Melanconioci?, Dictyosporsg, Steganosporium. 805 



7. Steganosporium taphrinum Sacc. Syll. II. p. 290 ut Tefchospone 420i 

 tapkrina? stat. conid. Fuck. Syinb. App. II. p. 305. — Acervulis 



iii macula albescenti, ran:iuIos decorticatos sacpe totos occupanti- 

 bus, gregariis, ligno iinmersis, ellipticis, compressis, corneis, ex 

 ligiio protuberantibus, aterrimis, demum vertice irregulariter hia- 

 scentibus et conidia ut pulverem nigrum enjittentibus; conidiis valde 

 polymorphis, plerumque obovatis subpiriformibus, ovatis, oblongis, 

 rotundatis, simplicibus vel 1-3-septatis rauritbrmibusque vel cru- 

 ciatim septatis, fuscis, plerumque 8-10 [j-. longis. 



Ilab. m ramulis siccis decorticatis Populi tremula^ in Sue- • 

 cia et Germania. 



8. Steganosporlum Platani Preuss F.'Hoyers\v. n. 336. — Gregarium; 4202 

 acervulis cortici immersis, tectis, atris; basidiis filiformibus, albis; 

 conidiis subpirifor.mibus, fuscis; nucleo quater in una serie posito (?). 



Hab. in ramorum cortice Platani, Hoyerswerda. — u Descri- 

 ptio eonidiorum nirais incerta )). 

 0. Steganosporium castanicolum (B. et C.) Sacc. Coryneum castani- 4203 

 cola B. et C. North Amer. Fungi n. 481. — Acervulis prominulis 

 epidermide arcte cinctis; conidiis elongatis, breviter, pedicellatis 

 pluri-septatis, leniter curvatis; endochromatibus demura vertica- 

 liter divisis. 



llab. in ramis levibus Castanea3 in Pensylvania Amer. bor. 



10. Steganosporium cavernosum Mont. sept. cent. pl. cell. ined. p. 4204 

 347. — Erumpens; acervulis immersis sursum erumpentibus, exca- 

 vatis ; conidiis ovoideis, olivaceis, obtusis, initio brevissime pedicel- 

 latis, raox liberis, 20 i; 12, irregulariter cellulosis, lignum elevato- 

 coliiculosum canescentem haud inquinantibus. ' 



Hab. in caudice annoso Olese europaece prope Montaud-Ies- 

 Miramas in Gallia. 



11. Steganosporium chlorinum Pass. et Beltr. F. Sic. n. 34. — Stro- 4205 

 inate nullo; acervulis subdiscoideis, pulveraceis, olivaceo-viridibus; 

 conidiis globosis, ellipticis vel fusiforraibus, minute et saepius ob- 

 scure cellulosis, olivaoeis, magnitudine variis, 20-60 =: 15-20. 



Ilab. in ligno denudato Olea! europsere, Monostalla Sicilite. 

 — (cAn potius Sporodesmhnn?)). 



12. Steganosporium obscurum (Corda) Sacc, Coryneum obscurufn 4206 

 Corda Icon. Fung. I. p. 8, t. II. f. 123. — Erumpens, atrum; stro- 

 mate immerso convexo, intus corneo, atro; conidiis erectis 5-6- 

 se|)lato-muriformibns. ad sepla subconstrictis, oblongis, fnscis ; pedi- 

 cellis Jongis simplicibus v. ramosis, articulatis, subdiaphanis, fuscis. 



