Stokesia laevis

Apparently Secure  (NatureServe)[1]
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Subfamily: Vernonioideae
Tribe: Vernonieae
Genus: Stokesia
L'Hér.
Species:
S. laevis
Binomial name
Stokesia laevis
(Hill) Greene
Synonyms

Carthamus laevis[2]

Stokesia is a monotypic genus of flowering plants in the daisy family, Asteraceae, containing the single species Stokesia laevis. Common names include Stokes' aster and stokesia.[3][1] The species is native to the southeastern United States.

The flowers appear in the summer and are purple, blue, or white in nature.[2] The plant is cultivated as a garden flower. Several cultivars are available, including the cornflower blue 'Klaus Jelitto', 'Colorwheel', which is white, turning purple over time, and 'Blue Danube', which has a blue flower head with a white center.[4] More unusual cultivars include the pink-flowered 'Rosea' and yellow-flowered 'Mary Gregory'.[5]

Like a few other plants (such as some species of Vernonia), it contains vernolic acid, a vegetable oil with commercial applications.[6]

The genus is named after Jonathan Stokes (1755–1831), English botanist and physician.[2]

References

  1. 1 2 Stokesia laevis. NatureServe. 2012.
  2. 1 2 3 Stokesia L’Héritier. Flora of North America.
  3. "Stokesia laevis". Germplasm Resources Information Network. Agricultural Research Service, United States Department of Agriculture. Retrieved 19 January 2018.
  4. Stokesia laevis. Missouri Botanical Garden.
  5. Stokesia laevis. Floridata.
  6. Cahoon, E. B., et al. (2002). Transgenic production of epoxy fatty acids by expression of a cytochrome p450 enzyme from Euphorbia lagascae seed. Plant Physiology 128(2), 615-24.


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