Thermopsis rhombifolia

Thermopsis rhombifolia
Conservation status
	; Secure (NatureServe)
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Rosids
Order:	Fabales
Family:	Fabaceae
Subfamily:	Faboideae
Genus:	Thermopsis
Species:	T. rhombifolia
Binomial name
	Thermopsis rhombifolia; (Nutt. ex Pursh) Nutt. ex Richardson

Thermopsis rhombifolia, also known as prairie thermopsis,^[2] is a flowering plant in the legume family. It is native to North America, where it is found in the Great Plains, with extensions into the lower canyons of the Rocky Mountains. Its natural habitat is dry grasslands and woodlands.^[3]^[4]

It is a perennial herb that produces yellow flowers in the spring.^[5]

Usage

The flowers were commonly used by the natives as a source of yellow dye and were boiled in a tea as a cure for stomach ailments for people and horses. The plant has toxic properties if ingested; symptoms of poisoning include vomiting, dizziness, and abdominal pain.^[6]

References

^ NatureServe (2024). "Thermopsis rhombifolia". Arlington, Virginia. Retrieved 27 August 2024.
^ NRCS. "Thermopsis rhombifolia". PLANTS Database. United States Department of Agriculture (USDA). Retrieved 9 December 2015.
^ Chen, Chia; Mendenhall, Meghan; Turner, Billie (1994). "Taxonomy of Thermopsis (Fabaceae) in North America". Annals of the Missouri Botanical Garden. 81 (4): 714–742. doi:10.2307/2399917. hdl:2152/31128. JSTOR 2399917.
^ Southwest Colorado Wildflowers
^ "Lady Bird Johnson Wildflower Center - The University of Texas at Austin". www.wildflower.org. Retrieved 13 November 2021.
^ McGrath-Hill, C. A.; Vicas, I. M. (1997). "Case series of Thermopsis exposures". Journal of Toxicology. Clinical Toxicology. 35 (6): 659–665. doi:10.3109/15563659709001251. PMID 9365438.

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[NatureServe-1] NatureServe (2024). "Thermopsis rhombifolia". Arlington, Virginia. Retrieved 27 August 2024.

[2] NRCS. "Thermopsis rhombifolia". PLANTS Database. United States Department of Agriculture (USDA). Retrieved 9 December 2015.

[Chen-3] Chen, Chia; Mendenhall, Meghan; Turner, Billie (1994). "Taxonomy of Thermopsis (Fabaceae) in North America". Annals of the Missouri Botanical Garden. 81 (4): 714–742. doi:10.2307/2399917. hdl:2152/31128. JSTOR 2399917.

[4] Southwest Colorado Wildflowers

[5] "Lady Bird Johnson Wildflower Center - The University of Texas at Austin". www.wildflower.org. Retrieved 13 November 2021.

[6] McGrath-Hill, C. A.; Vicas, I. M. (1997). "Case series of Thermopsis exposures". Journal of Toxicology. Clinical Toxicology. 35 (6): 659–665. doi:10.3109/15563659709001251. PMID 9365438.

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