1 1 



cula, lS-iO diani., sicpc 1-2-guttatis c hyalino dilu- 

 tissime fumosis. 



Ildh. in foliis Orobi verni amphigenus, raris- 

 siine, a Coneyliano, Majo 1870 (Spegazzini). 



75. Protomyces Bizzozerianus Sacc. nov. spec. Ma- 

 culis amphigenis subcircularibus, arescendo helvolis cre- 

 bre et rainutissime punctulatis; sporis immersis in qua- 

 que foliorum cellula pluribus arctiuscule conglobatis, e 

 spha?rico ovoideis, 10 » 10-12, laovibus, farctis, rarius 

 2-guttatis, fumose hyalinis. 



Hab. in foliis Sagittaria? sagittifolise, a 

 Padova, Oct. 1876 (G. Bizzozero). 



Obs. A Prot. Sagittarice Fckl toto ccelo diversus. 



76. Protomyces xylogenus Sacc. nov. spec. Acervulis 

 endoxylis , dein (e ligni corruptione?) emergentibus , 

 ( 3 / 4 -l mill. diam.), conliuentibus, dilute ochraceis, pul- 

 verulentis; sporis magnis e gioboso ovoideis, 40-50 



* 40-50, raro usque 70 * 40, lsevissimis, episporio 

 crasso hyalino, nucleo granuloso flavo. 



llab. in ligno populeo prope Mantnam, Majo 1873 

 (Com. A. Magnaguti-Rondinini). 



Obs. Species optima, cum cellulis ligneis degenera- 

 tis (Pseudo-protomyces Gib.) ne comparanda quidem. 

 A Schinzia Alni Woron. quoque diversissima. 



Ascomycctse de Bary 



Pyrenomycete^e Fr. 

 Erysiphece Lev. 



77. Microsphsera Dubyi Lev. - Kx Fl. crypt. Flandr. 



I. 379 - M. V. n. 891 - Erysiphe abnormis Duby p. p. 

 Ilab. in foliis Lonicerse Caprifolii a Selva, 

 Vittorio, Oct. 1875-1876. 



78. Microsphaera comata (Lk.) Lev. - Kx. Fl. crypt. 



Flandr. I. 379. - M. V. n. 892. - Erysiphe comata 

 Lk. - E. Evonymi DC. 



J/rcb. in foliis Evonymi europsei a Coneylia- 

 no, Oct. 1876 (Spegazzini), 



