Ranunculus glaberrimus Hook.
Ranunculaceae (Buttercup Family)
USDA Symbol: RAGL
A small fleshy plant with most of the leaves at the base and shiny yellow flowers.
Among the first wildflowers to bloom in the spring. The very smooth, rather fleshy leaves are characteristic. The toxin in buttercups is unstable and is rendered harmless by drying or boiling the leaves.
From the Image Gallery
Plant CharacteristicsDuration: Perennial
Fruit Type: Achene
Size Notes: Stems prostrate or ascending, up to about 6 inches long.
Bloom InformationBloom Color: Yellow
Bloom Time: Mar , Apr , May , Jun , Jul
DistributionUSA: AZ , CA , CO , ID , MT , ND , NE , NM , NV , OR , SD , UT , WA , WY
Canada: AB , BC , SK
Native Distribution: British Columbia to northern California; east to New Mexico, Nebraska, and North Dakota.
Native Habitat: Mostly among sagebrush and in open pine woods.
Growing ConditionsWater Use: High
Light Requirement: Sun
CaCO3 Tolerance: Medium
BenefitWarning: POISONOUS PARTS: All parts. Low toxicity if eaten. Minor skin irritation lasting minutes if touched. Symptoms include burning of the mouth, abdominal pain, vomiting, and bloody diarrhea. Skin redness, burning sensation, and blisters following contact with cell sap. Toxic Principle: Protoanemonin, released from the glycoside ranunculin.(Poisonous Plants of N.C.)
Conspicuous Flowers: yes
Find Seed or Plants
Find seed sources for this species at the Native Seed Network.
National Wetland Indicator Status
From the National Organizations DirectoryAccording to the species list provided by Affiliate Organizations, this plant is on display at the following locations:
Native Seed Network - Corvallis, OR
Web ReferenceWebref 30 - Calflora (2018) Calflora
Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter
Additional resourcesUSDA: Find Ranunculus glaberrimus in USDA Plants
FNA: Find Ranunculus glaberrimus in the Flora of North America (if available)
Google: Search Google for Ranunculus glaberrimus
MetadataRecord Modified: 2023-05-04
Research By: TWC Staff