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greentwig

Habit Shrubs [small trees], unarmed.
Stems

erect and spreading, branches glabrous or pubescent.

Leaves

alternate, odd-pinnate;

stipules present;

petiolate;

leaflets [3–](19–)23–59, blade margins entire, surfaces glabrous or sparsely pilose [tomentose].

Inflorescences

solitary flowers, axillary;

bracts absent;

bracteoles present.

Flowers

papilionaceous;

calyx campanulate, lobes 5;

corolla yellow [maroon, red, blue, purple, pink];

stamens 10, diadelphous;

anthers dorsifixed.

Fruits

legumes, stipitate, compressed, elliptic to broadly elliptic [oblong], dehiscent, glabrous.

Seeds

1 or 2, broadly ellipsoid to orbiculate.

x

= 9.

Brongniartia

Distribution
from USDA
Mexico; Texas; South America (Bolivia)
[BONAP county map]
Discussion

Species ca. 65 (1 in the flora).

Brongniartia is known mainly from the western and southern states of Mexico, mostly in tropical dry forest; the geographically nearest species (B. riesebergii Dorado) is known from the state of Durango, Mexico.

Brongniartia belongs to tribe Brongniartieae Hutchinson, which comprises 15 genera (L. P. de Queiroz et al. 2017).

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 11. Author: Óscar Dorado.
Parent taxa Fabaceae > subfam. Faboideae
Subordinate taxa
B. minutifolia
Name authority Kunth in A. von Humboldt et al.: Nov. Gen. Sp. 6(fol.): 364; 6(qto.): 465; plates 587, 588. (1824)
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