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Oxalis oregana

Oxalidaceae

Redwood Sorrel

Oxalis oregana
Prostrate, with thick creeping roots. Leaves clustered at root tips, each on slightly hairy petiole less than 8 in. long. Leaf divided into 3 heart-shaped leaflets often maroon underneath, plain or marbled above. Flowers solitary on long stalks, white to pink, petals lance-shaped, 1/2–1 in., often with darker pinkish red veins. Grows on undisturbed floors of redwood or Douglas-fir forests at low elevations.

  • Rarity: Common
  • Flowering Time: Early Spring, Mid Spring, Late Spring, Early Summer, Mid Summer, Late Summer
  • Flower Form: Petals 5, Completely Free, Regular Shape, Ovary Su
  • Life Cycle: Perennial
  • Height: 2–8 inches
  • Habitat: Coastal, West-side Forest
  • Found In: Mt. Rainier NP, N Cascades NP, Olympic NP, West Gorge
  • Native: Yes
  • Also Known As: Wood Sorrel, Oregon Oxalis

Map of where Oxalis oregana is found