Ranunculus bulbosus |
Ranunculus alismifolius |
|||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
bulbous buttercup, bulbous crowfoot, renoncule bulbeuse, St. Anthony's-turnip |
common water plantain buttercup, kidney-leaf buttercup, plantain-leaf buttercup, water-plantain buttercup |
|||||||||||||||||||||
Roots | never tuberous. |
slender or fusiform-thickened basally, glabrous. |
||||||||||||||||||||
Stems | erect, never rooting nodally, strigose or hirsute, base bulbous and cormlike. |
erect or ascending, not rooting nodally, glabrous or hirsute. |
||||||||||||||||||||
Leaves | basal leaf blades with base acute; proximal cauline leaf blades lanceolate, ovate, or elliptic, 1.8-14.1 × 0.7-2.9 cm, base acuminate to rounded, margins entire or serrulate, apex obtuse to acuminate. |
|||||||||||||||||||||
Basal leaf | blades ovate to cordate in outline, 3-foliolate, rarely merely deeply divided, 2–5.3 × 2.4–5.4 cm, leaflets 1–2x-lobed, ultimate segments oblong to obovate, margins toothed, apex rounded in outline. |
|||||||||||||||||||||
Inflorescences | bracts lanceolate. |
|||||||||||||||||||||
Flowers | receptacle pubescent; sepals reflexed 2–3 mm above base, 6–9 × 2–4 mm, pilose; petals 5, yellow, 9–13 × 8–11 mm. |
receptacle glabrous; sepals 5, spreading or reflexed from base, 2-6 × 1-4 mm, glabrous or hirsute; petals 5-12, 5-14 × 2-8 mm; nectary scales glabrous. |
||||||||||||||||||||
Heads of achenes | ovoid, 6–9 × 5–7 mm; achenes 2.2–3.2 × 2.2–2.8 mm, glabrous, margin forming narrow rib 0.1–0.2 mm wide; beak persistent, lanceolate to deltate, 0.2–0.8 mm, slender tip hooked when present. |
hemispheric to globose, 3-7 × 4-8 mm; achenes 1.6-2.8 × 1.2-2 mm, glabrous or rarely hispid; beak lance-subulate, straight or weakly curved, 0.4-1.2 mm. |
||||||||||||||||||||
Ranunculus bulbosus |
Ranunculus alismifolius |
|||||||||||||||||||||
Phenology | Flowering spring (Apr–Jun). | |||||||||||||||||||||
Habitat | Meadows | |||||||||||||||||||||
Elevation | 0–700 m (0–2300 ft) | |||||||||||||||||||||
Distribution |
AL; AR; CA; CT; DC; DE; GA; IL; IN; KS; KY; LA; MA; MD; ME; MI; MO; NC; NE; NH; NJ; NY; OH; OR; PA; RI; SC; TN; VA; VT; WA; WV; BC; NF; NS; ON; QC; South America; native to Eurasia; Pacific Islands; Australia [Introduced in North America]
|
CA; CO; ID; MT; NV; OR; UT; WA; WY; BC
|
||||||||||||||||||||
Discussion | Ranunculus bulbosus is native to Europe and the Near East but has become naturalized in many other parts of the world. It is considered an introduced weed in the flora. The Iroquois used Ranunculus bulbosus as a toothache remede and as a a treatment for venereal disease (D. E. Moerman 1986). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Varieties 6 (6 in the flora). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
||||||||||||||||||||
Key |
|
|||||||||||||||||||||
Source | FNA vol. 3. | FNA vol. 3. | ||||||||||||||||||||
Parent taxa | Ranunculaceae > Ranunculus > subg. Ranunculus > sect. Ranunculus | Ranunculaceae > Ranunculus > subg. Ranunculus > sect. Flammula | ||||||||||||||||||||
Sibling taxa | ||||||||||||||||||||||
Subordinate taxa | ||||||||||||||||||||||
Synonyms | R. bulbosus var. dissectus, R. bulbosus var. valdepubens | |||||||||||||||||||||
Name authority | Linnaeus: Sp. Pl. 1: 554. (1753) | Geyer ex Bentham: Pl. Hartw., 295. (1849) | ||||||||||||||||||||
Web links |
|
|