Pomaria brachycarpa (A. Gray) B. B. Simpson

Larrea brachycarpa (A. Gray) Britton
Hoffmanseggia brachycarpa A. Gray, PI. Wright. 1: 55. 1852. Caesalpinia brachycarpa E. M. Fisher. Bot. Gaz. 18: 123. 1893.
Herbaceous, with a woody rootstock, branching at base and above, 1-3 dm. long, the branches sparingly pubescent, usually glandless. Stipules obovate, denticulate, caducous; pinnae 5 or 7 ; leaflets 3-5 pairs, elliptic, 3-6 mm. long, glabrous or nearly so, with many sessile l)lack glands beneath; racemes 1 dm. long or less, 6— 12-flowered: bracts obovate-oblong, 3-4 mm. long, lacerate, caducous; pedicels 3-5 mm. long; calyx 5-6 mm. long, pubescent, the lobes linear-lanceolate, glandular; petals a little longer than the calyx-lobes; stamens shorter than the calyx; legume oval to short-oblong, 12-20 mm. long, acute or cuspidate, puberulent or short-pubescent and sparingly black-glandular, 2-seeded, the margin with short processes.
Type LOCALITY': New Mexico, in error for southwestern Texas. Distribution; Southwestern Texas.

Perennial, Shrubs, Stems woody below, or from woody crown or caudex, Taproot present, Stems erect or ascending, Stems less than 1 m tall, Plants gland-dotted or with gland-tipped hairs, Stems solid, Stems or young twigs glabrous or sparsely glabrate, Stems or young twigs sparsely to densely hairy, Leaves alternate, Leaves petiolate, Stipules conspicuous, Stipules green, triangulate to lanceolate or foliaceous, Stipules persistent, Stipules free, Stipules toothed or laciniate, Leaves compound, Leaves odd pinnate, Leaves bipinnate, Leaf or leaflet margins entire, Leaflets opposite, Leaflets 10-many, Leaves glandular punctate or gland-dotted, Leaves glabrous or nearly so, Leaves hairy on one or both surfaces, Inflorescences racemes, Inflorescence terminal, Inflorescence leaf-opposed, Bracts very small, absent or caducous, Flowers zygomorphic, Calyx 5-lobed, Calyx glan d-dotted or with glandular spot, Calyx hairy, Petals separate, Petals clawed, Petals orange or yellow, Petals bicolored or with red, purple or yellow streaks or spots, Stamens 9-10, Stamens heteromorphic, graded in size, Filaments hairy, villous, Style terete, Fruit a legume, Fruit unilocular, Fruit freely dehiscent, Fruit oblong or ellipsoidal, Fruit strongly curved, falcate, bent, or lunate, Fruit exserted from calyx, Fruit glabrous or glabrate, Fruit hairy, Fruit gland-dotted or with gland-tipped hairs, Fruit 1-seeded, Fruit 2-seeded, Seeds ovoid to rounded in outline, Seed surface smooth, Seeds olive, brown, or black.

Pomaria brachycarpa là một loài thực vật có hoa trong họ Đậu. Loài này được (A.Gray) B.B.Simpson miêu tả khoa học đầu tiên.