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Sphacelia Stock Photos and Images
RM2AN3NJG–Handbuch der Pflanzenkrankheiten . n-chungen, die durch die Sphacelia-Fruchtform hervorgerufen sind.Fig. 32, 5 zeigt dann den älteren Zustand, an dem an der Basis dasDauermycel sc bereits sich ausgebildet hat, während an der Spitze dieBildung der Konidien sj^h noch fortdauert. Einen Querschnitt durchein Sphacelia-Lager zeigt Fig. 31, 3. Am Schlüsse dieser ersten Phaseseiner Entwicklung hat dann der Pilz in jeder Blüte ein hornartiges,dunkelviolettes, fast schwarzes G-ebilde hervorgebracht, das man alsMutterkorn bezeichnet. Als man den Zusammenhang mit der Asken-form noch nicht erkannt hatt<
RFT5NK08–A picture showing different stages of Ergot or ergot fungi which refers to a group of fungi of the genus Claviceps, vintage line drawing or engraving
![. Diseases of plants induced by cryptogamic parasites : introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae . Plant diseases; Parasitic plants; Fungi. CLAVICEPS. 193 conidiophores. A very sweet fluid, the so-called "houey-dew," is separated from the sphacelia; this attracts insects, which carry the conidia to other flowers. Since the conidia are capable of immediate germination, and give rise to a mycelium which penetrates through the outer coat of the ovary, the disease can be quickly disseminated during the flowering season of the grasses. After the fo Stock Photo](https://c8.alamy.com/comp/PG42H2/diseases-of-plants-induced-by-cryptogamic-parasites-introduction-to-the-study-of-pathogenic-fungi-slime-fungi-bacteria-amp-algae-plant-diseases-parasitic-plants-fungi-claviceps-193-conidiophores-a-very-sweet-fluid-the-so-called-quothouey-dewquot-is-separated-from-the-sphacelia-this-attracts-insects-which-carry-the-conidia-to-other-flowers-since-the-conidia-are-capable-of-immediate-germination-and-give-rise-to-a-mycelium-which-penetrates-through-the-outer-coat-of-the-ovary-the-disease-can-be-quickly-disseminated-during-the-flowering-season-of-the-grasses-after-the-fo-PG42H2.jpg ". Diseases of plants induced by cryptogamic parasites : introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae . Plant diseases; Parasitic plants; Fungi. CLAVICEPS. 193 conidiophores. A very sweet fluid, the so-called "houey-dew," is separated from the sphacelia; this attracts insects, which carry the conidia to other flowers. Since the conidia are capable of immediate germination, and give rise to a mycelium which penetrates through the outer coat of the ovary, the disease can be quickly disseminated during the flowering season of the grasses. After the fo Stock Photo")
RMPG42H2–. Diseases of plants induced by cryptogamic parasites : introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae . Plant diseases; Parasitic plants; Fungi. CLAVICEPS. 193 conidiophores. A very sweet fluid, the so-called "houey-dew," is separated from the sphacelia; this attracts insects, which carry the conidia to other flowers. Since the conidia are capable of immediate germination, and give rise to a mycelium which penetrates through the outer coat of the ovary, the disease can be quickly disseminated during the flowering season of the grasses. After the fo
RMMCK6EC–. Erqot. Sclei-otia or Ergot-grains in ears of IJyc. (v. Tubeuf phot.) irregular wrinkled white stroma or sphacelia, from the hollows and folds of which little ovoid conidia are abjoiuted from short
RMT1HHYT–Diseases of plants induced by Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae diseasesofplant00tube Year: 1897 CLAVICEPS. 193 conidiophores. A very sweet fluid, the so-called ' houey-devv,' is separated from the sphacelia; this attracts insects, which carry the conidia to other flowers. Since the conidia aie capable of immediate germination, and give rise to a mycelium which penetrates through the outer coat of the ovary, the disease can be quickly disseminated during the flowering season of the grasses. After
RM2ANC2GR–A text-book of mycology and plant pathology . Fig. 56.—Ergot (Claviceps pur-purea) on rye head. (After Clinton,G. P., Rep. Conn. Agric. Exper. Stat.,1903-) MILDEWS AND DELATED FUNGI i6i. ts^v^-^^-^lj-^r Fig. 57.—A, Balansia daviceps on ear of Paspalum; B—L, Claviceps purpurea;B, sclerotium; C, sclerotium with Sphacelia; D, cross-section of sphacelial layer; E,sprouting sclerotium; F, head of stroma from sclerotium; G, section of same; H,section of perithecium; J, ascus; K, germinating ascospore; C, conidiospores pro-duced on mycelium. (See Die nalilrlichen PJlanzenfamilien I. i, p. 371.) l62 ?
