DiBComycetfe, Exoa&caceee, Exoaaciw, 803 



Fam. 11. Ccrdieritacese Saco 



)ROIERITES Mont. — Syli. II p. 873, VIII p. SiO 

 Cordierites fasciculata A. Moll. Pliyc. und Ascom. Bras. p. -278. 2913 



— Cnespitosa, earboiiacea, nigra ; stipite compres.so, fragili, 1 mm. 

 cr., sursum repetite ramoso, usqne 2-3 cm. alto; ascoraatibus in 

 ramulis acrogenis, infundibuliformibus, usquo 7 mm. latis, subtiis 

 nigris, disco pallidiore; ascis 60*^4; sporidiis monostichis, ovoi- 

 deis, hyalinis, 4-5 u.. lougis. 



nah. in ligno putri, sicco in silvaticis, Bkimcnau Brasiliie. — 

 Videtur affinis C. gui/anetm . Alcoholern colore flavo-brunneo 

 tingit. 

 Cordierites umbilicarioides A. Moll. Phjc. und Ascom. Bras. p. 279. 2919 



— Prseoedenti similis; ascomAtum disco usque 2 cm. lato, inaequa- 

 liter fisso lobatoque, violaceo-nigvicante: ascis quam prnecedentis 

 paullo brevioribus; sporidiis paullo crassioribus, 5-6 /x. long. 



Hab. in ligno putri pr. Blomenau Brasiliaj. — Fungus siccus 

 Umbilicariam iu mentem revocat; alcoholem colore rufo-brunneo 

 tingit. 



Fam. 12. Ezoascaceae Sadeb. 



XOASCUS Fuok. — Syll. VIII p. 816, X p. 69, XI p. 435, 

 XIV p. 823. 



Exoascus unHateraiis Peck, 51 Eep. State N. York 1898, p. 295. — 0920 

 Macuhs plerumque suborbicularibus, supra convexis, infra conca.- 

 vis, interdum confluentibus et irregularibus, discoloribus, folio aut 

 palHdioribus aut obscurioribus ; ascis epiphyllis, subcyhndraceis, 

 super cellulam basalem interdum leniter contractis, 40-52 =^ 13-16, 

 cellula basali 13-16 y.. lata et sublonga; sporidiis plerumque octo- 

 nis, giobosis vel lato ellipticis, 5-8 ^ 5-6'/.,. 



Hab. in foliis vivis Pruni virginianae, Evans Mills Jef- 

 ferson countj'' et North Elba, Essex county Amer. bor. — E. de- 

 formanti affinis. 



Exoascus fuscus (Giesenh.) Sacc. et Syd., Taphrina fusca Giesonh. ^92] 

 Flora 1899, p. 9, c. fig. — Tumores carnosos obscure coloratos 

 gignens; mycelio subcuticulari ; ascis in bullarum pagina superiore 



