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Penstemon pennellianus

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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

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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+12 inches long, with a short-haired staminode at the throat, and sparse hairy anthers inside.

Range

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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

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

References

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  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.