Phycomycetea!, Protomycetaceee. Physoderraa. 36."? 



Hab. in Confervu, Bruxel. Belgii et in Q^dogonio in Rossia. 



MICROMYCES Dang. Bot= Centr. 1889, II, p. 530 (Etym, micros par- . 

 vus et myces). — Sphaerulce plasmaticae iutra cellulas Algarum para- 

 siticae, membrana aculeata v. verrucosa. Celluia^ maturitate evacuan- 

 tur et plasma, membraQara tangens, sporangium compositum efficit; 

 sporangium 4-ceilulare, cellulse 100 zoosporas uniciliatas gignentes. 



1. Micromyces Zygogonii Dang. l. c. Zoosporis I u. diam. 



Hab. in Zygogonio parasitice, in Gallia. 1538 



PLEOGYSTIDIUM Fisch Beitr. Chytrid. 1884, p. 42 (Etyra. pleon plus 

 et cijsta). — Zoosporangia subglobosa, dein in colium cylindraceo- 

 conicum contracla, zoospor» elIipsoide?e, longe uniciliatse, demura 

 affixse et tunc membranam induentes. Sporae perdurantes 3-4 circa 

 centralem per canalicula affixae. 



l. Pleocystldium parasitlcum Fisch 1. c. fig. 24-39. — Charact. gen. 1539 

 llab. ia Spirogyra quadara parasiticum, Erlangen Bavariae. 



Pam. 6. Protoniycetacete de Bary. 

 PROTOMYCES Ung. — Syll. VII, 1, p. 319. 



1. Protomyces corticoia Karst. Fung. Sibir. p. 146 {Exomyces). -— 1540 

 Acervulis superficialibus, punctiformibus, aterrimis; sporangiis e 

 globotio ovoideis, levibus, fuscis, impellucidis, 15-30 [i. diara.; spo- 



ris sphayroideis vel ellipsoideo-sphEeroideis, flavidis, 6-10 u. diam. 

 Hab. ad corticem levem Betulae albae in Sibiria occid. 



2. Protomyces concomitans Berk. in Gard. Chron. 1882, p. 397 cura 1541 

 icon. Centralbl. 1882, IV, p. 27. — Sporis globosis, pallide ura- 

 brinis, serius raargiDatis, mycelio hinc inde moniliformi, 



Hab. \i\ Orchidaceis cultis in Anglia. 



3. Protomyces congiomeratus Peck 32 Rep. pag. 39. — Sporis con- 1542 

 textu raatricis inclusis, magais, globosis, 4-5 a. diam., conglorae- 

 ratis, ad caules siccos tubercula eflformantibus. 



Hab. iid caulem Salico r n iae herbacese, Syracuse Am. bor. 



PHYSODERMA Wallr. — Syll. VII, 1, p. 317. 



1. Physoderma Butomi Karst. Symb. 28, pag. 45. — Sporangiis 1-3 1543 



in quavis cellula matricaii, sphFeroideis vel subsphaeroideis, flave- 



sceute-hyalinis, merabrana crassiuscula, flavo-fuligineis, 30-40 ^. 



diara., maculas gregatira sparsas, orbiculares vel ovales, fuligineas 



vel demum nigrescentes 1-2 ram. lat. formantibus. 



Hab. \a foliis languidis Butomi unibellati, Mustiala Fenn. 



