noun
- Erect plant with blue-violet flowers in rings near tips of stems; Idaho to Utah and Wyoming.
- synonyms: Penstemon cyananthus
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| APA | WordNet. (2010). platte river penstemon. Retrieved September 26, 2026, from http://smartdefine.org/platte_river_penstemon/definitions/1241063 |
| Chicago | WordNet. 2010. "platte river penstemon" http://smartdefine.org/platte_river_penstemon/definitions/1241063 (accessed September 26, 2026). |
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| MLA | WordNet. "platte river penstemon" 23 October 2010. Web. 26 September 2026. <http://smartdefine.org/platte_river_penstemon/definitions/1241063> |