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FUNGORUM - Acervo Digital de Obras Especiais

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Perisporiaceæ, Erysipheæ, Ezysiphe. 15<br />

Hab. in foliis Platani occi<strong>de</strong>ntalis, Yonkers, Amer. bor.<br />

24. Microsphæra Symphoricarpi Howe (cit. in Peck. 1. c.).<br />

Hab. in foliis Symphoricarpi racemosæ, Yonkers, America<br />

bor.<br />

25. Microsphæra Menispermi Howe (cit. in Peck. 1. c.).<br />

Hab. in foliis Menispermi cana<strong>de</strong>nsis, Yonkers, Amer. bor.<br />

26. Microsphæra <strong>de</strong>nsissima (Schw.) Peck. 28 Rep. New-York. Erysiphe<br />

<strong>de</strong>nsissima Schw. Syn. Am. Bor. n. 2479. - Hyphasma<br />

<strong>de</strong>nsissimum tomentum filamentosum himantioi<strong>de</strong>um, filis robustis,<br />

eleganter orbiculatim effiguratum sistit; a semi-uncia ad duas<br />

uncias effusum; filis candido-lacteis intertextis in ambitu subradiantibus;<br />

peritheciis globosis, nigro-fuscis, crebris.<br />

Hab. in foliis Quercus, Bethlehem (Schw.), Saratoga, Amer.<br />

bor. (Peck.) - Distinctissima species, maculas <strong>de</strong>finite orbiculares,<br />

compactas, albas formans, Peck. 1. c.<br />

ERYSIPHE Hedw., Lév. in Ann. Scienc. nat. 1851, t. XV, p. 161.<br />

(Etym. Erysibe, rubigo). - Perithecia superficialia, sphæroi<strong>de</strong>a<br />

vel hemisphærica, undique clausa, primitus lutescentia, <strong>de</strong>in fusca,<br />

tan<strong>de</strong>m atra, minuta s. minutissima, ceraceo-membranacea,<br />

mycelio arachnoi<strong>de</strong>o, sæpe contexto, fugaci vel persistente imposita<br />

appendicibusque flocosis, simplicibus vel vage ramosis numquam<br />

dichotomis cum mycelio intertextis suffulta. Asci plures in<br />

quovis perithecio, ovoi<strong>de</strong>i vel subovoi<strong>de</strong>i, brevissime pedicellati.<br />

Paraphyses nullæ. Sporidia ovoi<strong>de</strong>a, hyalina. Conidia ovato-oblonga<br />

Oidii erysiphoidis formas spectantia.<br />

Asci 2-spori.<br />

Asci 2-3-spori<br />

Asci 3-4-spori<br />

Species dubiæ<br />

v. minus notæ<br />

{<br />

{<br />

{<br />

Linkii<br />

taurica<br />

lamprocarpa<br />

Galeopsidis<br />

Duriæi<br />

Montagnei<br />

lortilis<br />

horridula<br />

Umbelliferarum<br />

Euphorbiæ<br />

spadicea<br />

Clavis specierum.<br />

Asci 4-8-spori<br />

Asci 8-spori<br />

Asci 8-12-spori<br />

{<br />

{<br />

communis<br />

giganlasca<br />

Martii<br />

<strong>de</strong>nsa<br />

graminis<br />

vernalis<br />

Ulmariæ<br />

fuscata<br />

Erodii<br />

lanuginosa<br />

Rubi : Tuckeri : epixylon : epigæa : <strong>de</strong>nsa : Vaccinii<br />

Chelones : Lirio<strong>de</strong>ndri : Phlogis : quercina : Asterum<br />

Syringæ : Viburni : Quisquiliarum : Verbenæ : Ambrosiæ<br />

: Ceanothi : Gerardiæ : Necator.<br />

56<br />

57<br />

58

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