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FUNGORUM - Acervo Digital de Obras Especiais

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Perisporiaceæ, Erysipheæ, Erysiphe. 21<br />

thecia ascophora, ubi innotuerint, speciem inter Uncinulas facile<br />

locabunt; re vera Oidium Uncinulæ spiralis in Vitibus americanis<br />

proveniens ab Oidio Tuckeri vix differt conidiis paulo minoribus.<br />

24. Erysipbe Chelones Schwein. Syn. Am. bor. n. 2490, Berk. North<br />

Am. Fungi in Grevillea - Hyphasma crassiusculum albidum, <strong>de</strong>mum<br />

pallidum orbiculatim effiguratum, floccis radiantibus, subpulverulentis,<br />

peritheciis nigris centro aggregatis.<br />

Hab. vulgatissima in foliis Chelones Bethlehem; in Pensylvania,<br />

Michener.<br />

25. Erysiphe Lirio<strong>de</strong>ndri Schwein. Syn. Am. bor. n. 2480, Peck. 30<br />

Rep. on the St. Mus. New-York. - Hyphasma <strong>de</strong>nsum lacteum,<br />

filis intertextis radiantibus maculas efficiens minores, vix 1/4 unciales,<br />

orbiculatim aut effiguratis effusas; peritheciis aggregatis<br />

fusco-nigris in centro, <strong>de</strong>ciduis.<br />

Hab. in foliis Lirio<strong>de</strong>ndri Tulipiferæ, Amer. bor. Bethlehem,<br />

Oneida.<br />

26. Erysiphe Phlogis Schwein. Syn. Am. bor. n. 2487 Berk. North<br />

Amer. Fungi in Grevill. - Hyphasma <strong>de</strong>nsum ex albido cinerascens,<br />

occupans fere totum folium, pagina superiori; poritheciis<br />

fuligineo-fuscis, <strong>de</strong>mum atris, minutis, crebris, primum globosis,<br />

<strong>de</strong>mum pezizoi<strong>de</strong>is, corrugatis aut rugulosis.<br />

Hab. in foliis Phlogis, Bethlehem, Massachusetts, Am. bor.<br />

27. Erysiphe Vaccinii Schw. Syn. Am. bor. n. 2491. Peck. in Rep. on<br />

the t. Mus. New-York. - Hyphasma <strong>de</strong>nsum ex albido cinerascens,<br />

occupans fere totum folium, pagina superiori; peritheciis<br />

fuligineo-fuscis, <strong>de</strong>mum atris, minutis, crebris, primum globosis,<br />

<strong>de</strong>mum pezizoi<strong>de</strong>is, corrugatis aut rugulosis.<br />

Hab. in foliis Vaccinii pensylvanici, Berks County, Pensylv.,<br />

Epigææ repentis, New Baltimore, Sandlake (Amer. bor.)<br />

Conf. Microsphæra Vaccinii. Teste Schwein. distinctissima species.<br />

28. Erysiphe Viburni Schw. Syn. Am. bor. n. 2483. - Hyphasma<br />

effusum, maculas efficiens majores aut minores lacteas, floccis crassiusculis<br />

intricatis, subeffiguratum. Peritheciis luteis, <strong>de</strong>mum fuscis<br />

aut nigris, sphæricis et collapsis, superficie subrugosis.<br />

Hab. in foliis Viburni prunifolii, Bethlehem, Amer. bor.<br />

- Cfr. Microsph. Hedwigii.<br />

29. Erysiphe Syringæ Schw. Syn. Am. bor. n. 2488. - Hyphasma tenuissimum<br />

candidum laxe et in<strong>de</strong>terminatum, effusum, floccis vix distinguendis<br />

singulis. Peritheciis sparsis, minutissimis, fuscis et nigris.<br />

82<br />

83<br />

84<br />

85<br />

86<br />

87

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