WATER-LILY FAMILY 23 



2. Castalia. — Sepals 4 ; petals many, rrianyseriate, adnate to 

 the disk ; stamens many, adnate to the disk. 



I. NYMFiLiiA (Yellow Water-lily). — Flowers yellow, globose; 

 sepals concave ; fruit ovoid, fleshy, its carpels separating when 

 ripe. (Named from its growing in places which the nymphs were 

 supposed to haunt.) 



I. N. lutea (Common Yellow Water-lily, Brandy-bottle). — Leaves 

 submerged and membranous, and floating and leathery. Flower 

 smelling like brandy, whence it is called Brandy-bottle. Stigma 

 with 14 — 20 rays, not extending to its margin. Rivers and ditches, 

 frequent. I'he Turks prepare a cooling drink from the flowers, 



CAr,T;(LlA Alea ' \V kitc lyatcr'Hi}'). 



which they call Fit/er (a corruption of the Arabic name Nuphar). 

 — Fl. July. Perennial. 



2. N. pumila (Least Yellow Water-lily). — ^A much smaller plant, 

 differing mainly in having only 8 — 10 stigmalic rays, which extend 

 to its margin, forming acute teeth. — It grows in several lakes in 

 the Highlands and at EUesmere, Shropshire. — Fl. July, August. 

 Perennial. 



2. Cast.alia (White Water-lily). — Flowers white, expanded ; 

 fruit ripening under water and dissolving into pulp. (Name from 

 Castdlia, a spring on Mount Parnassus, the haunt of Apollo and 

 the Muses.) 



I. C. alia (White Water-lily). — Leaves all floating, 5—10 in, 

 across; sepals green outside, white inside; stigma with 15 — 20 

 rays, yellow. The only British species, and, perhaps, the most 



