Phycomyceteae, Chytridiacefe, Chytridium. 359 



Strassbiug Alsatife. — Formae uni-vesiculosse cum pluri-vesiculosis 

 alternantes. 



5. Chytridium quadricorne Rosen Bot. Central. 1887, III, p. 74. — isiu 

 Sporangiis e basi rotundata breve cylindraceis, dentibus robustis 

 elongatisque sed vix convergentibus. 



Hab. inCEdogonio r i v u 1 ar i, Strassburg Alsati.ie. — Forniae 

 pluri-vesiculosae ignotas. 



6. Chytridium zoophthorum Dang. Bull. Soc. Myc. 1888, pag. XXII. i5]i 



— A Chyiridio Braunii diflert rhizoidibus valde evolutis ramo- 

 sisque, zoosporis ovatis, 3 w. diam. subgranulatis, cilio longissimo 

 donatis; zoosporangiis 20-25=; 15-17. 



Hab. in Rotiferis in Gallia. 



7. Chytridium Brebissonii Dang. loc. cit. — Sporangiis dentium co- 1512 

 rona cinctis; zoosporis sphsericis 2-7 ^. diara. ; rhizoidibus non in- 

 crassatis. 



Ha^. in cellulis marginalibus Coleochaete scutulse adfixum 

 in Gallia. 



8. Chytridium Braunil Dang. Bull. Soc. Myc. 1888, p. XXII. — Cel- I5i3 

 lulis tegumento communi crasso obvolutis; sporangiis ovalibus, 6- 



10 ^ 4-6, 15-25, zoosporas sphaericas longe uniciliatas 2 ^. diam. 

 foveotibus. 



Uab. in Apiocysti Brauniana in Gallia. 



9. Chytridium rostellatum De Wild. Chytr. Belg. pag. 19, c. ic. ~ 1511 

 Zoosporangiis ovatis, in collum breve vel longiusculum subinde 

 biiidum attenuatis, basi in rhizoides complexas ramosas intra ma- 

 tricem penetrantes abeuntibus. 



Hab. in filameatis Spirogyrae crassse in horto botanico 

 Bruxelles Belgii. 



10. Chytridium Pandorinae Wille in Just Bot. Jahresb. 1884, p. 445. 1515 



— Zoosporangiis globosis, apice verruca pra^ditis, rhizoide in parto 

 inferiori inflata, orificio zoosporangiorum laterali, operculo nullo. 



Hab. in Pandorina Moro parasitica, in America australi. 



— Chytridio laterali affine. 



11. Chytridium simplex Dang. in Bot. Centr. 1889, II, pag. 531. — 1516 

 Rhizoidibus simplicibus; zoosporangiis apice lacerato-dehiscentibus ; 

 zoosporis oblongis, 10-15 ^ 7-8. 



Hab. in cystis Cryptomonadis in Gallia. 



12. Chytridium Elodeae Daug. 1. c. — Sporangiis srepe coadnato-ses- isj? 

 silibus, mycelio obsoleto. 



Hab. in Elodea in Gallia. 



