Shrub 0.5-4 m tall. Branchlets subsericeous. Leaves ascending, 3-11 cm long, 0.5-2 mm wide; juvenile leaves divided; adult leaves entire, subterete to linear, dorsiventral to almost dipleural; margins revolute or obscure; lower surface 2-grooved, with grooves almost lateral, or abaxial and then rarely with a little subsericeous lamina exposed. Unit conflorescence erect, regular, dome-shaped subumbelloid, acropetal; floral rachis 2-5 mm long, tomentose. Flowers adaxially oriented; pedicels subsericeous to sparsely so. Perianth sparsely to densely subsericeous or glabrous outside, bearded or papillose inside. Pistil 5-12.5 mm long, glabrous or rarely with a few hairs near ovary; pollen-presenter oblique. Follicle obloid-ellipsoidal, 7-12 mm long, glabrous, mildly to strongly rugose.