Thelypodium laxiflorum

Thelypodium laxiflorum, the droopflower thelypody,[2] is a plant species native to the southwestern United States. It grows in open, rocky places on slopes and cliff faces, usually in pinyon-juniper woodlands at elevations of 4,900–10,200 feet (1,500–3,100 m). It has been reported from Utah, western Colorado, southern Nevada, northwestern Arizona, and northwestern New Mexico.[3][4]

Thelypodium laxiflorum
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Brassicales
Family: Brassicaceae
Genus: Thelypodium
Species:
T. laxiflorum
Binomial name
Thelypodium laxiflorum
Al-Shehbaz
Synonyms[1]
  • Stanleyella wrightii var. tenella (M.E. Jones) Payson
  • Thelypodium wrightii var. tenellum M.E. Jones

Thelypodium laxiflorum is a glabrous perennial. Stems are up to 55 inches (140 cm) tall, branching well above ground. It has both basal and cauline (stem) leaves. Flowers are white, rarely lavender, born in cymes. Fruits are long and narrow, visibly constricted between the seeds.[3][5][6][7][8][9]

References
  1. Tropicos
  2. "Thelypodium laxiflorum". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 9 December 2015.
  3. Flora of North America v 7 p 735.
  4. BONAP (Biota of North America Project) floristic synthesis, Thelypodium laxiflorum
  5. Al-Shehbaz, Ihsan Ali. 1973. Contributions from the Gray Herbarium of Harvard University 204: 129–132, pl. 22(A).
  6. photo of isotype of Thelypodium laxiflorum at Missouri Botanical Garden
  7. Payson, Edwin Blake. 1923. Annals of the Missouri Botanical Garden 9(3): 317.
  8. Jones, Marcus Eugene. 1895. Proceedings of the California Academy of Sciences, Series 2, 5(18): 622–623
  9. Holmgren, N. H., P. K. Holmgren & A.J. Cronquist. 2005. Vascular plants of the intermountain west, U.S.A., subclass Dilleniidae. 2(B): 1–488. In A.J. Cronquist, A. H. Holmgren, N. H. Holmgren, J. L. Reveal & P. K. Holmgren (eds.) Intermountain Flora. Hafner Pub. Co., New York.
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