Shrub. Leaves rigid, terete, sometimes flattened when young, 0.5-7.7 cm long, 0.8-1.7 mm wide. Inflorescence with 4, 6 or 8 flowers; involucre 4.5-6.5 mm long; pedicels 2.5-4 mm long. Perianth 3.7-5.5 mm long, white or cream-white. Pistil deflexed. Fruit narrowly ovate to lanceolate with an obliquely transverse, irregularly-toothed crest c. 1/3 distance from base, 1.6-2.7 cm long, 0.5-0.9 cm wide, finely black-pusticulate or smooth, dark brown-streaked, long-apiculate (often broken); apiculum 6-9 mm long. Seed narrowly elliptic, 11-15 mm long; wing light or dark brown.
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