ZYGOGONIUM 67 



ospores ellipsoid to subglobose, 12-26 /a x 13-34 /ti, developed in a lateral 

 swelling and cut off from the parent cell by a curved wall; median 

 spore wall smooth. (PI. XI, Figs. 7-8.) 



India, Mysore, on moist soil in plantation of Areca palm. 



6. Zygogonium capense (Hodgetts) Transeau 1933. Ohio Jour. 



Sci. 33, p. 159. Trans. Roy. Soc. S. Africa. 13, p. 66. 1925 

 (as Zygnema capense). 

 Vegetative cells 16-20/x x 20-60 /u,; conjugation unknown; aplan- 

 ospores globose, 19-26/A in diameter, formed at the ends of the cells; 

 median spore wall brown, scrobiculate, (PI. XI, Figs. 9-1 1.) 

 South Africa, Stellenbosch, on damp soil. 



7. Zygogonium kumaoense Randhawa 1940. ]our. Indian Bot. 



Soc. 19, p. 247. 



Filaments forming a feltlike growth on clay soil, prostrate filaments 

 of irregular cells with rhizoids, upright filaments of cyUndrical cells 

 with elongated chromatophores and sometimes very long cells; vege- 

 tative cells, 10-14 Ai X 20-140 m; reproduction by aplanospores, globose to 

 subglobose, 12-16/J. x 15-24/'-, with transparent, smooth walls. (Pi. XI, 

 Figs. 16-19.) 



India, Kumaon Himalayas, September, 1939. 



8. Zygogonium punctatum Taft 1944. Ohio Jour. Sci. 44, p. 238. 



Vegetative cells 9-12 /x x 30-45 /x, with 2 small, irregularly globose 

 chromatophores; conjugation scalariform between gametangia that 

 have elongated up to 115 as zygospores globose or subglobose, 18-27 a"- x 

 21-32 /x, enclosed by a distinct sporangium wall; median spore wall 

 yellow to yellow-brown, punctate. (PI. XI, Fig. 12.) 



United States: Louisiana, De Ridder, on roadside seepage slopes, April, 

 1940. 



9. Zygogonium heydrichii (Schmidle) Transeau 1933. Ohio 



Jour. Sci. 33, p. 159. Flora. 83, p. 167. 1897 (as Zygnema 

 heydrichii). 



Vegetative cells 14-20 ai x 25-80 a^, with 2 chromatophores, not stel- 

 late; conjugation lateral or scalariform; tubes arise from both gam- 

 etangia and form sporangia walled off from the original cells; zygo- 

 spores globose, ovoid, or kidney-shaped, 22-28 ai x 30-36 ai; median spore 

 wall yellow, scrobiculate. (PI. XI, Figs. 13-15.) 



Australia, Sydney. 



10. Zygogonium sinense Jao 1935. Sinensia. 6, p, 571. 



Vegetative cells iG-iytJ- x 38-64 /j.; chromatophores 2, irregularly 



