Leaves: stipules sheathing, greenish, ca. 5 mm, mem-branous; petiole 3-30 cm; blade 3.5-10 cm, ultimate margins ciliate. Inflorescences 40-90 cm, densely stipitate-glandular or glandular-hispid; bracts subtending pedicels scalelike. Flowers: hypanthium campanulate to widely urceolate, 4.5-9 mm, stipitate-glandular; sepals erect, elliptic, 1-3 mm, apex acute; petals erect proximally, spreading to reflexed distally, obovate, 5-7-lobed, 3-7 mm, lobes usually linear; stamens included, 0.8-1 mm; filaments 0.5 mm; styles included, 1-1.5 mm. Capsules ovoid, 7-8 mm. Seeds 100-150, 0.8-1 mm. 2n = 14.
Rocky soils under moist conditions, occasionally in boggy land, in redwood, mixed evergreen and yellow pine forests from sea level to 1500 metres.