Native Plants
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Ranunculus longirostris
Ranunculus longirostris Godr.
Longbeak Buttercup
Ranunculaceae (Buttercup Family)
Synonym(s): Batrachium circinatum, Batrachium circinatum ssp. subrigidum, Batrachium longirostre, Ranunculus amphibius, Ranunculus aquatilis var. diffusus, Ranunculus aquatilis var. longirostris, Ranunculus aquatilis var. subrigidus, Ranunculus circinatus, Ranunculus circinatus var. subrigidus, Ranunculus subrigidus, Ranunculus usneoides
USDA Symbol: RALO2
USDA Native Status: L48 (N)
Plant Characteristics
Duration: PerennialHabit: Herb
Fruit Type: Achene
Size Notes: Stems creeping or floating, up to about 3 feet long.
Leaf: Green
Bloom Information
Bloom Color: White , YellowBloom Time: Apr , May , Jun , Jul , Aug , Sep
Bloom Notes: White or white with yellow marks near center.
Distribution
USA: AL , AR , AZ , CA , CO , CT , DE , IA , ID , IL , IN , KS , KY , MA , MI , MN , MO , MT , ND , NE , NH , NJ , NM , NV , NY , OH , OK , OR , PA , SD , TN , TX , UT , VA , VT , WA , WI , WYCanada: NB , NS , ON
Native Habitat: Fresh Water Aquatic
Growing Conditions
Water Use: HighLight Requirement: Part Shade
Soil Moisture: Wet
CaCO3 Tolerance: High
Aquatic: yes
Benefit
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
National Wetland Indicator Status
Region: | AGCP | AK | AW | CB | EMP | GP | HI | MW | NCNE | WMVE |
Status: | OBL | OBL | OBL | OBL | OBL | OBL | OBL |
Bibliography
Bibref 1294 - The Midwestern Native Garden: Native Alternatives to Nonnative Flowers and Plants An Illustrated Guide (2011) Adelman, Charlotte and Schwartz, Bernard L.Search More Titles in Bibliography
Web Reference
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 resources
USDA: Find Ranunculus longirostris in USDA PlantsFNA: Find Ranunculus longirostris in the Flora of North America (if available)
Google: Search Google for Ranunculus longirostris
Metadata
Record Modified: 2022-12-07Research By: TWC Staff