IX] 



HYDROBRYUM AND DICRAEA 



FIG. 76. Hydrobryum olivaceum, (Gardn.) 

 Tul. Thallus bearing endogenous flower- 

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

 (1883*).] 



cot. 



..th. 



hyp 



FIG. 78. Dicraea stylosa, Wight, f. 

 fucoides, Willis. Seedling with hypocotyl 

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

 secondary 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. (i883 2 ).] 



82 



