Biology:Penstemon calycosus
| Penstemon calycosus | |
|---|---|
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Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Lamiales |
| Family: | Plantaginaceae |
| Genus: | Penstemon |
| Species: | P. calycosus
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| Binomial name | |
| Penstemon calycosus | |
Penstemon calycosus, commonly called longsepal beardtongue,[1] is a species of plant in the plantain family (Plantaginaceae). It is native to eastern North America, where it native to the Upper South and Midwestern United States.[2] It expanded its range into the northeast United States in the early 20th century.[3] Its natural habitat is in open woodlands, prairies, and bluffs, often over limestone.[4][5]
Penstemon calycosus is an herbaceous perennial, growing to around 3 feet tall. Its flowers are lavender to purple and tubular.[5] It blooms in late spring and early summer, ranging May to July depending on latitude.[3]
Penstemon calycosus is similar to the more widespread Penstemon digitalis. P. calycosus can be distinguished from P. digitalis by its purple flowers and longer, attenuate sepals.[4]
References
- ↑ "Penstemon calycosus". Natural Resources Conservation Service PLANTS Database. USDA. https://plants.usda.gov/core/profile?symbol=PECA7. Retrieved 24 February 2019.
- ↑ "Penstemon calycosus", County-level distribution map from the North American Plant Atlas (NAPA) (Biota of North America Program (BONAP)), 2014, http://bonap.net/MapGallery/County/Penstemon%20calycosus.png, retrieved 24 February 2019
- ↑ 3.0 3.1 Pennell, Francis (1935). The Scrophulariaceae of Eastern Temperate North America. Philadelphia: Wickersham Printing Company. p. 215.
- ↑ 4.0 4.1 Chester, Edward (2015). Guide to the Vascular Plants of Tennessee.
- ↑ 5.0 5.1 Hilty, John (2016). "Penstemon calycosus". http://www.illinoiswildflowers.info/savanna/plants/ls_penstemon.htm.
Wikidata ☰ Q17739522 entry
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