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Ranunculus macranthus
Ranunculus macranthus Scheele
Large Buttercup
Ranunculaceae (Buttercup Family)
Synonym(s): Ranunculus fascicularis var. cuneiformis, Ranunculus macranthus var. typicus
USDA Symbol: RAMA3
USDA Native Status: L48 (N)
This is a clumped perennial with bright-yellow, fragrant, cup-shaped flowers. The long-stalked blossoms often appear semi-doubled. Large buttercup stems can be erect and 1 ft. tall or reclining and 3 ft. long. Its stem leaves are densely hairy and deeply cleft, while the basal leaves are cut into leaflets.
This is one of the largest-flowered native buttercups.
Bloom Information
Bloom Color: YellowBloom Time: Mar , Apr
Distribution
USA: AZ , NM , TXNative Distribution: S.w. U.S. & Mex.
Native Habitat: Prairie, Plains, Meadows, Pastures, Savannas, Woodlands' edge, Opening
Growing Conditions
Water Use: MediumLight Requirement: Sun
Soil Moisture: Moist
Soil pH: Acidic (pH<6.8)
Soil Description: Rich, wet soils. Sandy, Sandy Loam, Medium Loam, Clay Loam, Clay
Conditions Comments: This is one of the largest flowered native buttercups. The large butter-yellow flowers and attractive foliage of this plant immediately attract the eye. Prefers moist soil.
Benefit
Use Ornamental: Pocket prairie, Wildflower meadow, Bog or pond areaWarning: 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
Interesting Foliage: yes
Nectar Source: yes
Deer Resistant: High
Propagation
Description: Easily raised from seed.Seed Collection: Collect seed in May or June. Falls quickly after maturing so watch closely.
Commercially Avail: yes
National Wetland Indicator Status
Region: | AGCP | AK | AW | CB | EMP | GP | HI | MW | NCNE | WMVE |
Status: | FACW | FACW |
From the National Organizations Directory
According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:Lady Bird Johnson Wildflower Center - Austin, TX
Bibliography
Bibref 765 - McMillen's Texas Gardening: Wildflowers (1998) Howard, D.Bibref 281 - Shinners & Mahler's Illustrated Flora of North Central Texas (1999) Diggs, G. M.; B. L. Lipscomb; B. O'Kennon; W. F...
Bibref 328 - Wildflowers of Texas (2003) Ajilvsgi, Geyata.
Bibref 286 - Wildflowers of the Texas Hill Country (1989) Enquist, M.
Search More Titles in Bibliography
Additional resources
USDA: Find Ranunculus macranthus in USDA PlantsFNA: Find Ranunculus macranthus in the Flora of North America (if available)
Google: Search Google for Ranunculus macranthus
Metadata
Record Modified: 2007-01-01Research By: TWC Staff