| Family | PLANTAGINACEAE |
| Genus species | Penstemon rupicola (Piper) Howell sect. Erianthera |
| Habitat | rocks |
| Altitude | 60-2400m |
| Description | flowering branchlets spreading hirsute, leaves orbiculate to broadly elliptic, glaucous, denticulate, upper leaves reduced, flowers in compact raceme, corolla 25-35mm long |
| Size | 5-15cm |
| Color | reddish violet |
| Bloom | summer |
| Ca | |
| Type | subshrub |
| Cultivation | rock crevices with favourable water regime, eastern slopes alpine house, poor, drained soil, shading in summer |
| Propagation | seed in spring, barely covered, germ. 1-3 months, 13-18°C cuttings in late summer |
| Territory |
Northern America
Northwestern U.S.A. (Oregon , Washington ) Southwestern U.S.A. (California) |
| Bibliography | Plants of the World online powo.science.kew.org International Plant Names Index www.ipni.org |
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| Comments | PLANTAGINACEAE
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