Plants not stoloniferous. Flowering stems erect, 5-60 cm. Leaves: blade 1-11 cm wide, 1-2 times denticulate to subcrenate, 5-13-lobed for 1/4-1/2 length, lobes cuneate to subovate, 1 or 2 times denticulate to subcrenulate, margins entire or erose with long bristles to rarely sublaciniate. Inflorescences erect, primary and higher-order branches perpendicular to central axis. Flowers: hypanthium narrowly turbinate-campanulate, portion distal to adnation to ovary marked by conspicuous flaring, 1.8-3.3 × 1.2-2.5 mm, stipitate-glandular proximally; sepals triangular to triangular-ovate, 0.6-1.7 × 0.6-1.2 mm, not as broad as long at apex, apex acute; petals unlobed, 2.5-3.1 mm, ovate and abruptly clawed to ovate-lanceolate and gradually tapering to claw, 1-1.8 mm wide; ovary 4/5+ inferior. Capsules cylindric to cylindric-ovate, 3.2-8 × 1.5-4 mm, beaks ± spreading. Seeds dark red-brown, 0.9-1.7 × 0.3-0.6 mm, main body (excluding winged margins) 0.7-1 mm. 2n = 14.
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