ICOSANDRIA, MONOGYNIA. 223 
Wild Cherry. 
This species resembles the preceding exceedingly, and by 
Michaux f. is considered the same, for he has only figured the 
Prunus (Cerasus) Virginiana. The bearded pubescence near 
the middle rib of the leaves underneath, is a good discriminating 
mark. With No. I, in moist places, and near waters, common. 
Flowers white, berries red. June. 
3 . P. leaves oval-oblongs acuminate, membrana- borealis, 
ceous, glabrous ; flowers subcorymbose 5 fruit 
VQ&,—Micluf. 
Cerasus borealis, Mich. f. Arb. forest. 
Prunus Pennsylvanica, Muhl. ? 
Icon. Mich. f. Arb. forest, vol. 3. p. 159. t. 8 . 
Small Cherry. Red Cherry. Choke Cherry. 
A small and very handsome tree when in flower. Flowers 
white, berries red, somewhat astringent. Branches beset with 
rough thorns. On the borders of Cooper’s Creek, Jersey, 
abundant. On the bank walk from the Navy yard to Glouces- 
ter point. May. 
224. LYTHRUM. Gen. pi. 825. {Salicarice.) 
Calix 6 to 13-toothed, tubular. Petals 6, 
equal, inserted upon the calix. Capsule 
superior, 3 to 4i-celled, raany-seeded. (Sta- 
mina 3, 6, 8, 10, and in some species 13.) 
—JTutt. 
1 . L. pubescent ; leaves opposite, lanceolate, pe- verticiiiatum. 
tiolate 5 flowers axillary, corymbose, siibverticil- 
late, crowded, decandrous ; fruit globose. — 
Wllld. and Pursh. 
Decodon aquaticum, Gmel. Syst. 677. 
Anonymos aquatica, Walt. 
Whorled loosestrife. Grass-Polley. 
A very fine plant, from two to four feet high. Flowers pur- 
ple, In a boggy piece of ground close to the deep swamp in 
the vicinity of Kaighn’s point, Jersey, abundant. On the Wis- 
sahickon j scarce. Perennial, July, August, , 
