116 Kansas Academy of Science. 



681. Nymphasa ad vena Aiton. {Nuphar R. Br.) Large Yellow Pond- 

 lily. Ponds and slow streams, E. K. ; occasional. Summer. 



682. Castalia odorata Woodv. & Wood. Sweet-scented (white) Water- 

 lily. Spreading slowly from various points in E. K., where introduced. 

 Not abundant anywhere. -July. Flowers open at 6 a. m. ; close regularly 

 at 4 P. M. 



683. Castalia elegans (Hooker). Blue Water-lily. Occasional in park 

 ponds with C. odorata ; native in western Texas and New Mexico. 



684. Castalia rosea Pursh. Rose-colored Water-lily. In Chautauqua 

 Park pond at Ottawa before the recent flood on the Marais des Cygnes, in 

 company with Castalia odorata and elegans; though no effort had then 

 been made to plant the tubers so as to have them bloom in the form of an 

 American flag. 



685. Victoria regia Lindl. Royal Water-lily; Victoria. In Gage Park, 

 Topeka, and probably elsewhere. Leaves with an upturned rim. 



(c) Nelumboidex. Water-lotus Subfamily. 

 Rootstocks very thick, horizontal, in muck under water a meter or more 

 in depth. Leaves basal, with long petioles, and large peltate orbicular 

 slightly concave laminae, floating or emersed. Flowers large, solitary, float- 

 ing, on the end of long scapes. Perianth ample; outer whorl 3 to 6, more 

 or less green; petals, petalodia and staminodia many, in numerous whorls, 

 caducous; fertile stamens indefinite, in many whorls. Carpels numerous, 

 distinct, immersed separately in the broad flat surface of the very large, 

 fleshy receptacle; ovules one or two, pendulous or anatropous, one to 

 mature. Seeds ovoid-globular, with a small neck above, formed by the 

 short, persistent style; embryo nearly central, large, without endosperm. 



686. Nelumbo lutea Pers. Yellow Water-lotus; Water-chinkapin. 

 Ponds, E. K. ; occasional, sometimes in great abundance, filling a pond to 

 the exclusion of everything else. July. Flowers unfold at five a. m. ; 

 close at two P. M. 



Subclass D. LILIirLOR.ffi:. Hexaphyls. 

 Lily-flowered Monocotyls. 

 Perianth hexaphyllous, mostly actinomorphous, homochlamydeous, the 

 two whorls (calyx and corolla) so close together as to be almost or quite 

 in one, the segments nearly equal in size, form, and color, seldom unlike, 

 more or less united at base, sometimes quite tubular. Androecium hexan- 

 drous, the stamens alternating in two whorls so close together as to appear 

 almost, and often are quite, in one; seldom less than six, never more with- 

 out chorisis. Pollination entomophilous. Gynoecium a three-valved capsule, 

 '.many-seeded, or a trilocular berry. 



Order XXVI. LILIALES. The Liliads. 

 Inflorescence various. Flowers polysymmetrical, the perianth hypogy- 

 Tious or perigynous, the stamens hypogynous or epipetalous. Ovulary 

 trilocular, the ovules numerous in each loculus. Fruit capsular, rarely 

 baccate. Seeds various; embryo small, in copious albumen. 



Family 51. Melanthace^. Bunch-flower Family. 

 Leafy-stemmed herbs, with perennial rootstocks or bulbs. Inflorescence 

 panicled or racemose, rarely solitary. Flowers perfect, polygamous, or 

 dioecious. Perianth of six nearly separate persistent segments. Stamens 



