— 157 — 



3. Perithecia 50-120 ,« diam.; asci 48-9(1 x 50-72 /«; 

 membrana interna perii liecii ab externa parce di- 

 stincta; celliilae membranae internae perithecii 10- 



20 /i diam. (typice 15 /i) Sp. Hùmuli 



Cellulae membranae internae perithecii 20-3(» (ra- 

 ro 40), « diam. (typice 20 /.i] Sp. Fuligìnea 



Sphaerothèca Hùmuli (UC) Burr. Bull. III. Slate Nul. Hist. 2 (1887) - 

 S-à\\\\o\\,Monn(jr. Erì/siph. p. 45 (1900) — Erijsiphe Hùmuli DC. (1815) 

 — E. Samjuisorbae DC. (1815) — & Poterii Duby (1830) — Enjsiphe 

 mactilaris iiz\i\. (1844) — Sphaerothèca Custmjnel Lèv. (1851», Sacc. 

 Sull. T, 4 — Erijsiphe Dipsaceanim Tnl. (1861) — E. Erodii Diir. e 

 Mont. (1846-49); Sacc. SjjU. I, 20. — Sphaerothèca Epilobii (Link) 

 De Bary (1870), Sacc. Syll I, 4. — Sph. pruinosa Cooke et Peek 

 (1872), Sacc. Sifll. I, 3. — Sph. iV^ss/» Tliiim. (1880) — Sph. fiigax 

 Penz. et Sacc. (1884) — Oospora Epilobii (Cord.) Sacc. et Vogl. 

 (1886) — Oidiiìin Fragariae Harz (1892). 



Exiicc: Speg. Dee. Mpc. Ital. 40. — Sacc. Mijc. Ven. 627, 628 — Erb. 



crift. ital. ser. 1, n." 143, ser. 2, n.° 1067 — Cav. Fung. Long. 



cxsicc, n." 30 — Relim. Ascomi/c, n." 1349 — Rabenii. Fnng. Enrop., 



\\.° 2414 — Rab. Herb. viv. mycol. ed. nova 460. 

 Icon.: Salmon, Monogr. Enjsiph. tìg. 116, 117 — Till. Sei. Fung. Carp.J, 



tav. IV, lig. 9 — Lèv. Ann. Se. Nat. Ili, 15, tav. 6, f. 9, 10, 10'. 



Bihl.: Baccarini (3), Berleso xViit. e Mottareale (8), Bedcse A. N. e Bresadola (y), 

 Bizzozeio (12), Bresadola e Saccardo P. A. (18), Briosi (20), Bolle e Thii- 

 mon (15), Cavai-a (25 e 27), Celotti (29), Cocconi e Morini (30), Colla (35), Cu- 

 boni (3S), De Cristofons (42), Ferraris (4(i, 47, 48, 49), Magnus (52), Massa- 

 loiigo (53 e 54), Mori (58, Passerini 60 e 61). Penzig (62), Pirolta (63) 

 Scalìa (67), Tassi FI. (70 o 71 , Traverso (73, 74). 



Ampbigena, niycelio plerumqiie evanido, raro persistente; peritlieciis 

 gregariis vel sparsis vel caespitosis: appendicibus nnmerosis, ple- 

 runique longis, sae])e perithecii 9 longioribns, septatis, fuscis, tor- 

 tuosis ; asco ellipsoideo-subgloboso, raro breve pedunculato 45-90 x 

 50-72 |M, octosporo: sporidiis 20-25 (rariter 30) x 12-18 /i (ple- 

 rumque 22 x 15 fi). 



ìliib. in foliis Polemoniacearum, Compositarum, Dipsacearum, Scrophula- 

 riacearnm, Geraniacearum, Cannabinearwn, Cucurbitacearntn, Urticacea- 

 rum, Plantaginearum, Eosacearum, Saxifragacearum, Onograriacea- 

 niin, Violacearum ; Italia. 



Ar. distr. : Eiir., Afr., As. 



