in Á 
POLYANDRIA MONOGYNIA, Nymphea. 
4-phyllo zequalibus, stigmate radiis 16—20. erettis.— 
Willd. sp. pl. 2. 5.1153... 
N. alba. Mich. fl. amer. 1. p. 311. Walt. fl. car.155. 
Castalia pudica. Salisb. I. c. p. 72. ` | 
Icon. Bot. mag.819. Bot. rep. 297. 
B. N. foliis cordatis integerrimis obtusis, lobis divaricatis 
acutis, petiolis pedunculis foliisque subtus purpureis, 
calycibus petalisque extus roseis, — 
Icon. Wild. hort, berol. 39? 
In ponds and slow-flowing waters : Canada to Carolina. 
X. July. v. v. Flowers white, fragrant. The va- 
riety B. is probably a distinct species, which only fur- 
ther observation can decide. It resembles N. pygmea. 
. 439. NUPHAR, Smith prodr Jf. grec. 1. p. 361. 
Nymphaa, | Gen. pl. 886. Salisb. in annals S bot. 2. 
p.71. 
1. N. foliis cordatis integerrimis, lobis appedtifrati, calyce 
5-phyllo, stigmate repando 14—20-radiato profunde 
umbilicato.—. 4i. kew. ed. 2. v. 3. p. 205. 
Nymphea lutea. Willd. sp. pl. 2. p. 1151. 
Nymphaa umbilicalis. Salisb. i ô: 
Icon, Engl. bot. 159. ; 
In lakes on the Allegany, mountains. Y%. June, July. 
v.v. Flowers yellow, as are all the following species. 
2. N. foliis erectis cordatis integerrimis, lobis divaricatis, 
calyce 6-phyllo, stigmate leviter umbilicato 13-radiato, 
pericarpio sulcato,— Ait. kew. ed. 2. v. 3. p. 295. 
. Nympheea advena. Willd. sp. pl. 2. $. 1152. 
Nymphæa arifolia. Salish. l. c. 
Icon. Bot. mag. 684. Willd. hort. berol. 38. 
- In all ponds and ditches, even in salt water: Canada 
_ to Carolina. X. July, Aug. v. v. Resembles the 
foregoing species, but is distinguished at first sight. by 
its upright leaves, 
3. N. foliis cordatis, lobis subapproximatis, calyce PU. 
stigmate inciso 8—12-radiato. . Ait. kew. ed. 2. v. 2 
295. 
Napa lutea 6. Kelreidias Mich. fl, amer. 1. p. 311. 
Nympheea lutea. Walt. fl. car. 154. 
Icon. Bot, mag. 1243. 
In ponds : Canada to Carolina; rare. 2. July, Aug. 
v.w. Flowers very small in comparison with others. 
369 
rosea, 
lutea. 
advena. 
Kalmiana. 
