Absaroka Range Beardtongue (Penstemon absarokensis Evert)
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↑Links & External Resources
• Penstemon absarokensis (Absaroka Range beardtongue) | USDA PLANTS Database (About This Site)
• Penstemon absarokensis | Biota of North America Project (BONAP) (About This Site)
• Penstemon absarokensis Evert | Plants of the World Online (POWO) (About This Site)
• Penstemon absarokensis | NatureServe Explorer (About This Site)
• Penstemon absarokensis | Flora of North America (About This Site)