A GUIDE AND KEY TO AQUATIC PLANTS 



59 



61. Plants decumbent at base and usually rooting at the Lippia, p. 134. 



lower nodes (fig. 53). 

 61. Plants entirely erect 63. 



62. Leaves long petioled; flowers inconspicuous Boehmeria, p. 113. 



(fig. 54). 

 62. Leaves sessile or very short petioled; flowers Rhexia, p. 124. 



showy (fig. 55). 



FiGURK 54. 



Figure 55. 



