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an erect spiny shrub, with spreading branchlets; leaves pinnate, 4–6 lin. long, solitary or fascicled; common petiole 1/2–1 lin. long, slender; rhachis winged; leaflets 5–9, very shortly stalked; blade elliptic or obovate, 1 1/4–3 lin. long, 3/4–1 1/2 lin. broad, puberulous or subglabrous; flowers fascicled on cushions below the branchlets; pedicels 1–2 lin. long; calyx campanulate, subglabrous; tube 1 1/2–2 lin. long; lobes 1/2 lin. long, roughly triangular with a pilose mucro; corolla yellow, glabrous; tube 5–6 lin. long, campanulate above, lower cylindric portion exceeding the calyx; limb 3/4 in. across; lobes orbicular, 3 1/2 lin. in diam., crenulate; stamens inserted 4–4 1/2 lin. above the base of the corolla-tube; filaments 2 lin. long; anthers exserted, 2 1/2–3 lin. long, beaked above; ovary 1 lin. long; capsule elliptic-oblong, 1 3/4 in. long, 5 1/2 lin. broad, beak 1 1/2 lin. long; nucleus of seed elliptic; hyaline wing 1–1 1/2 lin. broad. null