ZYGNEMA 



45 



Figs. D and E. — Zygnema lihannae aplanospores with outer wall cylindric, and 

 median wall ellipsoid or ovoid. After Skuja. 



tion by aplanospores, the outer wall of which is cylindric, just inside the 

 sporangium wall, densely punctate; the median wall, formed after con- 

 traction, varies from ellipsoid to ovoid, 22-25 11 x 25-46 /j., yellow-brown 

 with shallow irregular pits 1.5-5 /a ^^ diameter. 



Burma, near Rangoon, 1936. (L. P. Khanna Coll.). 



List of the Species of ZYGNEMA with Number 



adpectinatum Transeau 1934 13 



areolatum Taft & Transeau 1934 15 



atrocoeruleum W. & G. S. West 1897 67 



azureum Taft 1934 74 



bohemicum Czurda 1932 62 



borzae Krieger 1941 07 



calosporum Jao 1935 4^ 



carinatum Taft 1934 35 



carinthiacutn Beck 1929 75 



carterae Czurda 1932 2 



catenatum Transeau 1934 79 



chalybeospermum Hansgirg 1888 68 



chungii Li 1934 10 



circumcarinatum Czurda 1930 33 



coeruleum Czurda 1932 26 



collinsianum Transeau 1914 ']o 



conspicuum (Hassall) Transeau 1934 6 



crassiusculum Transeau 1938 66 



cruciatum (Vaucher) Agardh 1817 60 



cyaneum Czurda 1932 69 



cyanosporum Cleve 1868 22 



