OCTANDRIA TRIGYNIA. Polygonum. 
In low shady places, principally on the mountains : 
New York to Carolina. ©. July, Aug. v. v. Flowers 
white, tinged with red. 
19. P. floribus 8-andris 3-gynis, racemis paniculatis, foliis 
`  Cordato-sagittatis, caule erectiusculo inermi, seminum 
angulis zequalibus.— Willd. sp. pl. 2. p.455. 
Icon. Engl. bot. 1044. 
Common Buck-wheat, though Hot originally indigenous, 
is frequently found in old fields and woods, -asit were 
‘ina wild state. 
20. P. floribus 8-andris semi-3-gynis, foliis oblongis hastato- 
cordatis, caule volubili angulato asperiusculo, laciniis 
calycinis obtuse carinatis.— Willd. sp. pl. 2. p. 455. 
Icon. Fl. dan. 744. 
In cultivated grounds, along hedges: Pensylvania to Ca- 
relina. ©. July, Aug. v.v. 
21. P, floribus 8-andris semi-3-gynis, foliis cordatis, stipulis 
subacutis basi extrorsum serie ciliorum circumdatis, 
caule anguloso prostrato aut scandente asperiusculo, 
laciniis calycis obtuse carinatis,—JMich. jl. amer. 1. 
p. 241. 
In hedges and fields: Canada to New York. ©. July. 
v. v. 
22. P. floribus S-andris 3-gynis, foliis lato-cordatis, stipulis 
truncatis nudis, caule volubili glabro, calycibus fruc- 
tiferis tripteris.— Milld. sp. pl. 2. p. 450. 
Icon. Pluk, alm. t. 177. f.7. Sloan. hist. 1. t. 90. f. 1. 
In shady woods: New York to Kentucky. ¥. July, 
"Aug. v. v. Stems generally red, climbing to a 
considerable height. y 
348. BRUNNICHIA. Gert. Gen. pl.777. 
1, Brunnichia. Willd. sp. pl. 2. p. 731. 
Rajania ovata. Walt. fl. car. 247. 
leon. Gert. carp..1. 1.45. f. 2. i GA os 
__ In wet shady places, climbing among bushes : islands of 
_. Georgia; in Tennassee, &c. Y. June, July. v.v. 
A smooth vine; leaves cordate, acuminate; flowers 
in one-sided racemes, ao 
349. CARDIOSPERMUM. Gen. pl. 680. ` 
273 
Fagopyrum. 
Convolvulus. 
cilinode. 
scandens. 
cirrhosa. 
1. C. glabrum ; foliolis inciso-lobatis, imparibus rhomboi- Halicacalum. 
deis.— Wi . pl. 2. p. 407. 
VoL, "MM M ? 467 