RMPG42H7–. Diseases of plants induced by cryptogamic parasites : introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae . Plant diseases; Parasitic plants; Fungi. 192 ASCOMYCETKS. coats of the ovary, till gradually but completely it fills up the whole cavity. Outside the ovary the mycelium forms an. Fig. 84.—Ctaviceps purpurea. Brgot Sderotia or Ergot-graina in ears of Rye. (T. Tubeuf phot.) irregular wrinkled white stroma or sphacelia, from the hollows and folds of which little ovoid conidia are abjointed from short. Please note that these images are extracted from scanned p
RMMCK6TW–. Fig. ii4.—C'lariceps iiurpurea. Ernot. Sclerotia or Ergot-graius in ears of Rye. (v.'Tubeuf phot.) irregular wrinkled white stroma or sphacelia, from the hollows and folds of which little ovoid conidia are abjointed from short
RMT1HJ3A–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 CLAVICEPS. 193 conidiophores. A very sweet fluid, the so-called ' houey-dew,' is separated from the sphacelia; this attracts insects, which carry the conidia to other flowers. Since the conidia are capable of immediate germination, and give rise to a mycelium which penetrates through the outer coat of the ovary, the disease can be quickly disseminated during the
RM2CE6435–. Journal of botany, British and foreign . isheddescriptions of the structure of this sphacelia condition, as far asthey were able to observe it, Linn. Trans., vol. xviii., p. 449 andp. 453. They thought it was an amorphous mass of small sphericalcells, with a number of larger doubly-nucleated oblong cells scatteredamong them. It was supposed to be the immediate cause of the ergot, and Quekettgave to it the name of Ergotetia alortifaciens, while Berkeley andliroome, believing it to be a true Oidium, removed it to that genusunder the name 0. ahortifaciens, Ann. and Mag. Nat. Hist., Ser. 2,vol.
RMPG4G9T–. The fungi which cause plant disease . Plant diseases; Fungi. 212 THE FUNGI WHICH CAUSE PLANT DISEASE usually knot-like head; perithecia closely scattered, sunken in the stroma with only the ostiole protruding, flask-shaped, the walls scarcely distinguishable from the stroma; asci cylindric, il^2«* e. Fig. 152.—C. purpurea. D, Sphacelia stage; E, germinated sclerotia; G, sec- tion of stroma; H, section of a perithecium; J, ascus with spores. After Tulasne. 8-spored; spores hyaline, continuous. Some twelve or fifteen species are recorded all affecting the ovaries of the Gramineae. C. purpurea
RMMCK5JB–. L I'ln-purea. Err/ot. Sckrotia or Ergot-grains in ears of Rye. (v.^Tubouf phot.) irregular wrinkled white stroma or sphacelia, from the hollows and folds of which little ovoid conidia are abjointed from short
RMT1HJ1C–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 19: ASCOMYCETKS. coats of the ovary, till gradually but completely it fills up the whole cavity. Outside the ovary the mycelium forms an Erqot. Sclei-otia or Ergot-grains in ears of IJyc. (v. Tubeuf phot.) irregular wrinkled white stroma or sphacelia, from the hollows and folds of which little ovoid conidia are abjoiuted from short
RM2CE643A–. Journal of botany, British and foreign . er in the foldings of the sphacelia (Fig. 6) are the freespaces where the nucleated cells or spores are produced. The illustration (Fig. 7), copied from Tulasne, shows the relationof the different structures. The dark lower portions of the woodcutis a section through the growing sclerotium, or ergot properly socalled. This is composed, as we have already seen, of densely-packed polygonal cells, filled with oil globules. On its outer surfaceand from its apex aie given off elongated cells, which are the sup- c 2 20 ON ERGOT. ports (sterigmata) of oblong
RMPG453K–. A text-book of mycology and plant pathology . Plant diseases; Fungi in agriculture; Plant diseases; Fungi. MILDEWS AND RELATED FUNGI l6l. Fig. 57-—.4, Balansia claviceps on car of Paspalum; B—L, Claviceps purpurea; B, sclerotiuin; C, sclerotium with Sphacelia; D, cross-section of sphacelial layer; £, sprouting sclerotiiun; F, head of stroma from sclerotium; G, section of same; H, section of perithecium; J, ascus; /C, germinating ascospore; C, conidiospores pro- duced on myceliiiin. {See Die naturlichen PJianzenfatnili^n I. i, p. 371.). Please note that these images are extracted from scanned
RMMAB4MT–. Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz . Sphacelia segetum (Pers.). 1. Mutterkorn mit den Sphacelialagern am oberen Ende und 2. das obere Ende durchschnitten, schwach vergr. 3. Schnitt durch ein Lager, stark vergr. (Nach Tulasne.)
