Shrubs, evergreen, erect, to 1.5 m tall. Spines 5-7 mm; young branches densely brown scaly. Petiole brown, 8-14 mm; leaf blade narrowly elliptic or lanceolate, 4.5-8.5 × 1.2-2.5 cm, leathery, abaxially grayish white scaly, lateral veins 7 or 8 per side of midrib, base narrowly cuneate, margin conspicuously revolute, apex long acuminate. Flowers 2-4 in axils. Pedicel 5-7 mm. Flowers light yellow, outside densely silvery scaly. Calyx tube campanulate, slightly 4-ribbed, ca. 5 mm; lobes triangular, ca. 3.5 mm, inside sparsely white stellate-scaly, apex acuminate. Filaments triangular, ca. 0.5 mm; anthers oblong, ca. 1.3 mm. Style erect, coiled into a spiral up to base of lobes, sparsely stellate-hairy; stigma expanded, ca. 1.5 mm. Fruit not seen. Fl. Sep-Oct.
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