Penstemon davidsonii Greene
|Kingdom||Plantae||Plants, but not fungi, lichens, or algae|
|Subkingdom||Tracheobionta||Vascular plants—plants with a “circulatory system” for delivering water and nutrients|
|Division||Magnoliophyta||Flowering plants, also known as angiosperms|
|Class||Magnoliopsida||Dicotyledons—plants with two initial seed leaves|
|Subclass||Asteridae||A large class that encompasses asters|
|Order||Lamiales||Aromatic herbs and shrubs, including lavender, lilac, olive, jasmine, ash, teak, snapdragon, sesame, psyllium, garden sage, mint, basil, and rosemary|
|Genus||Penstemon||“Beard-tongues,” a reference to flower shape|
|Species||davidsonii||Named for geographer and astronomer Dr. George Davidson (1825–1911)|
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Penstemon davidsonii description by Thomas H. Kent, last updated 25 May 2020.
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6/3/2009 · Zion National Park, UT
≈ 13 × 11" (33 × 28 cm) ID is uncertain
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