Scrophulariaceae
Penstemon rupicola

Rock Penstemon

Mats of evergreen leaves, flower stems less than 4 in. tall. Leaves widely oval to round, 1/4–3/4 in. long, finely toothed, deep blue-green, with a blue-white waxy surface. Flowers deep rose to pink, lavender-pink, or violet, rarely white, 3/4–1 1/2 in. long, staminode hairless or bearing golden-woolly hairs. Grows on rocky outcrops at mid to high elevations. Where they come in contact, hybridizes with P. davidsonii or P. newberryi.

  • Rarity: Locally Common
  • Flowering Time: May-August
  • Life Cycle: Perennial
  • Height: 2--6 inches
  • Habitat: West-Side Forest, East-Side Forest, Subalpine
  • Found In: N Cascades Np, Mt. Rainier Np, West Gorge, Siskiyous
  • Native: Yes

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