2 l6 



Fam. 24. Nymphaeaceae. 

 (Plato 58 ; Figs. 15, |6.) 



Aquatic herbs with fleshy rhizomes. Leaves 



entire, mostly floating on the surface of the water. 

 Flowers large, solitary, on long peduncles, bisexual. Sepals 

 and petals oc , showing a gradual transition into stamens. 

 Stamens oc in several whorls, anthers opening longitudinally. 



Fig. 95. Nymphaea stellata Willd. i <i. Young seedling. (Note the linear cotyledons.) 

 lb. Young plant. 2. Transverse section of stem. 3. Portion of same enlarged. 2/1. 



4. Flower in long, section. (Note that the air channels of the stem terminate abruptly 

 below the flower.) 5. Long, section of receptacle. l/l. 6. Transverse section of 

 portion of pistil. 5/2. 7. Fruit, after removal of the persistent sepals. 2/3. 



5. Seed. 91. 9. Tissue of stem, with stellate sclerotic cells. 50/ 1. 



Carpels several, inserted on the inner side of a fleshy 

 receptacle. Ovules numerous. Fruit a flesh v pseudo- 

 capsule, formed by the receptacle and finally opening by 

 decay. Seeds numerous in each compartment, with a hard 

 shell and a membranous arillus. Perisperm as well as 

 endosperm present. Flor. Cap. 1, 13. 



