Slender succulent annual herb 5-10 cm. high with lax ascending bifariously pubescent branches up to 20 cm. or more long. Lvs sessile, distant, 4-10 × 3-8 mm., ovate to ovate-oblong with 2-4 pairs of obtuse to subacute crenations and obtuse tip, submembr., subglab. or finely white-pubescent, margins and veins below thickened and scabrid or setose with fine stiff hairs. Fls few and us. distant towards the upper part of the branches, pedicels slender, white-pubescent and sts also glandular-hairy, up to 30 mm. long and us. much > lvs, us. ± curved in fr. Calyx 3-4 mm. long, subevenly divided c. ⅓ way into obtuse lobes with margins and midribs thickened and white-pubescent, sts glandular hairs also present. Corolla white, 8-12 mm. long; tube much > calyx; lobes of lower lip 2.5-3 mm. wide, entire. Anthers golden yellow, margins hairy, awns unequal. Capsule = or > calyx, 3-4 × 3-3·5 mm., obovate to suborbicular, finely setose at apex; seeds 2 per locule or 1 by abortion, c. 2 mm. long.

Slender, succulent, annual herb to 5-10 cm tall; branches lax, ascending, bifariously hairy, to c. 25 cm long. Lvs sessile, 4-10 × 3-8 mm, ovate to ovate-oblong with 2-4 pairs of obtuse to subacute crenations, subglabrous or finely white-hairy; margins and veins below with fine stiff hairs. Fls with slender pedicels to 30 mm long. Calyx 3-4 mm long, divided c. ⅓ way; lobe margins and midrib white-hairy. Corolla white, 8-12 mm long. Anthers golden yellow; margins hairy; awns unequal. Capsule = or > calyx, 3-4 × 3-3.5 mm.