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Eriogonum ovalifolium var. nivale

Polygonaceae

Cushion Buckwheat

Eriogonum ovalifolium var. nivale
Mats with short flower stems. Tiny round leaves entire, coated with dense white-woolly hairs, in tight round clusters forming crowded mats. Flower stalk less than 2 in. tall holds rounded cluster of white to cream flowers. Grows in alpine sand or gravel. Similar var. depressum usually a dense mat of greener foliage, with bright pink to white flowers, found mostly on Steens Mountain at high elevations. Varieties nivale and depressum freely hybridize.

  • Rarity: Locally Common
  • Flowering Time: Mid Summer
  • Flower Form: 4-6 petals, flowers in clusters
  • Life Cycle: Perennial
  • Height: 1/2–2 inches
  • Habitat: Alpine, Dry Rocky Sites, Subalpine
  • Found In: Crater Lake NP, Mt. Rainier NP, N Cascades NP, Olympic NP, Steens, Wallowas
  • Native: Yes

Map of where Eriogonum ovalifolium var. nivale is found