RMT1HJ39–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 CLAVICEPS. 193 conidiophores. A very sweet tluid, the so-called 'honey-dew,' is separated from the sphacelia; this attracts insects, which carry the conidia to other flowers. Since the conidia are capable of immediate germination, and give rise to a mycelium which penetrates through the outer coat of the ovary, the disease can be quickly disseminated during the flowering season of the grasses. After
![. Diseases of plants induced by cryptogamic parasites : introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae . Plant diseases; Parasitic plants; Fungi. CLAVICEPS. 193 conidiophores. A very sweet fluid, the so-called "houey-dew," is separated from the sphacelia; this attracts insects, which carry the conidia to other flowers. Since the conidia are capable of immediate germination, and give rise to a mycelium which penetrates through the outer coat of the ovary, the disease can be quickly disseminated during the flowering season of the grasses. After the fo Stock Photo](https://c8.alamy.com/comp/RDC22P/diseases-of-plants-induced-by-cryptogamic-parasites-introduction-to-the-study-of-pathogenic-fungi-slime-fungi-bacteria-amp-algae-plant-diseases-parasitic-plants-fungi-claviceps-193-conidiophores-a-very-sweet-fluid-the-so-called-quothouey-dewquot-is-separated-from-the-sphacelia-this-attracts-insects-which-carry-the-conidia-to-other-flowers-since-the-conidia-are-capable-of-immediate-germination-and-give-rise-to-a-mycelium-which-penetrates-through-the-outer-coat-of-the-ovary-the-disease-can-be-quickly-disseminated-during-the-flowering-season-of-the-grasses-after-the-fo-RDC22P.jpg ". Diseases of plants induced by cryptogamic parasites : introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae . Plant diseases; Parasitic plants; Fungi. CLAVICEPS. 193 conidiophores. A very sweet fluid, the so-called "houey-dew," is separated from the sphacelia; this attracts insects, which carry the conidia to other flowers. Since the conidia are capable of immediate germination, and give rise to a mycelium which penetrates through the outer coat of the ovary, the disease can be quickly disseminated during the flowering season of the grasses. After the fo Stock Photo")
RMRDC22P–. Diseases of plants induced by cryptogamic parasites : introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae . Plant diseases; Parasitic plants; Fungi. CLAVICEPS. 193 conidiophores. A very sweet fluid, the so-called "houey-dew," is separated from the sphacelia; this attracts insects, which carry the conidia to other flowers. Since the conidia are capable of immediate germination, and give rise to a mycelium which penetrates through the outer coat of the ovary, the disease can be quickly disseminated during the flowering season of the grasses. After the fo
RMPG2KCA–. Pharmaceutical botany. Botany; Botany, Medical. CP o Fig. 32.—Clasiceps purpurea. A. Young sclerotium, s, with old sphacelia, s.p. The apex of the dead ovary of rye. B. Upper part of ^, in longitudinal section, showing sphacelia, j. C. Transverse section through the sphacelia, more highly magnified, m. The mycelium, surrounded with the hyphae; b, bearing conidia; p. conidia fallen off; w, the wall of the ovary. D. Germinating conidia, forming sporidia, j-. {From Sayre after Backs.). Fig. 33-—Portion of Horn-shaped sclerotium of Clasiceps purpurea, bearing four stalked re- ceptacles. {From Sa
RMMAB4HE–. Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz . Sphacelia allii Vogl. 1. Aus den Sklerotium hervorbrechender Rasen; 2. Querschnitt durch das Lager; 3, 4. Konidientrager. Alles stark vergr. (Nach Voglino.) in winzige, fast fiaschenförmige Sterigmen aufgelöst. Konidien zahlreich, kuglig, bisweilen kettenförmig zusammenhängend, hyalin, mit einem Öltropfen, 3,—4,5 <t im Durchm. Auf den Sklerotien von Sclerotium cepivorum in Oberitalien (Voglino).
