polyandria MONOGYNiA. Nymphaea. 
369 
4-phyl!o aqualibus, stigmate radiis 16 — 20 . erectis,— 
Wilid. sp.pl. 2. p. 1153. 
N. alba. Mich.Jl . amer. 1. p. 311. Walt.Jl. car. 155. 
Castalia pudica. Salish. 1. c. p. J2. 
Icon. Bot. mag. 8 I 9 . Bot. rep. 29 7 . 
/3. N. foliis cordatis integerrimis obtusis, lobis divaricatis 
acutis, petiolis pedunculis foliisque subtus purpureis, 
calycibus petalisque extus roseis. 
Icon. IVilld. hort. heroi. 39 ? 
In ponds and slow-flowing waters : Canada to Carolina. 
1/. July. v. v. Flowers white, fragrant. The va- 
riety /3. is probably a distinct species, which only fur- 
ther observation can decide. It resembles N. pygmcea , 
rosea. 
439 . NUPHAR, Smith prodr. Jl. grcec. l.p.36l. 
Nymphaea. Gen. pi. 88 6. Salish. in annals of hot. 2. 
p. 71 . 
1. N. foliis cordatis integerrimis, lobis approximatis, calyce 
5-phyllo, stigmate repando 14 — 20-radiato profunde 
umbilicato.— kew. ed . 2. v.3- p. 2Q5 . 
Nymphaea lutea. IVilld, sp. pl. 2. p. 1151. 
Nymphaea umbilicalis. Salish. 1. c . 
Icon. Engl. hot. 159 . 
In lakes on the Allegany mountains. 1/. June, July. 
v. v. Flowers yellow, as are all the following species. 
lutea . 
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. 29 5 . 
Nymphaea advena. Wilid. sp, pl. 2 . p. 1152. 
Nymphaea arifolia. Salish. l.c. 
Icon. Bot. mag. 684. Wilid. hort. heroi . 38. 
In all ponds and ditches, even in salt water : Canada 
to Carolina. 1/. July, Aug. v. v. Resembles the 
foregoing species, but is distinguished at first sight by 
its upright leaves. 
advena . 
3. N. foliis cordatis, lobis subapproxi matis, calyce 5-phyllo, 
stigmate inciso 8 — 12-radiato. Ait . kew . ed. 2. v. 2. 
Kalmiana , 
p. 295 . 
Nymphaea lutea /3. Kalmiana. Mich.Jl . amer. 1. p. 311. 
Nymphaea lutea. Walt. Jl. car. 154. 
Icon. Bot, mag. 1243. 
In ponds : Canada to Carolina; rare. 1/. July, Aug. 
v. v. Flowers very small in comparison with others. 
