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Mahonia repens

Berberidaceae

Trailing Oregon-Grape

Mahonia repens
Prostrate or low-growing. Stems woody. Leaves divided into 5–7 egg-shaped, dull-surfaced leaflets 1–3 in. with 15–43 teeth. Flowers yellow, in terminal cluster at top of short stem, followed by egg-shaped, edible, blue berries. Often considered a variety of tall Oregon-grape, B. aquifolium, and growing in the same habitats: woodlands, conifer forests, canyons, but can also grow in drier areas at low to mid elevations.

  • Rarity: Common
  • Flowering Time: Late Spring, Early Summer
  • Flower Form: 9-6 petals terminal head
  • Life Cycle: Perennial
  • Height: 4–8 inches
  • Habitat: East-side Forest, West-side Forest
  • Found In: East Gorge, N Cascades NP, Siskiyous, Steens, Wallowas
  • Native: Yes
  • Latin Synonyms: Berberis repens, Berberis aquifolium var. repens, Mahonia amplectens

Map of where Mahonia repens is found