Ranunculus eschscholtzii
Ranunculus eschscholtzii is a species of buttercup flower known by the common name Eschscholtz's buttercup.[1][2]
| Ranunculus eschscholtzii | |
|---|---|
| Ranunculus eschscholtzii in Olympic National Park In PA | |
| Scientific classification | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Order: | Ranunculales |
| Family: | Ranunculaceae |
| Genus: | Ranunculus |
| Species: | R. eschscholtzii |
| Binomial name | |
| Ranunculus eschscholtzii | |
The species name honors Johann Friedrich von Eschscholtz, an Imperial Russian botanist and entomologist active on the West Coast in the 1820s and 1830s.
Distribution and habitat edit
The plant is native to much of western North America from the Arctic northwestern Canada and Alaska to California and New Mexico.[3] It grows in meadows and talus on high mountain slopes and other open rocky habitat.[4]
Description edit
Ranunculus eschscholtzii is a perennial herb producing one or more erect stems up to 20 or 25 centimeters tall. The lower leaves have somewhat rounded blades each divided into a few lobes and borne on long petioles. Any upper leaves are smaller and not borne on petioles. The herbage is hairless and sometimes waxy in texture.
The inflorescence is made up of one to three flowers on narrow pedicels. The flower has five to eight oval or rounded shiny yellow petals up to 1.5 centimeters long each around a central nectary with many stamens and pistils.
The fruit is an achene borne in a cluster of 17 or more.
Varieties edit
- Ranunculus eschscholtzii var. eschscholtzii
- Ranunculus eschscholtzii var. oxynotus — endemic to the Sierra Nevada and Great Basin ranges in eastern California and western Nevada.[5]
- Ranunculus eschscholtzii var. suksdorfii — Suksdorf's buttercup, endemic to the Klamath Mountains.[6]
References edit
- ^ USDA, NRCS (n.d.). "Ranunculus eschscholtzii". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 18 October 2015.
- ^ "Ranunculus eschscholtzii in Flora of North America @ efloras.org". www.efloras.org. Retrieved 2022-09-09.
- ^ "Ranunculus eschscholtzii Schltdl. | Plants of the World Online | Kew Science". Plants of the World Online. Retrieved 2022-09-09.
- ^ "Lady Bird Johnson Wildflower Center - The University of Texas at Austin". www.wildflower.org. Retrieved 2022-09-09.
- ^ "Ranunculus eschscholtzii var. oxynotus Calflora". www.calflora.org. Retrieved 2022-09-09.
- ^ "Ranunculus eschscholtzii var. suksdorfii Calflora". www.calflora.org. Retrieved 2022-09-09.
External links edit
- Calflora Database: Ranunculus eschscholtzii (Eschscholtz's buttercup)
- Jepson Manual eFlora (TJM2) treatment of Ranunculus eschscholtzii
- Washington Burke Museum
- UC Photos gallery − Ranunculus eschscholtzii (Eschscholtz's buttercup)