IX] 



HYDROBRYUM AND DICRAEA 



115 



"iG. 76. Hydrobyyuni olivaceiim, (Gardn.) 



Ful. Thallus bearing endogenous flower- 



ng shoots. (Enlarged.) [Warming, E. 



(18832).] 



"iG. 78. Dicraea stylosa, Wight, f. 

 'ucoides, Willis. Seedling with hypocotyl 

 hyp.), cotyledons {cot.), thallus {th.), and 

 lecondary shoots [s.s.). [Adapted from 

 Willis, J. C. (1902).] 



Fig. 77. Dicraea elongata, (Gardn.) Tul. 

 Plant with three vertical roots bearing 

 flowers. These float in the water: they 

 spring from a horizontal creeping root. 

 (Nat. size.) [Warming, E. (18832).] 



S 2 



