472 ALLAX HANCOCK PACIFIC EXPEDITIOXS VOL. 12 



PLATE 78 



Fig. 1. Gracilaria tenuifolta. Portions of two tetrasporic branch 

 systems to show the habit. I. Soccoro. x. 0.9. 



Fig. 2. Gracilaria Skottsbergii. A major part of a cystocarpic 

 plant showing the base, the branching habit, and the 

 cystocarps. I. Santa Maria, x 0.9. 



