Ranunculus pacificus

(Hultén) L. D. Benson

Amer. Midl. Naturalist 40: 79. 1948.

Endemic
Basionym: Ranunculus septentrionalis subsp. pacificus Hultén Acta Univ. Lund, n.s. 40: 769. 1944
Treatment appears in FNA Volume 3.

Stems erect or reclining, never rooting nodally, hispid or glabrous, base not bulbous. Roots never tuberous. Basal leaf blades broadly triangular to cordate in outline, 3-foliolate, 6-13 × 8-16 cm, leaflets lobed, margins toothed, ultimate segments elliptic to lance-elliptic or oblong, margins toothed, apex acute or obtuse. Flowers: receptacle hispid; sepals reflexed 1-2 mm above base, 6-9 × 3-4 mm, sparsely hispid; petals 5, abaxially yellow or purplish, adaxially yellow, 9-11 × 6-8 mm. Heads of achenes ovoid to globose, 9-11 × 8-11 mm; achenes 3.2-3.8 × 2-3 mm, glabrous, margin forming narrow rib 0.1-0.2 mm wide; beak persistent, lanceolate or subulate from triangular base, straight or tip weakly hooked, 1-1.8 mm.


Phenology: Flowering summer (Jul).
Habitat: Along streams and in meadows
Elevation: 0 m

Discussion

Ranunculus pacificus is endemic to the Alaska panhandle.

Selected References

None.

Lower Taxa

None.