Perennial herb, much-branched from woody stock; stems woody at base, often prostrate; branches erect, 8-15-20 cm tall, bifariously hairy. Lvs sessile, 6-12-(15) × 3-6-(8) mm, narrow-cuneate to cuneate-obovate or cuneate-oblong, glabrous; apex 3-lobed with narrow lateral lobes and broad, obtuse to subacute central lobe, sometimes incisions very shallow. Fls on pedicels to 10 mm long. Calyx 6-12 mm long, glabrous, or sparsely hairy at very base, divided 1/4-⅓ way. Corolla white, 15-20 mm long. Anthers red-brown; marginal hairs numerous; awns usually unequal. Capsule < calyx, ± 6-9 × 3-4 mm.