Brongniartia oligosperma Baill.

Brongniartia oligosperma Baillon, Adansonia 9: 240. 1870
Brongniartia lasiocarpa Rose, Contr. U. S. Nat. Herb. 13: 268. 1909. Brongniartia oligospermoides Standley, Contr. U. S. Nat. Herb. 23: 470. 1922.
A low bush, 3-4 dm. high; young branches densely brownvillous; leaves 1-3 cm. long; stipules lanceolate ;rachis brown-villous; leaflets 1117, oval to orbicular, 5-7 mm. long, rounded at each end, mucronate, shining and spaiingly villous above, densely so beneath, reticulateveined; flowers axillary, mostly solitary; pedicels 4-8 mm. long, villous; bractlets oval, 3-4 mm. long, villous; calyx villous without, 8 mm. long; corolla dark rcse-purple, 15 mm. long; pod 1.5-2 cm. long, densely long-villous, the stipe very short.
Type locality: Xochicalco, "Mexico."
Distribution: Puebla and type locality.