Erect several-stemmed perennial to 40 cm high. Stems with dense, spreading, curved hairs, dense in lines decurrent from leaf base, and usually with numerous glandular hairs. Leaves usually opposite, broadly to very broadly ovate, 0.3–2.5 cm long, with small, close distinct teeth, often rounded at apex and above the usually petiolate base. Flowers with inner surface of the hypanthium glabrous. Petals 2–5.5 mm long, white. Capsule 2–5 cm long, glandular pubescent or subglabrous; pedicel 1.5–4 cm long. Seeds narrowly obovoid, 0.5–0.7 mm long, comose.
Herb, often sprawling and branching at base. Stems ± erect, 10-40 cm tall, strigillose all round, densely so in lines decurrent from margins of petioles, often also with a few glandular hairs. Lamina of lf broadly ovate, 3-25 × 3-20 mm. Floral tube 0.5-1.5 mm deep, sparsely glandular-hairy. Petals white, 2-2.5 × 1.5-3.5 mm. Capsule subglabrous to strigillose, 2-5 cm long; fruiting pedicel 1.5-4.2 cm long.