Texas Wildbuds

Vachellia bravoensis

(Huisachillo)

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Vachellia bravoensis, Resaca de la Palma, Cameron Co. 3677

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Vachellia bravoensis, Resaca de la Palma, Cameron Co. 3681

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Vachellia bravoensis, Resaca de la Palma, Cameron Co. 3676-1

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Vachellia bravoensis, Resaca de la Palma, Cameron Co. 3676-2

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Vachellia bravoensis, Resaca de la Palma, Cameron Co. 3692

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Vachellia bravoensis, petiolar gland, Resaca de la Palma, Cameron Co. 3687

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Vachellia bravoensis, Resaca de la Palma, Cameron Co. 3693

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Vachellia bravoensis, Resaca de la Palma, Cameron Co. 3694

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Vachellia bravoensis, Resaca de la Palma, Cameron Co. 6074

Scientific Name Vachellia bravoensis (Acacia schaffneri var. bravoensis) USDA PLANTS Symbol VABR4
Common Name Huisachillo, Bravo Acacia ITIS Taxonomic Serial No. 819934
Family Fabaceae (Pea) SEINet
Reference
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Description Habitat: Dry sandy or calcareous soils in grasslands, thorn-scrub pastures and disturbed sites. (As noted on herbarium samples).
Plant: Rounded shrub up to 13 or more ft. tall with several much-branched stems from base; bark is grayish, twigs are dark purplish brown to dark brown, smooth to lightly covered with short, erect hairs; straight, black or grayish spines at leaf nodes.
Leaves: Bi-pinnate compound leaves, 1 to 3 inches long overall with 1 to 3 (or 4) pairs of pinnae, each with 10 to 24 pairs of small, green oblong leaflets each 2 mm to 4 mm long and about 1 mm wide; solitary donut-shaped petiolar gland ~ 1 mm across, located between the two lower pinna pairs.
Inflorescence: Densely-flowered ball-shaped heads about 3/8-inch across, solitary or clusters of 2 to 5 on short shoots arising from leaf axils, with many bright yellow flowers.
Bloom Period: Spring or later following rains in drought years.
Fruit: Straight to curved pods 2-3/4 to 6-1/4 inches long, nearly black and somewhat hairy; constricted between seeds.
References: Flora of North America, SEINet and iNaturalist; Acacia tortuosa in "Manual of the Vascular Plants of Texas" by Correll and Johnston.
BONAP Distribution Map

Map Color Key
Texas Status:
Native

Banner photo of Castilleja indivisa and Lupinus ssp. taken along FM 1323 north of Johnson City, Blanco County

© Tom Lebsack 2026

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