20 



SAURACENIACE^. (I'lTCHKR-l'LANT FAMILY.) 



sinus and obtuse lobes. (N. reniformis, Walt.) — Ponds and still water, Florida 

 and northward. May- June. — Flowers white, 2'- 4' wide, fragrant, expanding 

 in the morning. Petioles and peduncles occasionally villous. 



2. NUPHAR, Smith. Yellow Wateb-Lu.y 



Sepals 5-6, obovato, yellow. Petals 10-20, stamen-like, hypogynous. Sta- 

 mens numerous, at length recurved, persistent. Ovary cylindrical, many-coUcd. 

 Stigma sessile, circular. Beri-y oblong. Seeds smooth, without arils. — Leaves 

 cordate or sagittate, floating or erect. Flowers yellow, erect. 



1 N. advena. Ait. (Bonnets. Spatter- dock.) Leaves thickisb, 

 cordate, smooth or downy beneath, often emcrsed and erect, on stout petioles ; 

 sepals 6, the outer ones rounded ; petals numerous, thick and fleshy, truncate. — 

 In still water, common, flowering through the summer. 



2. If. sagittaefolia, Pursh. Leaves thin, floating, on slender petioles, ob- 

 long, sagittate, smooth ; lobes at the base expanding ; sepals 6 ; petals trans- 

 formed into stamens. — In still water near the coast, Georgia to North Carolina; 

 rare. June -August. — Leaves 1° long, 2' wide. 



OitDEK 9. SARRACENIACE^, (Pitchee-Plant Family.) 



Perennial marsh herbs, with hollow pitcher or trumpet-shaped leaves, 

 and a naked or bracted scape, bearing few or solitary nodding hypogynous 

 flowers. Sepals 5, colored, persistent. Petals 5, imbricated in the bud, 

 deciduous, rarely wanting. Stamens numerous : anthers adnata, introrse. 

 Ovary 5-celIed, many-ovuled. PlacentiB central. Style single, 5-cleft, or 

 umbrella-shaped. Capsule 5-celIed, many-seeded. Embryo minute at the 

 base of fleshy albumen. 



1. SARRACENIA, L. Trumpet-leaf. Side-Saddle Flower, 



Calyx 3-bractcd. Petals obovate, drooping or incurved. Style umbrella- 

 shaped, 5-angled ; the angles emarginate, and bearing the minute hooked stig- 

 mas beneath. Cap.sule globose, rough, loculicidally 5-valved. — Scape bractlcss, 

 1-flowcrcd. Flowers large, purple or yellow. Leaves l-winged, hairy within, 

 and usually containing water and dead insects. 



* Flowers purple. 



1. S. purpurea, L. (Huntsman's Cup.) Leaves short, spreading, the 

 tube inflated, contracted at the throat, broadly winged ; lamina reniform, erect, 

 hairy within, often purple-veined — Mossy swamps, Florida and northward. 

 April and May. — Leaves 4' -6' long. Scapes 1° high. 



2. S. Fsittaciua, Michx. (Parrot-beaked Pitcher-Plant.) Leaves 

 short, .spreading ; tube slender, broadly winged, marked with white spots, and 

 reticulated with purple veins ; lamina globose, inflated, incurved-beaked, almost 

 closing the orifice of the tube. — Pine barren swamps, Florida and Georgia 

 April and May. — Leaves 2'-4' long. Scapes 1° high. 



