Thermopsis gracilis

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Thermopsis gracilis
Thermopsis gracilis JEPS109838.jpg
herbarium specimen
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
(unranked): Rosids
Order: Fabales
Family: Fabaceae
Subfamily: Faboideae
Genus: Thermopsis
Species: T. gracilis
Binomial name
Thermopsis gracilis

Thermopsis gracilis is a species of flowering plant in the legume family known by the common name slender goldenbanner.[1]

It is native to the Northwestern United States and Northern California.[1][2]

It grows in open mountain forests and other habitats.


Thermopsis gracilis is a rhizomatous perennial herb producing a fuzzy-haired, hollow stem up to a meter (3 ft.) tall. Each leaf has three leaflets as well as stipules that look like leaflets.

The inflorescence is a raceme of many bright yellow pealike flowers each measuring 2 centimeters long or more. The fruit is a leathery legume pod containing the seeds.


  1. ^ a b "Thermopsis gracilis". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 9 December 2015. 
  2. ^ Jepson . accessed 1.14.2014.

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