86 



PLANT-LIFE 



Callithamnion corymbosum (Fig. 30) occurs on rocks 

 and other Algso. It is pinkish, soft, gelatinous, and 

 glossy when dried. It grows in repeatedly branched 



FIG. 30. CALITHAMNION CORYMBOSUM. 



Portion of male plant, with clusters of antheridia (a), x about 150. 

 8p, A group of antheridia detached, surrounded by free male elements, 

 x about 240. 



filaments, the entire thallus ranging from 1 to 3 inches 

 in length. This species is one of the simpler Red Algae, 



