Heartleaf Saxifrage

Appearance

solitary or tufted, with bulbils on branched caudices, rhizomatous. Leaves basal; petiole rounded, 3-30 cm; blade reniform to round, 2-9 cm, thin or slightly fleshy, sometimes thick and fleshy, base cordate, margins deeply crenate, eciliate or sparsely short glandular-ciliate, surfaces glabrous or ± hairy. Inflorescences 10+-flowered, ± open, lax to congested, conic, sometimes also glomerate thyrses, 10-35 cm, tangled-hairy (pilose-arachnoid) at least distally, sometimes also purple- or brown-tipped stipitate-glandular. Flowers: sepals reflexed, ± ovate; petals white to pinkish, rarely orange-spotted, ovate to oblong, narrowly to broadly clawed, 2.5-4.5 mm, longer than sepals; filaments distinctly club-shaped; pistils connate 1/2-3/4 their lengths; ovary superior (to 1/3 adnate to hypanthium). Capsules green to yellow and purplish tinged to dark purple, valvate.

Distribution

Both sides of the Cascades in Washington; British Columbia to Oregon.

Habitat

Montane wet areas and streambanks from low to medium elevations.