Ranunculus pallasii |
Ranunculus lapponicus |
|
---|---|---|
Pallas' buttercup, renoncule de Pallas |
Lapland buttercup, renoncule de lapponie |
|
Stems | creeping or floating, rooting nodally, glabrous, not bulbous-based. |
prostrate, buried, rooting nodally, glabrous, not bulbous-based. |
Basal leaf blades | linear to obovate, undivided or 3-lobed, 1.5-3.6 × 0.3-2 cm, lobes lanceolate or elliptic, margins entire, apex rounded to acuminate. |
reniform, deeply 3-parted, 1.1-2.6 × 1.6-4.3 cm, segments undivided or 1x cleft, margins crenate, apex rounded. |
Flowers | receptacle glabrous; sepals spreading, 6-10 × 4-7 mm, glabrous; petals 7-11, white or pink, 8-13 × 3-6 mm. |
receptacle glabrous; sepals spreading or reflexed from base, 4-7 × 2-5 mm, glabrous; petals yellow, 5-6 × 2-3 mm. |
Heads of achenes | globose or hemispheric, 5-12 × 9-15 mm; achenes 4.2-5.2 × 2.4-3.2 mm, glabrous; beak persistent, lanceolate, straight or curved, 1-1.2 mm. |
hemispheric, 5-7 × 8-10 mm; achenes 3.8-4.2 × 2-2.2 mm, glabrous; beak persistent, lanceolate, curved, tip hooked, 1.6-2.4 mm. |
Tuberous | roots absent. |
roots absent. |
2n | = 32. |
= 16. |
Ranunculus pallasii |
Ranunculus lapponicus |
|
Phenology | Flowering summer (Jul–Aug). | Flowering late spring–summer (Jun–Jul). |
Habitat | Shallow water of bogs and pools in muskeg and tundra | Boggy places and lakesides in tundra, muskeg, and boreal forest |
Elevation | 0-700 m (0-2300 ft) | 0-900 m (0-3000 ft) |
Distribution |
AK; MB; NF; NT; ON; QC; YT; Eurasia |
AK; ME; MI; MN; AB; BC; MB; NB; NF; NT; ON; QC; SK; YT; Greenland; Eurasia
|
Discussion | Starving individuals among western Eskimo groups ate the soaked plant of Ranunculus lapponicus as a dietary aid before consuming other food (D. E. Moerman 1986). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
|
Source | FNA vol. 3. | FNA vol. 3. |
Parent taxa | Ranunculaceae > Ranunculus > subg. Pallasiantha | Ranunculaceae > Ranunculus > subg. Coptidium |
Sibling taxa | ||
Name authority | Schlechtendal: Animadv. Bot. Ranunc. Cand. 1: 15. (1819) | Linnaeus: Sp. Pl. 1: 553. (1753) |
Web links |