494 fCOSANDRIA. POLYGYNIA. geum. 



both sides. Stifiules ovate, acute. Flowers large, terminal, 

 several on each branch of the stem. Calyx deeply parted, 

 pubescent, purplish ; 5 of the segments ovate-lanceolate, acute ; 

 the rest narrow-linear, and much shorter. Petals dark purple 

 and orange, broadly obcordate, geniculate, rather shorter than 

 the petals. Fruit erect. 

 Hab. In wet meadows and in mountain bogs. Canada to Penn- 

 sylvania. May— June. Water livens. 

 This plant resembles the European G. rivale in every re- 

 specto 



6. G. Peckii Ph. : somewhat hairy ; f.lern few-flowered ^ 

 radical leaves rehiform, incisely toothed, and somevihat lobed; 

 petioles elongated, with minute leaflets; petals roundish, 

 longer than the calyx. ' Pursh FL I. p. 352. 



Boot long, horizontal, somewhat ligneous. Stem clothed at the 

 base with the vestiges of leaves, about 6 inciies high, simple. 

 Radical leaves on long petioles, truncate at the base, sparingly 

 hirsute on both sides ; petiole very hairy, furnished with se» 

 veral minute leaflets ; stem leaves 2—3, near the summit, very 

 small, about 3-cleft. i^/owers several, (Bi^:) middle-sl^ed. 

 Calyx somewhat hairy, spreading ; 5 of the segments ovate^ 

 acuminate. Petals yellow ? nearly orbicular, about as long as 

 the calyx. 6Vy/e« numerous, smooth, simple at the summit. ' 



Hab O.- the White Hills of New-Hampshire. Bigelow. 

 z.i\i\ B i t. July — August. 



A singular, but genuine species, first discovered by Prof. 

 Peck. P u r s h describes the stem as one-flowered, and this 

 is the case in my specimen; b\it Dr. Big elorv, who col- 

 lected the plant in its native situation, informs me, that it bears 

 several flowers. "- 



330, POTENTILLA. L, 



Calyx flat, 10-cleft, (rarely 8 or 12-cleft) ; segmeiitb 

 alternately smaller. Pc?a//5, (rarely 4.) Seeds or 

 acines siibovate, mostly rugose, immersed in a com- 

 mon receptacle, which is juiceless or spongy, more or 

 less hemispherical. Lehm. Monog. Potent, p. 11. 



POTENTILLA, COMARUM, TORMENTILLA, L., Sccf 



Gen. pi. 866. NutL Gen. I. p. 310. La?n. TIL 

 t, 442. and 444. CinquefoiL 



1 1 have followed JVe stler and Lehman n in uniting T0KMENTU.1.A, 

 CoMAncM, and some species of Fhagabia, to the genus Potentilla ; from 

 which they scarcely differ, except in number, and some otiier unimportant 

 characters. 



