OregonFlora species comparison

erect to ascending, 15–20 cm, bases above ground as wide as attachment to rhizomes.

absent.

3 or 4, pinnately or palmately compound, 3- or 5-foliolate, bases not auriculate;

terminal leaflets obovate to lanceolate or linear in uppermost leaves, 1.3–2.3 × 0.2–0.8 cm;

lateral leaflets linear to linear-lanceolate, 0.9–1.5 × 0.1–0.3 cm;

margins entire.

bracts 0, fruiting pedicels ascending to suberect, 5–14 mm.

sepals erect, oblong, 1.2–1.5 mm;

lateral pair not saccate;

petals oblanceolate, 2–2.5 × 0.8–1 mm, white;

tips rounded, not clawed;

ovules 16–24 per ovary;

styles 0.5–0.7 mm.

10–20 × ~1 mm, glabrous.

oblong, 1.2–1.5 × 0.8–1 mm, brown.