ths mm 



FIG. 39. Vauckeria. 



A, tangled filaments of the living plant, showing mode of branching. 



B, extremity of a filament, showing cell-wall (c. w] and protoplasm 

 with chromatophores (chr), and oil-drops (o). The scale above applies 

 to this figure only. 



c 1 , immature sporangium (.</><;) separated from the filament by a sep- 

 tum ; C-, mature sporangium with the spore (./>) in the act of escaping ; 

 c :; , free-swimming spore, showing cilia, colourless ectoplasm containing 



