PITCHER PLANT FAMILY. 53 



N. renif6rmis, DC. (or N. TUBER6SA). Flower nearly scentless 



by a narrow neck and spontaneously separating. W. N. Y. and Penn., 

 Mich, and W., probably also in S. States. 



* * Flowers colored; exotic or southern. 



N. stef/ata, Willd. (or N. C<ERULEA), BLUE W., cult, in aquaria ; a ten- 

 der species, with crenate-toothed leaves, and blue or bluish sweet-scented 

 flowers, the petals few, narrow, and acute. Trop. Africa, India, etc. 



N. ZANZIBARENSIS of gardens is a form of this, with intense blue 

 flowers, and free blooming habit. 



N. Lbtus, Linn. EGYPTIAN LOTUS, an Old World tropical species, has 

 large red or whitish flowers, with red-margined sepals, and peltate, sharply 

 serrate leaves which are pubescent below. N. RUBRA and N. DEVONIEN- 

 sis are forms of it ; and from the latter garden form the variety known 

 as N. STURTEVANTII originated. 



N. flava, Leitn. YELLOW W". . Leaves broadly oval with wavy margins, 

 the lobes at base of notch not pointed ; flowers bright, light yellow ; petals 

 sub-acute. Florida. 



5. NUPHAR, YELLOW POND LILY, SPATTER-DOCK. (Ara- 

 bic name ?) Kootstock, etc., as in Nymphsea ; leaves often rising out 

 of water ; flowers by no means showy, yellow, sometimes purplish- 

 tinged, produced all summer ; fruit ripening above water. 



N. advena, Ait.f. Sepals 6 or more, unequal ; petals truncate, 

 shorter than the stamens and resembling them ; stigma 12-24-rayed ; 

 ovary and fruit not contracted above into a neck ; the thickish leaves 

 (6 '-12' long) rounded or ovate-oblong. 



Var. minus, Morong, has smaller leaves (3'-8' long), spatulate petals, 

 stigmas 9-13- rayed ; fruit contracted above. Probably a hybrid between 

 this species and the next. N. Vt. to Mich, and Pa. 



N. Kalmianum, Ait., has the floating leaves only 2'-4' long, submersed 

 leaves thin, round, kidney-shaped ; petals spatulate or obovate ; stigmas 

 7-10-rayed ; fruit with a short neck. Me. to Penn., Minn., and N. 



N. sagittif61ium, Pursh. ARROW-LEAVED N. Leaves sagittate, nar- 

 rowly oblong to oblanceolate, obtuse (1 by 2'). This and the last produce 

 their earlier leaves under water and very thin. S. Ind. and 111. and S. E. 



VII SARRACENIACE^J, PITCHER PLANT FAMILY. 



Bog plants with hollow pitcher-form or trumpet-shaped 

 leaves ; flowers with numerous hypogynous stamens. Only 1 

 genus in the E. U. S. % There are many hybrids of the fol- 

 lowing species in cult. : 



1. SARRACENIA. (For Dr. Sarrasin of Quebec.) . SIDESADDLE 

 FLOWER. Leaves yellowish green or purplish, all radical from a 

 perennial root, winged down the inner side, open at the top, where there 

 is a sort of arching blade or hood ; scape tall, naked, bearing a single, 

 large, nodding flower in early summer ; sepals 5, with 3 bractlets at the 

 base, colored, persistent ; petals 5 ; style with an umbrella-shaped, 5- 

 angled top, a hooked stigma under each angle ; ovary 5-celled ; pods 

 many -seeded, rough-warty. (Lessons, Fig. 174^ 



