484 ALLAN" HAXCOCK PACIFIC EXPEDITIONS VOL. 12 



PLATE 84 



Fig. 1. Rhodyjncnia decumhcns. A portion of a spreading plant 

 to sho^v the habit of branching. I. Baltra. x 1.0. 



Fig. 2. Rhodymftiia Da^sonii. A portion of a clump to show 

 the habit of branching. Several of the branch tips in the 

 upper center and upper right-hand side of the figure 

 contain tetrasporangial sori. Baja California, x 0.8. 