RMT1HHXD–Diseases of plants induced by Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae diseasesofplant00tube Year: 1897 192 ASCOMVCKTKS. coats of the ovary, till gradually l)Ut completely it fills up the whole cavity. Outside the ovary the mycelium forms an Fig. ii4.—C'lariceps iiurpurea. Ernot. Sclerotia or Ergot-graius in ears of Rye. (v.'Tubeuf phot.) irregular wrinkled white stroma or sphacelia, from the hollows and folds of which little ovoid conidia are abjointed from short
RMRDWA20–. Botany for high schools and colleges. Botany. 390 BOTANY. so on. The contact of an infected head of rye with an unin- fected one is sufficient to communicate the fungus to the latter, and doubtless the conidia are also freely carried by the winds, and, to a certain extent, by insects. It appears that, in some cases at least, the germinating co- nidia produce, first, short hyphse, which bear a few small spores {sporidia, D, Fig. 198, x), which themselves germi- nate, and then pro- duce the sphacelia; it is doubtful, however, whether this always takes place. 384. â After the conidial stage, th
RMME7TEA–. Die mikroorganismen. Mit besonderer berücksichtigung der ätiologie der infektionskrankheiten . Fig. 15. Claviceps purpurea. A. Keimendes Sklerotium (c) mit Fruchtträgern (el). B. Oberer Teil eines Fruchtträgers im Längsschnitt; cp eingesenkte Perithecien. Stärker vergrössert. C. Durchschnitt durch ein Perithecium. sh äussere Gewehsschicht; hy Hyphengeflecht; cp Mundung des Peritheciums. D. Ascus, zerrissen und die fadenförmigen Sporen sp entlassend. E. Roggenähre mit einem Mutterkorn c; s Reste der Sphacelia. Dahin gehören ferner: Cordyceps-Isaria; Pilze, deren Konidien- träger (Isaria) auf
RMT3YKT4–Archive image from page 384 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 C <3asi Fig. 247. A Balansia Claviceps Speg. Habitus des Pilzes in Paspalum-Ahren, nat. Gr. — B—L Claviceps purpurea (Fr.) Tul. B Sclerotien, Habitus, nat. Gr.; C Sclerotien mit der Sphacelia, vergr.; D Querschnitt durch das Sphaeeliaconidienlager, stark vergr.; E ausgekeimte Sclerotien, nat. Gr.; F Scl
RMRE0N42–. A manual of botany. Botany. THALLOPHYTA—FUNGI 87 out a number of short protrusions, each composed of a nimiber of hyphse. These, which are called stromaia, bear each a rounded head, which is covered by a number of depressions. In each of these is developed a perithecium (figs. 845, 846, and 847), the asci of which develop each eight filiform ascospores (fig. 848). These, when they germinate on the flowers of the host-plant, again produce the sphacelia form. Sub-Class V.—jEcidiomycetes. In this group are included two orders of parasitic plants, which are characterised by a stUl further degrad
RMMCR83C–. (B. 620) Fig- u- Mutterkornpilz (ClavtLCpspurpurea TuL.), schwach vergrössert. .-/ Roggenähre mit einem ausgebildeten Sclerotium f, dem noch ein vertrockneter Rest derConidien- tragenden Region, das Mützchen j' auf- sitzt. B Ein Roggen-Fruchtknoten, in dessen unterem Theile c der Pilz bereits in Sclerotien-Bildung begriffen ist, wäh- rend der obere j von dem conidien- tragenden Zustande des Pilzes, der so- genannten Sphacelia, occupirt ist. / Der einschrumpfende oberste Theil des auf abgestorbenem Laubeetc. häufigen Schimmel- kranken Fruchtknotens. p^^g^^ j^^,^ ^^^^^ mohnsamengrosse Körper-
RMRE0N4B–. A manual of botany. Botany. 86 MANUAL OF BOTANY forms where two kinds of gametophyte are met with. The fungus producing Ergot {Claviceps) is an example of this. The first form consists of a feltworli of mycehum, fiUing the ovary of the Eye or Wheat plant, and giving rise by abstriction to Fig. 843.. riff. 843. Young sclerotium, c, of Claviceps growing up and supplanting the old sphaoelia, sph. Fig. 844. Section throngli the junction of the sphacelia with the sclerotium ol Claviceps, showing formaticn o£ gonidia. Fig. 845. Fig. 846.. Please note that these images are extracted from scanned pa
