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Apocynum androsaemifolium

Apocynaceae

Spreading Dogbane

Apocynum androsaemifolium
Erect stem with many branches spreading from ground. Milky sap oozes when stem is cut. Leaves opposite on stems, 1 1/2–2 1/2 in. long, with petioles shorter than blade. Leaf blade widely oval, with rounded tip, somewhat drooping to horizontal, dark green above, lighter below. Flowers in terminal clusters, small, bell-shaped, pink, rose, or white with pink stripes; lobes spreading or curved backward. Grows in rocky places, dry open areas in conifer forests and adjacent shrub-steppe and prairies, at low to subalpine elevations.

  • Rarity: Locally Common
  • Flowering Time: Early Summer, Mid Summer, Late Summer
  • Flower Form: 5 United Petals, Regular Shape, Ovary Superior
  • Life Cycle: Perennial
  • Height: 6–16 inches
  • Habitat: Disturbed, East-side Forest, Shrub-Steppe, West-side Forest
  • Found In: Crater Lake NP, East Gorge, Mt. Rainier NP, N Cascades NP, Olympic NP, Siskiyous, Steens, Wallowas, West Gorge
  • Native: Yes
  • Also Known As: Mountain Dogbane

Map of where Apocynum androsaemifolium is found