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Ranunculus alismifolius (Plantainleaf buttercup)
Vick, Albert F. W.

Ranunculus alismifolius

Ranunculus alismifolius Geyer ex Benth.

Plantainleaf Buttercup, Water-plantain Buttercup, Meadow Buttercup

Ranunculaceae (Buttercup Family)



USDA Native Status: L48 (N), CAN (N)

A shiny green perennial, 1-2 ft. high. The leaves are simple and round or lance-shaped. The waxy, five-petaled flowers are showy and bright yellow, grouped in rounded heads.


From the Image Gallery

2 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Herb
Leaf: Green
Size Class: 1-3 ft.

Bloom Information

Bloom Color: Yellow
Bloom Time: May , Jun


USA: CA , CO , ID , MT , NV , OR , UT , WA , WY
Native Distribution: B.C. to w. MT, s. to n. CA & CO
Native Habitat: Muddy banks; moist mt. meadows

Growing Conditions

Water Use: High
Light Requirement: Part Shade
Soil Moisture: Wet
CaCO3 Tolerance: Medium
Soil Description: Moist to wet soils.
Conditions Comments: Not Available


Warning: 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


Description: May be divided or increased by seed.
Seed Collection: Not Available
Seed Treatment: Not Available
Commercially Avail: yes

National Wetland Indicator Status

This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1 (Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here for map of regions.

Additional resources

USDA: Find Ranunculus alismifolius in USDA Plants
FNA: Find Ranunculus alismifolius in the Flora of North America (if available)
Google: Search Google for Ranunculus alismifolius


Record Modified: 2011-01-29
Research By: TWC Staff

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