Fig. 99. — Plumularia goodei. Gonotheca on bydrohi/.a. x 27. 



Fig. 100. — Same apeeies. Female gonangia taking the place of hydro- 

 eladia. x 27. 



Fig. inl. — Plumularia lagenifera, var. septifera. Portion of stem and 

 hydrocladium. x 40. 



Fig. 102. — Same species. Gonangia. x 40. 



Fig. 103. — Plumularia plumularoides. Portion of stem and hydrocladium. 

 x 45. 



Fig. 104. — Same species. Stem with immature gonotheeae. x 45. 



Fig. 105. — Plumularia setacea. Stem with gonotheeae in pairs, x 45. 



H04] 



