Penstemon floridus

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Penstemon floridus
var. floridus

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. floridus
Binomial name
Penstemon floridus

Penstemon floridus is a species of flowering plant in the plantain family known by the common names Panamint beardtongue and rose penstemon.[1]

It is native to the lower mountain and plateau areas of the Mojave Desert, within eastern California and southwestern Nevada. It grows in canyons, arroyos, and sagebrush scrub.

Description[edit]

Penstemon floridus is a perennial herb producing erect stems sometimes exceeding 1 metre (3.3 ft) tall. The thick leaves are lance-shaped to oval, usually toothed and somewhat wavy, and arranged in pairs with bases clasping the stem.[2]

The glandular inflorescence produces showy flowers up to 3 centimeters long and tubular in shape with a wide throat becoming narrowed at the lipped mouth. The flowers are bright pink with a darker lining inside.

Varieties[edit]

There are two varieties of this species.

  • Penstemon floridus var. austinii — Austin's beardtongue, named for Stafford Wallace Austin, collector of plants and husband of writer Mary Hunter Austin.[3][4]
  • Penstemon floridus var. floridus — Panamint beardtongue.[5]

See also[edit]

References[edit]

  1. ^ Penstemon floridus. CalFlora.
  2. ^ Suaudeau, J. (2015), "Progress from Embryonic Stem Cells to Transduced Pluripotent Stem Cells. An Overview", Stem Cells and Cancer Stem Cells, Volume 13, Stem Cells and Cancer Stem Cells, vol. 13, Dordrecht: Springer Netherlands, pp. 75–90, doi:10.1007/978-94-017-7233-4_6, ISBN 978-94-017-7232-7
  3. ^ Blakely, L. Who's in a Name - Austin's Beardtongue Archived 2001-08-17 at the Wayback Machine. Bristlecone CNPS Newsletter November 1999.
  4. ^ CalFlora: Penstemon floridus var. austinii
  5. ^ CalFlora: Penstemon floridus var. floridus

External links[edit]