24 
abortivus, 
seeleratus. 
hispidus, 
repens. 
POLYANDRIA, POLYGYNIA. 
low. In ditches in Jersey, along the course ofthe Delaware, 
and in ditches in the Neck, on this side of the river, not unfre- 
quent. Perennial. July, August. 
2. R. smooth; stems striate, naked below; radi- 
cal leaves cordate, reniform, obtuse-crenate ; 
those of the stem petiolate, ternate, angular, the 
upper ones sessile ; the branchlets sub-3-flower- 
ed.— Willd. and Pursh. 
Abortiveflowered Crow-foot. 
About twelve or fourteen inches high, with very small incon- 
spicuous yellow flowers. In woods, and shady wet places, 
common. Perennial. May, July. 
3. R. smooth; lower leaves palmate, upper ones 
sessile, digitate; fruit oblong.—Willd. and 
Pursh. 
Icon. Fl. Dan. 571. Engl. Bot. 681. 
Scelery-leaved Crow-foot. 
A very branching or bushy species, about twelve or fifteen 
inches high, with small yellow flowers. Stem hollow. Whole 
plant very acrid, somuch so as to blister when applied bruised 
for any length of time tothe cuticle. It is used medicinally. In 
wet meadows, and all dirty ditches and plashes, on commons 
and road-sides, and in wastes; common. Perennial. May, 
June. 
4, R. very hirsute, erect; leaves ternate, folioles 
acutely lobate; stems below the first peduncle 
naked, few-flowered; calix appressed.—Mich. 
R. hispidus, Mich. 
R. hirtus. 
Hispid Crow-foot. 
About twelve inches high; flowers small, yellow. In the 
hilly woods above the falls of Schuylkill, west side, frequent. 
Perennial. June. 
5. R. hirsute; leaves compound, ternate, trifid, 

