Plants erect, 30-50 cm tall, with corymbiform branching, branches green or whitish, somewhat glaucous, glabrous, ± gland dotted. Leaves 20-39 x 5-13 mm, elliptic-oblong to lanceolate or elliptic, base tapering to a short petiole, acute to subacute, dark glandular-punctate. Inflorescence in dense, small-flowered corymbs; bracts lanceolate, sparsely pubescent or glabrous. Sepals ovate, 0.5-1 mm, obtuse, sparsely ciliate glandular, persistant. Petals yellow, 4-5 mm, elliptical, shortly clawed, glandular. Filaments free to about half the length of the petals, glandular, barbate inside the expanded portion. Ovary 5-locular, glabrous, densely glandular; style 1.5 mm, glabrous. Capsule 4 mm broad, densely covered with protuding glands, indehiscent. Seed 1 in each locule.