328 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL. 4 



PLATE 39 



Fig. 45. Pluviularia integra, new species 



a. Natural size. 



b. Portion of stem with hydrocladia. 



Fig. 46. Plutnularia irregularis, new species 



a. Natural size. 



b. Portion of stem with hydrocladia. 



Fig. 47. Plutnularia jneganema, new species 



a. Natural size. 



b. Portion of stem with hydrocladia. 



c. Portion of hydrocladium showing nematophores. 



