Trichostema setaceum

Trichostema setaceum is an herbaceous flowering plant. Commonly referred to as narrowleaf bluecurls, it is in the Lamiaceae (mint family).[2] It grows in sandy soil, sandhills, and rocky uplands.[3]

Trichostema setaceum
Illustration from An illustrated flora of the northern United States, Canada and the British Possessions by Nathaniel Lord Britton and Addison Brown (1913)
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Lamiales
Family: Lamiaceae
Genus: Trichostema
Species:
T. setaceum
Binomial name
Trichostema setaceum
Synonyms[1]
  • Trichostema lineare (Walter)
  • Trichostema dichotomum L. var. lineare (Walter) Pursh

Description

Narrowleaf bluecurls is an annual growing to 50 cm (20 in). Stunning purple-blue flowers are borne from September to October. The stamens extend far beyond the petals, growing up to 20 mm (0.79 in).[4]

Conservation

It is listed as endangered in Kentucky, New York, Ohio, and Pennsylvania.[5] It is critically imperiled in Missouri.[4]

References
  1. "Plants Profile for Trichostema setaceum (narrowleaf bluecurls)". plants.usda.gov.
  2. "Lady Bird Johnson Wildflower Center - The University of Texas at Austin". www.wildflower.org. Retrieved 2020-03-01.
  3. "Trichostema setaceum page". www.alabamaplants.com. Retrieved 2020-03-01.
  4. "Trichostema setaceum page". www.missouriplants.com. Retrieved 2020-03-01.
  5. "Plants Profile for Trichostema setaceum (narrowleaf bluecurls)". plants.usda.gov. Retrieved 2020-03-01.


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