Caltha leptosepala ssp. howellii


Stems 1 to few upright. Basal leaves with 2–10 in. petioles, nearly round, often heart-shaped, 1–4 in. across, shiny, entire or slightly toothed. Flower stem 2–12 in. tall with 1–2 flowers. Flower with 5–12 petal-like sepals that are white, with greenish yellow center, often stained blue on underside. Grows in marshes, streambanks, pond edges, at high elevations. Often found at the edge of snowmelt.

  • Rarity: Locally Common
  • Flowering Time: Late Spring
  • Life Cycle: Perennial
  • Height: 6--12 inches
  • Habitat: Alpine, Subalpine, Vernal Wet, Bog/Fen/Wetland
  • Found In: Steens, Olympic Np, Mt. Rainier Np, Siskiyous, West Gorge, N Cascades Np, Crater Lake Np
  • Native: Yes

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