Pliyeomycetse, Chytridiucea\ Asterocystis. 437 



Fam. 2. Bntcinoplithorac.eas Now. 



ENTOMOPHTHORA Fres. — Syll. VII, p. 282, IX, p. 351. 



1. Entomophthora Aphrophorae E. Eostr. Botan. Tidskr. XX, 1896, ^^^' 

 p. 128 c. :fig. — Hyphis et conidiis hyalinis v. dilute fuseidulis; 

 hypliis 8-10 ^. crassis, guttulatis; rhizoidibus ambitu longe exstan- 

 tibus, ramosis; hyphis conidiophoris sursum incrassatis; conidiis 

 fusoideo-oblongis, 16-18 '»' 7-8, 1-guttulatis; sporis perdurantibus 

 ignotis. 



Hab. in Aphrophora spumaria in Dania. 



Fam. 3. Chytridiacece De By et Wor. 



MASSARTIA De Wiid. Ann. Soc. belg. Mier. 1897, p. 25 (extr.) 

 (Etym. ab J. Massart, qui hoc genus in Java detexit). — My- 

 ceJium in mucum. Algarum transcurrens, vibique ssepe dichotome 

 ramosum, hinc inde gerens glomerulos filamentorum, in quibus 

 zygosporse gignuntur; zygosporae leves, ssepe in cumulum aggre- 

 gatsB, membrana crassa prfBditse. 



1. Massartia javanica De Wild. Ann. Soc. belg. Micr. 1897, p. 25, i647 

 tab. II, fig. 6-14. — Characteribus generis; zygosporis globosis, 

 35-42 f.. diarn. 



Tldb. in muco A 1 g a r u m terrestrium nec non ad cortices arbo- 

 rum viventium, Java (Massaht). 



ASTEROCYSTIS De "Wild. Mem. belg. Micr. 1893, p. 21 (Etym, 

 aster et cystis vesica ob cellulas stBllatas) nec Astroci/stis B. et Br. 

 — Celluife steilatje, linea circumscriptse, centro nucleatoe, globosae 

 V. eilipticse, in cellula matricis soUtarii© vel plures consociatcc, 

 sporangiis perduranlibus generis Olpidii proxime aJfitines. 



1. Asterocystis radicis De Wild. 1. c tab. III, fig. 1-6, 19. — Cel- i648 

 iulis stellatis, inembrana asperata pra^ditis, linea continua circum- 

 scriptis, centro nuoleo globoso v. eUipsoideo granuloso magnam cel- 

 lulse partem occupante farctis, in ceJlula matricis soUtariis vei piu- 

 ribus (ad 10) aggregatis et magnitudine et forma valde variis, ple- 

 rumque globosis, sed etiam eiiipsoideis interdumque 4-ter vel 5-ies 

 longioiibus quam latioribus, 18-35 ^.. 



