Brongniartia minutifolia S. Watson

Brongniartia minutifolia S. Wats. Proc. Am Acad. 20: 360. 1885.
A low shrub, 3-10 dm. high, much branched; branches glaucous-green, nearly glabrous; leaves 3-5 cm. long; stipules herbaceous, lanceolate or oblong, 2 mm. long; leaflets 21-41, linear, revolute, 2-3 mm. long; flowers solitary in the axils; pedicels about 6 mm. long; calyx 6 mm. long, glabrous, the lobes lanceolate, acute; corolla unknown; pod glabrous, oblanceolate, 18-20 mm. long, attenuate below, the stipe equaling the calyx-tube.
Type locality: Chisos Mountains, Texas.
Distribution: Known only from the type locality.

Perennial, Shrubs, Woody throughout, Nodules present, Stems erect or ascending, Stems less than 1 m tall, Stems 1-2 m tall, Stems solid, Stems or young twigs glabrous or sparsely glabrate, Leaves alternate, Leaves petiolate, Stipules inconspicuous, absent, or caducous, Stipules green, triangulate to lanceolate or foliaceous, Stipules persistent, Stipules deciduous, Stipules free, Leaves compound, Leaves odd pinnate, Leaf or leaflet margins entire, Leaflets opposite, Leaflets 10-many, Leaves glabrous or nearly so, Flowers solitary in axils, or appearing solitary, Inflorescence axillary, Bracts very small, absent or caducous, Bracteoles present, Flowers zygomorphic, Calyx 5-lobed, Calyx 2-lipped or 2-lobed, Calyx glabrous, Calyx hairy, Petals separate, Corolla papilionaceous, Petals clawed, Petals ochroleucous, cream colored, Petals blue, lavander to purple, or violet, Banner petal suborbicular, broadly rounded, Wing petals narrow, oblanceolate to oblong, Wing petals auriculate, Wing tips obtuse or rounded, Keel tips obtuse or rounded, not beaked, Stamens 9-10, Stamens monadelphous, united below, Filaments glabrous, Style terete, Fruit a legume, Fruit stipitate, Fruit unilocular, Fruit freely dehiscent, Fruit elongate, straight, Fruit oblong or ellipsoidal, Fruit or valves persistent on stem, Fruit coriaceous or becoming woody, Fruit exserted from calyx, Fruit beaked, Fruit glabrous or glabrate, Fruit 1-seeded, Fruit 2-seeded, Fruit 3-10 seeded, Seeds ovoid to rounded in outline, Seed surface smooth, Seeds olive, brown, or black.

Brongniartia minutifolia là một loài thực vật có hoa trong họ Đậu. Loài này được S.Watson miêu tả khoa học đầu tiên.