54 * Confervoidea3, (Edogoniaceje, (Edogonium. 



62. (Edogonium laetevirens Wittr. in Warming Symbolae ad Flor. 120 

 Brasil. cognoscend. XXII, Alg. IJrasil. auct. G. Zeller, Wittr. CEdog. 

 Anieric. n. 8. — Nannandrura, idioandrosporum (?); oogoniis sin- 

 gulis, raro binis, globosis, operculo apertis, rima angusta ; oospo- 

 ris globosis vel subdepresso-globosis, oogonia complentibus, exo- 

 sporio levi; cellulis suffultoriis eadem forma ac cellulis vegetativis 

 ceterisj nannandribus in oogoniis sedentibus, stipite pauUura cur- 

 vato, antheridio exteriore, unicellulari ; crassit. cell. veget. 12-13 

 ^. altit. iy2-2Yo-plo raajore; oogon. 30-34 =; 32-36 ; oospor. 28-32 

 w 27-29; stip. nannandr. 7-8 =; 20-21; cell. antherid. 6 =; 7. 

 Rab. in Brasilia ad (cRio Jaueiro )) (Gl.4.ziou). 



03. Edogonlum propinquum Wittr. Dispos. (Ed. Suec. p. 129, Prodr. 121 

 Monogr. (Edog. p. 23, n. 50. — Oogoniis singulis vel biuis, glo- 

 bosis vel oboviformi-globosis, operculo apertis, rima angustissima; 

 oosporis globosis, oogonia fere coraplentibus; nannandribus subre- 

 ctis, prope oogonia vel in his sedentibus, antlieridio unicellulari; 

 crassit. cell. veget. 11-13 u.. altit. 2-1-plo raajore; oogon. 33-30 



i; 39-45; oospor. 30-31^:30-31; stip. naniiandr. 11^20; cell. 

 antherid. 7 :i 6. 



Hab. in Suecia, Gallia. 



04. Cdogonium macrandrum Wittr. Dispos. (Edog. Suec. p. 130, t. 1, 122 

 f. 3-5, Prodr. Monogr. (Edog. p. 24, n. 51, Wolle Freshw. Alg. 



U. S. p. 80, t. 82, f. 1-3, Cooke Brit. Freshw. Alg. p. 101, t. 60, 

 f. 4. — Oogoniis singulis vel binis (raro ternis), oboviforniibus vel 

 globoso-oboviformibus, operculo apertis, rima angustissima ; oospo- 

 ris globosis vel oboviformi-globosis, oogonia non plaiie complenti- 

 bus; cellula terminali brevissime apiculata; nannandribus valde 

 curvatis, in oogoniis sedentibus (stipite ssepe 2-3-ceIluIari), anthe- 

 ridio pluri- (ad 7-) cellulari; crassit. cell. veget. 15-16 a. altit. 

 3-5-pIo majore; oogon. 36-40 ::; 43-54 ; oospor. 31-34^:33-39; 

 stip. nanuandr. 12 i; 24-33; cell. antherid. 9 :; 9. 



Jlab. iii Suecia, Norvegia, Gallia, Britannia, Hibernia (Archer) 

 Hungaria (Istvanffi) et Pensylvannia Americie borealis (Wolle). 



05. (Edogonium crassiuscuium Wittr. Dispos. (Edog. Suec. pag. 132, 123 

 Prodr. Monogr. CEdog. pag. 24, n. 52, Wolle Freshw. Alg. U. S. 



p. 80, t. 77, f. 14-17, Cooke Brit. Freshw. Alg. pag. 162, t. 60, 

 I. 5. — Idioandrosporum vel gynandrosporum ; oogoniis singulis 

 vel binis, globoso-oboviformibus vel subglobosis, poro superiore 

 aportis; oosporis ellipsoideo-globosis vel globosis, merabraua in- 

 crassata, oogonia fere complentibus ; androsporangiis 2-5-celIula- 



