Prostrate, straggly or dense shrub, 0.1-2 m tall, ?lignotuberous. Branchlets white-pubescent. Leaves simple, 2-8 cm long, 0.8-1.5 mm wide, glabrescent; mucro 1-2.5 mm long. Inflorescence axillary with 1-8 (-14) flowers; involucre 2-2.5 mm long; rachis 0.5-3 mm long, ferruginous appressed-pubescent with hairs continuing onto pedicel and perianth; pedicels 2.5-4.8 mm long. Perianth 4-6.5 mm long, white. Pistil 9.2-11.5 mm long; pollen presenter oblique, 0.7-0.85 mm long; gland semi-annular, 0.2-0.35 mm long laterally. Fruit ovate to broadly ovate, 1.3-2.4 cm long, 0.9-1.5 cm wide, smooth or rugose, obliquely beaked; horns usually prominent, 0-3.3 mm long; apiculum obscure. Seed obliquely oblong-elliptic, 10-17 mm long; wing encircling seed body, black.
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