R08ALE8. 525 



sometimes variously united afterwards with the calyx-tube, 



FIG. 469. 



Fig 469 Dioncea musdpula. Plant with flower-stalk. Natural size. 

 Fig 470 Flower-cluster. Natural size. 

 Fig. 471. Pistil cut vertically. Magnified. 



or enclosed in the swollen top of the peduncle ; styles usu- 

 ally distinct. 



Order Haloragete.-- Mostly aquatic herbs, about eighty species. 



