A GUIDE AND KEY TO AQUATIC PLANTS 



65 



79. Flowers not in terminal clusters, but more or less dis- 81. 



tributed over plant. 

 79. Flowers in terminal clusters 80. 



80. Flowers conspicuous, white, 4-petaled; fruit as Neobeckia, p. 119. 



in figure (fig. 72) . 

 80. Flowers greenish, 5-petaled; fruit as in figure Penthorum, p. 119. 



(fig. 73). 



Figure 72. 



Figure 73. 



81. Flowers sessile, in the axils of the leaves; fruit a single Proserpinaca, p. 129. 



3-angled nutlet (fig. 74) . 

 81. Flowers stalked; fruit a group of several, scarcely Ranunculus, p. 118. 



angled, small nutlets (fig. 75) . 



^^ 



^ 



..^^^ 



Figure 74. 



Figure 75. 



