346 NORTH AMERICAN FLORA [VOLUME 22 
leaflets 7-13, slightly silky-strigose or in age glabrate, 1-2 cm. long, broadly cuneate 
to nearly orbicular in outline, deeply incised with ovate teeth at the apex; stem-leaves 
small, with 3-5 leaflets; hypanthium silky-hirsute or strigose, in fruit about 1 cm. 
in diameter; bractlets oblong to oval, two thirds the length of the broadly lanceolate, acute 
sepals, which are 5-7 mm. long; petals yellow, obcordate, 6-10 mm. long; stamens 20; 
styles filiform. 
TYPE LOCALITY: Chiquash Mountains of the Cascades, Washington. 
DISTRIBUTION : Cascade Mountains of Washington and Oregon to Lassen’s Peak, California. 
157. Potentilla Drummondii Lehm. Stirp. Pug. 2: 9. 1830. 
Potentilla dissecta S. Wats. Proc. Am, Acad. 8: 556, in part. 1873. 
Potentilia dissecta Drummondii Kurtz, Bot. Jahrb. 19: 374. 1894. 
Perennial, with a short caudex; stem erect, 3-6 dm. high, slightly hairy, few-leaved, 
branched above; stipules about 2 cm. long, ovate-lanceolate,- acuminate, veined, subentire ; 
basal leaves pinnate, hairy, especially when young; petioles 5-10cm. long, slightly strigose ; 
leaflets 5-11, somewhat crowded, often verticillate and the upper confluent, veined, 
2-6 cm. long, obovate-cuneate, deeply and sharply serrate with linear-oblong or lanceolate 
acute teeth ; stem-leaves 1—5-foliolate, short-petioled or subsessile; flowers long-pedicelled ; 
hypanthium hirsute, veined, in fruit 7-9 mm. broad; bractlets lanceolate, shorter than the 
ovate-lanceolate acuminate sepals, which are 6-7 mm. long; petals 6-10 mm. long, obcor- 
date, longer than the sepals; stamens about 20; pistils many ; styles filiform. 
TYPE Locarity: [Not given in the original publication, but supplied in Hooker’s Flora.] 
Mountains, north of the Smoking River, in latitude 56°. 
DISTRIBUTION : Mountains of Alberta and British Columbia to northern California. 
ILLUSTRATIONS : Hook. Fl. Bor. Am. f/. 65; Mem. Dep. Bot. Columbia Univ. 2: pi. 47. 
158. Potentilla multijuga Lehm. Delect. Sem. Hort. 
Handb. 1849: 6. 1849. 
Perennial, with a tap-root; stem erect, 3-7 dm. high, slightly silky-strigose, more or 
less leafy ; stipules large, 1-2 cm. long, ovate, entire; basal leaves numerous, often 2-3 
dm. long, slightly hairy or glabrate, pinnate, with 13-27 obovate-cuneate leaflets, which 
are 1-4 cm. long, coarsely toothed above the middle; stem-leaves smaller and with 
fewer leaflets; cyme narrow, with rather slender pedicels; flowers about 15 mm. in diam- 
eter ; hypanthium slightly silky, in fruit about 1 cm. in diameter; bractlets oblong, about 
one third shorter than the ovate sepals, which are 5-6 mm. long, acute or short-acuminate ; 
petals broadly obcordate, about one third longer than the sepals ; stamens about 20; pistils 
about 30; styles nearly terminal, filiform, about twice as long as the achenes. 
TYPE LOCALITY : California. 
DISTRIBUTION : Vicinity of Los Angeles, California. 
ILLUSTRATIONS : Lehm. Rev. Potent. p/. 7; Mem. Dep. Bot. Columbia Univ. 2: pi. 48. 
159. Potentilla crinita A. Gray, Mem. Am. Acad. II. 4: 41. 1849. 
Perennial, with a short cespitose caudex; stems several, ascending, 2~3 dm. high, 
often diffusely few-branched, silky-pilose; stipules 1-2 cm. long, ovate-lanceolate, acu- 
minate, subentire; basal leaves many, short-petioled, pinnate, silky-villous (pubescence 
projecting far beyond the tips of the leaves), nearly glabrous on the upper surface; leaflets 
11-15, approximate, cuneate, 1.5-2 cm. long, toothed at the apex, generally remaining 
conduplicate; stem-leaves few, small, 3-5-foliolate; bractlets lanceolate, acute, a little 
shorter than the ovate-lanceolate acute sepals, which are about 4 mm. long ; petals obovate, 
deeply retuse, exceeding the calyx; stamens about 20; pistils many; styles filiform. 
TYPE LOCALITY: Along Santa Fé Creek [New Mexico]. 
DISTRIBUTION : Dry places from Colorado and Utah to New Mexico and Arizona, 
ILLUSTRATIONS : Lehm. Rev. Potent. p/. 27 ; Mem. Dep. Bot. Columbia Univ. 2: pl. 54. 
160. Potentilla Lemmoni (S. Wats.) Greene, Pittonia 1: 104. 1885. 
ivesia Lemmoni §. Wats. Proc. Am. Acad. 20: 365. 1885. 
Perennial, with a branched short caudex; stems 34 dm. high, branched, slender but 
strict, more or less tinged with brown, slightly silky-strigose; upper stipules ovate-lanceo- 