RMMCTJAE–. Fig. 247. A Balansia Claviceps Speg. Habitus des Pilzes in Paspalum-Ahren, nat. Gr. — B—L Claviceps purpurea (Fr.) Tul. B Sclerotien, Habitus, nat. Gr.; C Sclerotien mit der Sphacelia, vergr.; D Querschnitt durch das Sphaeeliaconidienlager, stark vergr.; E ausgekeimte Sclerotien, nat. Gr.; F Sclerotienköpfchen, vergr.; ff Längs- schnitt durch ein Köpfchen, vergr.; H Längsschnitt durch ein Perithecium, stark vergr.: J Schlauch (3oO|l); A'keimende Schlauchspore (3.5011); L Conidien tragender Mycelzweig (20011). (C-H nach Tulasne; J—L nach Brefeld; A, B Original.) 24*
![. Botany for high schools and colleges. Botany. 290 BOTASTT. so on. The contact of an infected head of rye with an unin- fected one is sufficient to communicate the fungus to the latter, and doubtless the conidia are also freely carried by the winds, and, to a certain extent, by insects. It appears that, in some cases at least, the germinating co- nidia produce, fii"st, short hyphfe, which bear a few small spores {sporiclia, D, Fig. 198, x), which themselves g e r m i - nate, and then pro- duce the sphacelia; it is doubtful, however, whether this always takes place. 384. â After the conid Stock Photo](https://c8.alamy.com/comp/RDWACX/botany-for-high-schools-and-colleges-botany-290-botastt-so-on-the-contact-of-an-infected-head-of-rye-with-an-unin-fected-one-is-sufficient-to-communicate-the-fungus-to-the-latter-and-doubtless-the-conidia-are-also-freely-carried-by-the-winds-and-to-a-certain-extent-by-insects-it-appears-that-in-some-cases-at-least-the-germinating-co-nidia-produce-fiiquotst-short-hyphfe-which-bear-a-few-small-spores-sporiclia-d-fig-198-x-which-themselves-g-e-r-m-i-nate-and-then-pro-duce-the-sphacelia-it-is-doubtful-however-whether-this-always-takes-place-384-after-the-conid-RDWACX.jpg ". Botany for high schools and colleges. Botany. 290 BOTASTT. so on. The contact of an infected head of rye with an unin- fected one is sufficient to communicate the fungus to the latter, and doubtless the conidia are also freely carried by the winds, and, to a certain extent, by insects. It appears that, in some cases at least, the germinating co- nidia produce, fii"st, short hyphfe, which bear a few small spores {sporiclia, D, Fig. 198, x), which themselves g e r m i - nate, and then pro- duce the sphacelia; it is doubtful, however, whether this always takes place. 384. â After the conid Stock Photo")
RMRDWACX–. Botany for high schools and colleges. Botany. 290 BOTASTT. so on. The contact of an infected head of rye with an unin- fected one is sufficient to communicate the fungus to the latter, and doubtless the conidia are also freely carried by the winds, and, to a certain extent, by insects. It appears that, in some cases at least, the germinating co- nidia produce, fii"st, short hyphfe, which bear a few small spores {sporiclia, D, Fig. 198, x), which themselves g e r m i - nate, and then pro- duce the sphacelia; it is doubtful, however, whether this always takes place. 384. â After the conid
RMRDC239–. Diseases of plants induced by cryptogamic parasites : introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae . Plant diseases; Parasitic plants; Fungi. 192 ASCOMYCETKS. coats of the ovary, till gradually but completely it fills up the whole cavity. Outside the ovary the mycelium forms an. Fig. 84.—Ctaviceps purpurea. Brgot Sderotia or Ergot-graina in ears of Rye. (T. Tubeuf phot.) irregular wrinkled white stroma or sphacelia, from the hollows and folds of which little ovoid conidia are abjointed from short. Please note that these images are extracted from scanned p
RMRE0N45–. A manual of botany. Botany. Fig.^i. Portion of thehoru-shaped sclerotium of Clai)icepspm-jmrea,oxttie JSrgot Fungus, bearing four stromata. Fig. 846. Longitudinal section of a stroma, magnified, showing the perithecia. After Tulasne. numbers of gonidia [fig. 844). This form is known as the Sphacelia. Later in the year the mycelium becomes very dense and hard, and protrudes from the ear as a black elongated body which is known as a. sclerotium [fig. 843). After a period of rest extending through the winter, the sclerotimn germinates, putting. Please note that these images are extracted from s
