— 165 — 



Microsphaèra Alni (DO.) Wint. Rabeiili. Knjpt. FI. Deutacìd. I, 38 (1884) 

 — Alphiiomorpha Alni Wallr. (1819) — Erysiphe Ceanothi Schwein. 

 (1834), Sacc. Syll. I, 22 — E. Viburni Schwein. (1834), Sacc. Sull. 

 I, 21 — E. Syringae Sclnvein. (1834), Sacc. %//. I, 21 — E. Quer- 

 cina Scliwein. (1834), Sacc. Syll. I, 22 — Microsphaèra Hedwigii 

 Lèv. (1851), Sacc. Syll. I, U (sub. Calocladia) — ili. penicillata 

 Lèv. (1851), Sacc. Syll. I, 13 — M. Friesii Lèv. (1851), Sacc. Syll. 

 I, 13 — Calocladia penicillata Lèv. forma. Lantanae (1861) — Ery- 

 siphe Alni Tiil. (1861) Microsphaèra pidchra Cooke et Peck (1872), 

 Sacc. Syll. I, 12 — M. semitosta (Berkei. Curt.) (1872), Sacc. Syll. 

 I, 11 — M. densissima (Schwein) Cooke et Peck (1872), Sacc. Syll. 

 I, 15 — M. Menispermi E. C. Howe (1874), Sacc. Syll. IX, 369 — 

 il/. Platani E. C. Howe (1874), Sacc. Syll. IX, 369 — il/, nimmi 

 E. C. Howe (1874), Sacc. Syll. IX, 369 — il/, abbreviata Peck (1876), 

 Sacc. Syll. I, 11 — M. Bacenelii Berk. (1876), Sacc. Syll. I, 14 — 

 il/. Bresadolae (Quél ) Bres. (,1881) — il/, erincophiln Peck (1883), 

 Sacc. Syll. IX, 368 - M. Nemoponthis Peck (1886), Sacc. Syll. IX, 

 368 — il/ Alni (Wallr.) Salmon (1900). 



E.csicc: Sacc. Myc. Yen. 147, 618, 619, 893 — Rahli. Fung. Eur. 2032, 

 2031 — D. Sacc. Myc. Hai. 1015 — de Thiimeu Herb. myc. oecon. 

 487. — Br. et Cav. Fung. par. n." 40. 



Icon.: Lèv. Ann. Se. Nat. Ili, 15, pi. 8, f. 19, 20, 21 — hies. 'Fung. 

 tridentini, tav. XXX, iìg. 2 — Tiil. Sei. Fung. Carp. I. p. 203, 

 tav. 3, f. 5-7 — Salmon. Monogr. Erysiph. f. 1-14 et Sappi, not, 

 Erysiph. t. 9, f. 11 — Br. et Cav. Fung. par. 40. 



Dihl: Baecarini (3), Bizzozero (12), Bolle e Thumen (13 1, Bresadola i IG, 19) 

 Briosi (20), Cavara (25), Colla (35), Magnus (52), Massalongo (53, 54), Passe- 

 rini (61), Penzig (02), Scalia (67). 



Amphigena; mj'celio evanido, vel persi.stente vel effuso; peritheciis sparsis 

 vel gregariis, globoso-depressis, 66-110 /i diani.; raro 110-135 /<; 

 appendicibus plus minusve numerosi^ 4-26; '/a-^ Va peritliecio lon- 

 gioribu.s, rigidi.s, incoloribus vel apice vage coloratis; 3-6 ramulis 

 ramificatis, appendicibus extremis recurvatis; ascis 3-8, ovatis vel 

 ovato-globosis 42-70x32-50 /i; sporidiis 4-8; 18-23 > 10-12 ji. 



Hab. in foliis Alni, Betulae, Carpini, Viburni, Quercus, Lonicerae, ecc. 

 Tirolo, Veneto e Littorale, Lombardia, Canton Ticino, Piemonte, 

 Napoletano, Sicilia, Emilia. 



Ar. disfr. : Eur., Ani. sett., As. 



