Biology:Penstemon floridus

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Short description: Species of flowering plant

Penstemon floridus
Penstemonfloridusfloridus.jpg
var. floridus
Scientific classification edit
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Lamiales
Family: Plantaginaceae
Genus: Penstemon
Species:
P. floridus
Binomial name
Penstemon floridus
Brandeg.

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

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

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

References

  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 (Dordrecht: Springer Netherlands) 13: 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 . Bristlecone CNPS Newsletter November 1999.
  4. CalFlora: Penstemon floridus var. austinii
  5. CalFlora: Penstemon floridus var. floridus

External links

Wikidata ☰ Q7164852 entry