RMRDDBHY–. The fungi which cause plant disease . Plant diseases; Fungi. 212 THE FUNGI WHICH CAUSE PLANT DISEASE usually knot-like head; perithecia closely scattered, sunken in the stroma with only the ostiole protruding, flask-shaped, the walls scarcely distinguishable from the stroma; asci cylindric, il^2«* e. Fig. 152.—C. purpurea. D, Sphacelia stage; E, germinated sclerotia; G, sec- tion of stroma; H, section of a perithecium; J, ascus with spores. After Tulasne. 8-spored; spores hyaline, continuous. Some twelve or fifteen species are recorded all affecting the ovaries of the Gramineae. C. purpurea
RMRDEFJF–. A text-book of mycology and plant pathology . Plant diseases; Fungi in agriculture; Plant diseases; Fungi. MILDEWS AND RELATED FUNGI l6l. Fig. 57-—.4, Balansia claviceps on car of Paspalum; B—L, Claviceps purpurea; B, sclerotiuin; C, sclerotium with Sphacelia; D, cross-section of sphacelial layer; £, sprouting sclerotiiun; F, head of stroma from sclerotium; G, section of same; H, section of perithecium; J, ascus; /C, germinating ascospore; C, conidiospores pro- duced on myceliiiin. {See Die naturlichen PJianzenfatnili^n I. i, p. 371.). Please note that these images are extracted from scanned
RMRDH6PR–. Pharmaceutical botany. Botany; Botany, Medical. CP o Fig. 32.—Clasiceps purpurea. A. Young sclerotium, s, with old sphacelia, s.p. The apex of the dead ovary of rye. B. Upper part of ^, in longitudinal section, showing sphacelia, j. C. Transverse section through the sphacelia, more highly magnified, m. The mycelium, surrounded with the hyphae; b, bearing conidia; p. conidia fallen off; w, the wall of the ovary. D. Germinating conidia, forming sporidia, j-. {From Sayre after Backs.). Fig. 33-—Portion of Horn-shaped sclerotium of Clasiceps purpurea, bearing four stalked re- ceptacles. {From Sa
![. Album der Natuur. 218 SCHIMMELS OP GRAANGEWASSEN. vruchtbeginsel ontwikkelt. Dit mycelium, dat wel eens verkeerdelijk met den naam van honigdauw * wordt bestempeld, heeft van leveille , Fig. 1.. Claviceps purpurea naar tulasne. A Eeu sclerotium ("moederkoorn) met sresteelde vrnchtdragers cl. Weinig vergroot. B. c. Een jong sclerotium, p top van het afgestorven vruchtbeginsel, 5r over- gebleven kafblaadje, s de oude spbacelia. Weinig vergroot. C. Overlangsche doorsnede vau het bovenste gedeelte van het vorige. D. Dwarse doorsnede van de sphacelia, m mycelium, h takjes daarvan, waarvan z Stock Photo](https://c8.alamy.com/comp/RPXFEW/album-der-natuur-218-schimmels-op-graangewassen-vruchtbeginsel-ontwikkelt-dit-mycelium-dat-wel-eens-verkeerdelijk-met-den-naam-van-honigdauw-wordt-bestempeld-heeft-van-leveille-fig-1-claviceps-purpurea-naar-tulasne-a-eeu-sclerotium-quotmoederkoorn-met-sresteelde-vrnchtdragers-cl-weinig-vergroot-b-c-een-jong-sclerotium-p-top-van-het-afgestorven-vruchtbeginsel-5r-over-gebleven-kafblaadje-s-de-oude-spbacelia-weinig-vergroot-c-overlangsche-doorsnede-vau-het-bovenste-gedeelte-van-het-vorige-d-dwarse-doorsnede-van-de-sphacelia-m-mycelium-h-takjes-daarvan-waarvan-z-RPXFEW.jpg ". Album der Natuur. 218 SCHIMMELS OP GRAANGEWASSEN. vruchtbeginsel ontwikkelt. Dit mycelium, dat wel eens verkeerdelijk met den naam van honigdauw * wordt bestempeld, heeft van leveille , Fig. 1.. Claviceps purpurea naar tulasne. A Eeu sclerotium ("moederkoorn) met sresteelde vrnchtdragers cl. Weinig vergroot. B. c. Een jong sclerotium, p top van het afgestorven vruchtbeginsel, 5r over- gebleven kafblaadje, s de oude spbacelia. Weinig vergroot. C. Overlangsche doorsnede vau het bovenste gedeelte van het vorige. D. Dwarse doorsnede van de sphacelia, m mycelium, h takjes daarvan, waarvan z Stock Photo")
RMRPXFEW–. Album der Natuur. 218 SCHIMMELS OP GRAANGEWASSEN. vruchtbeginsel ontwikkelt. Dit mycelium, dat wel eens verkeerdelijk met den naam van honigdauw * wordt bestempeld, heeft van leveille , Fig. 1.. Claviceps purpurea naar tulasne. A Eeu sclerotium ("moederkoorn) met sresteelde vrnchtdragers cl. Weinig vergroot. B. c. Een jong sclerotium, p top van het afgestorven vruchtbeginsel, 5r over- gebleven kafblaadje, s de oude spbacelia. Weinig vergroot. C. Overlangsche doorsnede vau het bovenste gedeelte van het vorige. D. Dwarse doorsnede van de sphacelia, m mycelium, h takjes daarvan, waarvan z
![. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. CLAVICEPS. 193 conidiophores. A very sweet tluid, the so-called "honey-dew," is separated from the sphacelia; this attracts insects, which carry the conidia to other flowers. Since the conidia are capable of immediate germination, and give rise to a mycelium which penetrates through the outer coat of the ovary, the disease can be quickly disseminated during the flowering season of the grasses. After the form Stock Photo](https://c8.alamy.com/comp/RCC3PG/diseases-of-plants-induced-by-cryptogamic-parasites-introduction-to-the-study-of-pathogenic-fungi-slime-fungi-bacteria-amp-algae-plant-diseases-parasitic-plants-fungi-claviceps-193-conidiophores-a-very-sweet-tluid-the-so-called-quothoney-dewquot-is-separated-from-the-sphacelia-this-attracts-insects-which-carry-the-conidia-to-other-flowers-since-the-conidia-are-capable-of-immediate-germination-and-give-rise-to-a-mycelium-which-penetrates-through-the-outer-coat-of-the-ovary-the-disease-can-be-quickly-disseminated-during-the-flowering-season-of-the-grasses-after-the-form-RCC3PG.jpg ". Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. CLAVICEPS. 193 conidiophores. A very sweet tluid, the so-called "honey-dew," is separated from the sphacelia; this attracts insects, which carry the conidia to other flowers. Since the conidia are capable of immediate germination, and give rise to a mycelium which penetrates through the outer coat of the ovary, the disease can be quickly disseminated during the flowering season of the grasses. After the form Stock Photo")
RMRCC3PG–. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. CLAVICEPS. 193 conidiophores. A very sweet tluid, the so-called "honey-dew," is separated from the sphacelia; this attracts insects, which carry the conidia to other flowers. Since the conidia are capable of immediate germination, and give rise to a mycelium which penetrates through the outer coat of the ovary, the disease can be quickly disseminated during the flowering season of the grasses. After the form
![. 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. CLAVICEPS. 193 conidiophores. A very sweet fluid, the so-called " houey-dew," is separated from the sphacelia; this attracts insects, which carry the conidia to other flowers. Since the conidia are capable of immediate germination, and give rise to a mycelium which penetrates through the outer coat of the ovary, the disease can be quickly disseminated during the flowering season of th Stock Photo](https://c8.alamy.com/comp/RCC33R/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-claviceps-193-conidiophores-a-very-sweet-fluid-the-so-called-quot-houey-dewquot-is-separated-from-the-sphacelia-this-attracts-insects-which-carry-the-conidia-to-other-flowers-since-the-conidia-are-capable-of-immediate-germination-and-give-rise-to-a-mycelium-which-penetrates-through-the-outer-coat-of-the-ovary-the-disease-can-be-quickly-disseminated-during-the-flowering-season-of-th-RCC33R.jpg ". 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. CLAVICEPS. 193 conidiophores. A very sweet fluid, the so-called " houey-dew," is separated from the sphacelia; this attracts insects, which carry the conidia to other flowers. Since the conidia are capable of immediate germination, and give rise to a mycelium which penetrates through the outer coat of the ovary, the disease can be quickly disseminated during the flowering season of th Stock Photo")
RMRCC33R–. 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. CLAVICEPS. 193 conidiophores. A very sweet fluid, the so-called " houey-dew," is separated from the sphacelia; this attracts insects, which carry the conidia to other flowers. Since the conidia are capable of immediate germination, and give rise to a mycelium which penetrates through the outer coat of the ovary, the disease can be quickly disseminated during the flowering season of th
![. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. CLAVICEPS. 193 conidiophores. A very sweet fluid, the so-called " houey-devv," is separated from the sphacelia; this attracts insects, which carry the conidia to other flowers. Since the conidia ai^e capable of immediate germination, and give rise to a mycelium which penetrates through the outer coat of the ovary, the disease can be quickly disseminated during the flowering season of the grasses. After the f Stock Photo](https://c8.alamy.com/comp/RCD6CP/diseases-of-plants-induced-by-cryptogamic-parasites-introduction-to-the-study-of-pathogenic-fungi-slime-fungi-bacteria-amp-algae-plant-diseases-parasitic-plants-fungi-claviceps-193-conidiophores-a-very-sweet-fluid-the-so-called-quot-houey-devvquot-is-separated-from-the-sphacelia-this-attracts-insects-which-carry-the-conidia-to-other-flowers-since-the-conidia-aie-capable-of-immediate-germination-and-give-rise-to-a-mycelium-which-penetrates-through-the-outer-coat-of-the-ovary-the-disease-can-be-quickly-disseminated-during-the-flowering-season-of-the-grasses-after-the-f-RCD6CP.jpg ". Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. CLAVICEPS. 193 conidiophores. A very sweet fluid, the so-called " houey-devv," is separated from the sphacelia; this attracts insects, which carry the conidia to other flowers. Since the conidia ai^e capable of immediate germination, and give rise to a mycelium which penetrates through the outer coat of the ovary, the disease can be quickly disseminated during the flowering season of the grasses. After the f Stock Photo")
RMRCD6CP–. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. CLAVICEPS. 193 conidiophores. A very sweet fluid, the so-called " houey-devv," is separated from the sphacelia; this attracts insects, which carry the conidia to other flowers. Since the conidia ai^e capable of immediate germination, and give rise to a mycelium which penetrates through the outer coat of the ovary, the disease can be quickly disseminated during the flowering season of the grasses. After the f
RMRCC3PK–. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. 19: ASCOMYCETKS. coats of the ovary, till gradually but completely it fills up the whole cavity. Outside the ovary the mycelium forms an. Erqot. Sclei-otia or Ergot-grains in ears of IJyc. (v. Tubeuf phot.) irregular wrinkled white stroma or sphacelia, from the hollows and folds of which little ovoid conidia are abjoiuted from short. Please note that these images are extracted from scanned page images that may have be
RMRCD6CT–. Diseases of plants induced by cryptogamic parasites; introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae. Plant diseases; Parasitic plants; Fungi. 192 ASCOMVC^KTKS. coats of the ovary, till gradually l)Ut completely it fills up the whole cavity. Outside the ovary the mycelium forms an. Fig. ii4.—C'lariceps iiurpurea. Ernot. Sclerotia or Ergot-graius in ears of Rye. (v.'Tubeuf phot.) irregular wrinkled white stroma or sphacelia, from the hollows and folds of which little ovoid conidia are abjointed from short. Please note that these images are extracted from scan
RMRCC33X–. 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. 192 ASCOMYCETKS. coats of the ovary, till gradually but completely it tills up the whole cavity. Outside the ovary the mycelium forms an. L I'ln-purea. Err/ot. Sckrotia or Ergot-grains in ears of Rye. (v.^Tubouf phot.) irregular wrinkled white stroma or sphacelia, from the hollows and folds of which little ovoid conidia are abjointed from short. Please note that these images are extracted from
RMRCG7CG–. Die Natürlichen Pflanzenfamilien nebst ihren Gattungen und wichtigeren Arten, insbesondere den Nutzpflanzen, unter Mitwirkung zahlreicher hervorragender Fachgelehrten begründet. Botany. C <3asi. Fig. 247. A Balansia Claviceps Speg. Habitus des Pilzes in Paspalum-Ahren, nat. Gr. — B—L Claviceps purpurea (Fr.) Tul. B Sclerotien, Habitus, nat. Gr.; C Sclerotien mit der Sphacelia, vergr.; D Querschnitt durch das Sphaeeliaconidienlager, stark vergr.; E ausgekeimte Sclerotien, nat. Gr.; F Sclerotienköpfchen, vergr.; ff Längs- schnitt durch ein Köpfchen, vergr.; H Längsschnitt durch ein Perithec
RMRE0N47–. A manual of botany. Botany. riff. 843. Young sclerotium, c, of Claviceps growing up and supplanting the old sphaoelia, sph. Fig. 844. Section throngli the junction of the sphacelia with the sclerotium ol Claviceps, showing formaticn o£ gonidia. Fig. 845. Fig. 846.. 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.. Green, J. Reynolds (Joseph Reynolds), 1848-1914. London, J. & A. Churchill
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