Skip Navigation
Contact Us
Sign In
Symbiota Brand New Portal
Redesigned by the Symbiota Support Hub
☰
Home
Search
Map Search
Species Checklists
Images
Data Use
Symbiota Help
Sitemap
Select Language:
English
Español
Français
Ranunculus ambigens
Ranunculus ambigens
S. Watson
Family:
Ranunculaceae
Flora of North America
Resources
Alan T. Whittemore in Flora of North America (vol. 3)
Stems erect or ascending, rooting at proximal nodes, glabrous or sparsely hirsute. Roots not thickened basally, glabrous or somewhat canescent proximally. Proximal cauline leaf blades lanceolate, 5.9-12.2 × 1.1-2.4 cm, base rounded-obtuse to acuminate, margins denticulate, apex acuminate. Inflorescences: bracts linear or lanceolate. Flowers: receptacle glabrous; sepals 5, spreading or sometimes reflexed from base, 3-5 × 2-3 mm, glabrous; petals 5, 5-8 × 2-3 mm; nectary scales glabrous. Heads of achenes short-ovoid to depressed-globose, 5-7 × 4-8 mm; achenes 1.8 × 1.2-1.4 mm, glabrous; beak lanceolate, straight, 0.6-1.2 mm. Flowering late spring-summer (May-Aug). Creeks, ponds, ditches, marshes; 0-700 m; Ala., Conn., Del., D.C., Ga., Ill., Ind., Ky., La., Maine, Md., Mass., Mich., N.H., N.J., N.Y., N.C., Ohio, Pa., R.I., Tenn., Va., W.Va. The name Ranunculus obtusiusculus Rafinesque has been mistakenly used for R . ambigens .
Open Interactive Map
Click to Display
1 Total Images