|University of California, Berkeley|
|Jepson eFlora: Taxon page
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|Family: Plantaginaceae||View Description||Dichotomous Key|
|Genus: Penstemon||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Penstemon barnebyi N.H. Holmgren
Habit: Perennial herb 6--30 cm; hairs short, backward-pointing. Leaf: 20--75 mm; basal leaves well developed; distal cauline leaves lanceolate, (sub)entire. Inflorescence: glandular. Flower: calyx 4.5--12 mm, lobes +- lanceolate; corolla 10--14 mm, abruptly expanded to throat on lower side, throat 4--5 mm wide when pressed, violet, blue distally, glandular outside, throat white, dark-lined, floor +- yellow-hairy; anther sacs 0.7--0.9 mm, spreading flat; staminode much exserted, coiled at tip, densely orange-yellow-hairy.
Ecology: Limestone gravel or silt in sagebrush scrub or pinyon/juniper woodland; Elevation: 1500--2500 m. Bioregional Distribution: W&I; Distribution Outside California: Nevada. Flowering Time: May
eFlora Treatment Author: Margriet Wetherwax & Noel H. Holmgren
Jepson Online Interchange
Listed on CNPS Rare Plant Inventory
Previous taxon: Penstemon azureus var. azureus
Next taxon: Penstemon bicolor
Citation for this treatment: Margriet Wetherwax & Noel H. Holmgren 2016. Penstemon barnebyi, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=36874, accessed on April 30, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on April 30, 2016.