Bot. Zhurn. (Moscow & Leningrad) 58: 1128, fig. 1. 1973.
Plants cespitose, sometimes densly so, to 1.5 dm. Leaves to 5 cm; petiole 1/2-3/4 length of leaf; blade light green abaxially, dark green adaxially, lanceolate, 1×-lobed with 1, occasionally 2, pairs of lateral lobes, hirsute; terminal lobe occasionally with small secondary lobes, apex obtuse, rounded. Inflorescences: scapes erect, sparsely to densely hispid. Flowers to 3.5 cm diam.; petals yellow or white; anthers yellow; stigmas 5-6, disc flat. Capsules subglobose to obconic, to 1.2 cm, 1-2.5 times longer than broad, densely hirsute, trichomes dark-brown or black.
Phenology: Flowering Jul-early Aug.
Habitat: Well-drained gravels of floodplain terraces and coastal arctic screes
Elevation: 0-100 m
Alaska, Asia (Russian Far East)
According to A. I. Tolmatchew and V. V. Petrovsky (1975), this species is known in Alaska also from the Seward Peninsula, presumably based on a specimen at LE (St. Petersburg), which we have not seen.