Penstemon pennellianus

Vulnerable  (NatureServe)
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Lamiales
Family: Plantaginaceae
Genus: Penstemon
Species:
P. pennellianus
Binomial name
Penstemon pennellianus
D.D.Keck.

Penstemon pennellianus, often called the Blue Mountain beardtongue or Blue Mountain penstemon, is a species of beardtongue native to Washington and Oregon.[1][2]

Description

The Blue Mountain penstemon is a medium-sized perennial flower that grows 8 to 24 inches tall.[3] It usually grows with clumps of basal leaves that are narrow, oblong and 3 to 10 inches long. Stem leaves clasping with the largest ones midstem and are oval-shaped with pointed tips. Flowers are a well-spaced cluster that grows tighter towards the top. The flowers are blue or purple and are 1 to 1+1⁄2 inches long, with a short-haired staminode at the throat, and sparse hairy anthers inside.

Range

This species is endemic to the Blue Mountains in southeastern Washington and northeastern Oregon. It reportedly grows in the following counties; Columbia (WA), Garfield (WA), Asotin (WA), Umatilla (OR), Union (OR), Wallowa (OR) and Grant (OR).[4] It is possible it also grows in Whitman County, Washington.[5]

Habitat

Subalpine areas, usually on rocky soil on the east side of hills or mountains. Open forests, ridge tops and gravelly slopes.[6]

References

  1. ↑ "Lady Bird Johnson Wildflower Center - The University of Texas at Austin". www.wildflower.org. Retrieved 2019-11-07.
  2. ↑ "Plants Profile for Penstemon pennellianus (Blue Mountain beardtongue)". plants.usda.gov. Retrieved 2019-11-07.
  3. ↑ Geer, Susan (February 2009). "Native Penstemons in Our Gardens -- A Guide for Union and Wallowa Counties" (PDF).
  4. ↑ "Penstemon pennellianus | Blue Mountain penstemon | Wildflowers of the Pacific Northwest". www.pnwflowers.com. Retrieved 2019-11-07.
  5. ↑ "Burke Herbarium Image Collection". biology.burke.washington.edu. Retrieved 2019-11-07.
  6. ↑ "Blue Mountain Beardtongue, Blue Mountain Penstemon, Pennell's Penstemon: Penstemon pennellianus". science.halleyhosting.com. Retrieved 2019-11-07.


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