Corolla c. 8 mm. long, pale pink, tubular with 5 subequal lobes c. 4 mm. long, at least the 2 lower petals with slits along their sutures at the base, tube short pubescent on the outside and on the inside towards the base, lobes papillose on both sides.
Stamens c. 3·2 mm. long; filaments linear, free, slightly dilated at the base, sparsely pubescent; anthers narrowly elliptic–oblong, c. 1·5 mm. long, shortly pubescent on the back and with a short tuft of hairs at the tip.
Raceme dense, up to 3 cm. long, long–pedunculate; pedicels up to 2 mm. long, short pubescent; bracts up to 10 mm. long, dentate; bracteoles up to 5 mm. long, lanceolate–acuminate.
Erect herb, 15–23 cm. tall; stem unbranched, ribbed, papillose at the base, short pubescent in the inflorescence region, otherwise glabrous.
Calyx–lobes narrowly triangular, erect, 3·2–5·6 mm. long, glabrous, with 1–2 pairs of teeth at the margin.
Hypanthium broadly obconical, 10–nerved, short pubescent.
Capsule and seeds not known.
Style c. 1·8 mm. long.