Taraxia subacaulis

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Taraxia subacaulis
Camissonia subacaulis.jpg
Taraxia subacaulis
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Myrtales
Family: Onagraceae
Genus: Taraxia
Species:
T. subacaulis
Binomial name
Taraxia subacaulis
Synonyms
  • Camissonia subacaulis(Pursh) P.H.Raven
  • Jussiaea subacaulisPursh
  • Oenothera subacaulis(Pursh) Garrett

Taraxia subacaulis is a species of evening primrose known by the common name diffuseflower evening primrose. It is native to the western United States, where it grows in several habitat types, especially in mountainous areas in moist meadows. It is a fleshy perennial herb growing from a taproot and usually lacking a stem. The leaves are lance-shaped to oval and up to 22 centimeters long and are borne on long petioles. The flower has 4 yellow petals, each up to 1.5 centimeters long, and a large, bulbous stigma tip. The fruit is a leathery capsule 1 to 3 centimeters long.