Annual herb, 5-20 cm, simple or branched from base, in upper part with spreading eglandular hairs and numerous short capitate glandular hairs. Leaves lanceolate 5-30 x 4-8 mm, acute, with scattered white eglandular hairs. Calyx 5-7 mm in flower, densely vinous with spreading eglandular hairs; teeth triangular-lanceolate, subulate to acuminate, c. 1/3 shorter than tube. Corolla rose-pink, c. 10 mm, slightly exserted from calyx teeth. Nutlets c. 3.5 mm long, dark brown, narrow oblong, apically rounded.