Shrub to 2 m tall, apparently lacking lignotubers. Branches erect to spreading; young branches finely pubescent. Leaves shortly petiolate; lamina ovate or obovate, 10-25 mm long, thick, strongly mucronate, entire or with 1 or 2 prickly lobes on each margin, glabrous; veins scarcely visible. Conflorescence 7-flowered; inner bracts stiff, reaching to base of suture of perianth. Flowers actinomorphic, crowded, enclosed by bracts. Perianth 10-12 mm long, bright yellow, scarcely dilated, with sparse indumentum; adaxial suture deepest. Anthers generally not coiling with perianth lobes. Hypogynous glands absent. Style pilose in lower 1/2-2/3. Fruit somewhat globose, c. 10 mm diam.; beak and horns largely indistinguishable from coarse spines on sides. Seeds 2, circular, 7-8 mm diam., with narrow, irregular, annular wing.
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