Stock and main stems woody, us. much-branched, up to 25 cm. long; branchlets pale, slender, erect or ascending, bifariously pubescent. Lvs opp. except in floral region, sessile or nearly so, rather distant. Lamina ± 12-15 × 3-4 mm., pale green, ovate to ovate-oblong to elliptic, thin, glab.; margins rather distantly but distinctly denticulate. Fls ± 5 mm. diam.; calyx ± 3 mm. long, lobes ovate; petals white ± 4 mm. long. Capsules glab., pale green to erubescent, 20-40 mm. long; peduncles slender, 10-20 mm. long, glab. Seeds minutely papillose, with minute narrow process.