2 t 2 
Shiv Ram Rashyap. 
Fig. 1. Cyathodium tuberosum : a, dorsal stoma, x 200; b, ventral stoma, 
x 200 ; c, d, scales, x 200 ; e, transverse section of tuber, a little behind the 
apex (scales and hairs not shown), x 50; /, portion of thallus with two tubers, 
X 15 ; g, h, i;j, k, plants showing male receptacles (for description see Text), 
g to j X 3, k X 1-5; l, 7ii, 7i, male plants, x 15; o, female plant, x l ; p, q, 
operculum as seen from outside, x 200 ; r, part of an elater, x 200. 
