Potentilla tridentata Sol.

  • Authority

    Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

  • Family

    Rosaceae

  • Scientific Name

    Potentilla tridentata Sol.

  • Description

    Species Description - Perennial from a branching caudex, woody at the base, 1–3 dm; lvs mostly near the base; lfls 3, palmate, firm, oblong-lanceolate, (1–)1.5–2.5(–3) cm, entire below, shallowly 3(–5)-toothed at the truncate summit, glabrous above, obscurely strigose beneath; fls several in a flattened cyme, white, 1–1.5 cm wide; bractlets lanceolate, somewhat shorter than the acute, triangular-ovate sep; ovary and achenes villous; style lateral; 2n=14, 28. Rocks and gravelly shores, sometimes at high elev.; Greenl. to Mack., s. to Conn., Mich., Io., and in the mts. to Ga. June–Aug. (Sibbaldiopsis t.)

  • Common Names

    mountain white potentilla