. 209.—Clu-ymmyoM rhndndendri. Twig of Rhododendron hirsv.tinn with sort of uredo- spores on the lower epidermis, causing dis- coloured spots on the upper, (v. Tubeuf del.). Fig. 210.—Chrysomyxo, rhododendri on Rho- dodfiidron ferrugineum. Uredospore-sori in September as elongated white stripes on the stem below the leaves, (v. Tubeuf del.) The uredospores are yellow and ovoid, with granular
RMRCC3T4–. 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.-^Chi-y«omyxa rhododendri. Twig of Rhododendron hh-xutinn with sori of uredo- Flo. 210.—CJiryxomym rhododendr! on KUo- spores ou the lower epidermis, causing dis- doth ndron u i-i-iKj'ni'vm. 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
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
![. 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.
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