Potentilla hookeriana Lehm.

Potentilla hookeriana L,ehm. Delect. Sem. Hort
Hamb. 1849 : 10. 1849.
Perennial ; stems several from the caudex, 1-2 dm. high, white-tomentose and silkyvillous, ascending, few-leaved ; stipules lanceolate, acute ; leaves with petioles 1-2 cm. long, ternate or occasionally with a pair of small extra leaflets, white on both sides, silkyvillous above, densely tomentose beneath ; leaflets obovate in outline, 1-2 cm. long, deeply cleft to near the midrib into oblong lobes ; middle leaflet short-petioled ; flowers in small dense cymes, about 8-10 mm. in diameter ; hypanthium densely silky-villous, in fruit 5 mm. in diameter ; bractlets linear, about equaling the lanceolate, acute sepals ; petals obcordate, generally a little exceeding the sepals; stamens 20; pistils numerous; styles short, a little thickened and glandular at the base.
Type locality : North America.
Distribution: Saskatchewan to Alberta and Montana. .

Potentilla quinquefolia Rydb. Mem. Dep. Bot. Columbia
Univ. 2 : 76. 1898.
Potentilla nivea pentaphylla I^ehm. Delect. Sem. Hort. Hamb. 1850: 12.* 1850. Not P. pe?i~
taphylla Richt. 1815. Potentilla nivea quinquefolia Rydb. Bull. Torrey Club 23 : 302. 1896. Potentilla subquinala Rydb. Bull. Torrey Club 28 : 181, in part. 1901.
Perennial, with a rather short and thick rootstock or caudex; stems generally several, ascending, 1.5-2 dm. high, rather loosely silkyvillous, more or less tinged with brown ; basal leaves rather many, with silkyvillous petioles 3-5 cm. long, 5(seldom 3-) foliolate, usually with the terminal leaflet short-petiolulate, silky-villous above, white-tomentose beneath ; stem-leaves trifoliolate ; leaflets broadly obovate, cleft about halfway to the midrib into oblong segments, 1.5-3 cm. long ; stipules large, ovate, 0.5-1 cm. long ; hypanthium loosely silky ; bractlets linear-lanceolate, somewhat shorter than the lanceolate sepals, about 4 mm. long; petals obovate, emarginate, a little exceeding the sepals; stamens about 20; pistils many ; styles short, filiform or slightly thickened at the base.
Type locality : [British] North America.
Distribution: Mountains and hills from Saskatchewan to British Columbia, Colorado, and Utah.

Potentilla hookeriana es una planta herbácea perenne de la familia Rosaceae.

Tiene las hojas verdes y flores con cinco pétalos amarillos.

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Potentilla hookeriana adalah spesies tumbuhan yang tergolong ke dalam famili Rosaceae. Spesies ini juga merupakan bagian dari ordo Rosales. Spesies Potentilla hookeriana sendiri merupakan bagian dari genus Potentilla. Nama ilmiah dari spesies ini pertama kali diterbitkan oleh Lehm..