20 Pyrenomycetae, Perisporiacefp, Phyllactinia. 



Stein 1. c. species ob notas biologicas etiam in alias formas divi- 

 denda. — forma Euphorbiae-dulcis Ferraris, Ann. E, Ist. bot. Roma 

 IX. fasc. 3 il902j pag. 21G: a typo differt mycelio nunc anulos 

 brunneos perithecia limitantes efformante, nunc maculas brun- 

 neo-tomentosus sistente. — In foliis caulibusque Euphorbiae 

 dulcis. Oropa in Pedemontio Italiie bor. (Cesati). < 



4. Sphaerotheca fuliginea (Schlecht.; Pollacci, Erysiph. ital. in Atti 13378 

 R. Ist. Bot. Pavia ser. II. v. IX 1905j p. 8 (extr.i. — Ita vo- 

 canda SpJuerotheca Ilumuli var. fuliginea (Schl.) Salmon Monogr. 

 Erys. p. 49, seu Sph. -dentosa Kicks — Syll. I, p. 4. 



CYSTOTHECA B. et C. — Syll. I p. 72, XVI p. 407. — De hoc 

 genere cfr. Saccardo in Ann. mycol. (1911^ p. 250, ubi coutendi- 

 mus genus hoc ob endothecium ex integro a perithecio secedens 

 et cum asco se liberans, distinguendum esse a Sphmrotheca. 



1. Cystotheca lanestris iHarkn. i Sacc. in Ann. mycol. 1. c. — Ita 3379 

 vocanda Sphcerotheca lanestris Harkn. — Syll. IX, p. 364. 



PHYLLACTINIA Lcv. - Syll. I p. 5, IX p. 866, XVI p. 398, XVII 

 p. 524. 



1. Phyllactinia suffulta (Eeb.; Sacc. — Syll. I, p. 5. — var. angulata 3380 

 Salmou, Ann. Myc. v. III 1905) p. 500, tab. XIV, fig. 1-15. — 

 A typo differt conidio crasso ambitu plus minusve angulari nunc 

 subquadrato- vel oblongo-rectangulari. nunc rectangulari-cylin- 

 drico, s;i'pe medio constricto, uno apice v. utrinquc rotundato v. 

 truncato vel obtuse apiculato, 45-60 « 15-26 raro ad 85 ;j.. longo. 

 Hab in foliis vivis Quercus Kelloggii, Q. macrocar- 

 pa3, Q. aquaticie, Q. coccineae, Q. discoloris, Q. pa- 

 lustris, Q. rubrae, CastaneaB sativse, Fagi ferrugi- 

 nese, et Ulmi alatfe, in America; bor. pluribus locis, in foliis 

 vivis Adesmite sp. in Argentina (Spegazzini), in foliis vivis 

 Hippophaes rhamnoidis in Europa. — Var. rigida Salnion, 

 I. c. p. 500, tab. XV, fig. 2; a typo differt conidiophoro rigido 

 elongato setiformi ad 500 |j., longo, circ. 5 a. lato, fere ad apicem 

 parietibus incrassatis. — In foliis in Mexico (Fablow) et Guati- 

 mala (Seeman . — Var. subspiralis Salmon, I, c. p. 501, tab. XV, 

 fig. 3 : a typo differt conidiophoro in parte inferiore subspirali. — 

 In foliis vivis Dalbergiin Sissoo, Poona Indiai orient. (G. 

 Mah.^iiall Woodrgw) ot Dehra Dun lE. .1. Butler). 



