Texas
Wildbuds
Vachellia vernicosa
(Viscid Acacia)
Vachellia vernicosa, Dog Cholla Trail, Big Bend Ranch State Park 5914
Vachellia vernicosa, Dog Cholla Trail, Big Bend Ranch State Park 5902
Vachellia vernicosa, Dog Cholla Trail, Big Bend Ranch State Park 5907
Vachellia vernicosa, Dog Cholla Trail, Big Bend Ranch State Park 5922
| Scientific Name | Vachellia vernicosa (Acacia neovernicosa) | USDA PLANTS Symbol | VAVE |
| Common Name | Viscid Acacia | ITIS Taxonomic Serial No. | 819942 |
| Family | Fabaceae (Pea) | SEINet Reference |
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| Description | Habitat: Desert scrub environment; stream beds, canyons, mesas and rocky calcareous hills. Plant: Woody bush 3 to 6 feet high with several main branches from base; newer stems armed with pairs of whitish spines at leaf nodes; new stems are reddish; entire plant sticky from glandular secretions. Leaves: Bi-pinnate compound leaves, 1-1/4 to 1-1/2 inches long overall with 1 or 2 pairs of pinnae, each with 7 to 9 pairs of small (3/16-inch long or less) oblong or linear leaflets per pinnae; deciduous. Inflorescence: Fragrant, bright yellow flowers in ball-shaped heads about 3/8 inch in diameter on peduncles about 1-1/4 inch long or less. Bloom Period: April to July, or later following rains in drought years. References: "Manual of the Vascular Plants of Texas" by Correll and Johnston and "Ecology of Two Acacia Species in Chihuahuan Desert Rangeland" by Ishaque, Beck and Steiner. Note: Closely resembles V. constricta but this species has fewer pinnae per leaf (1 or 2 pairs, rarely 3). |
BONAP Distribution Map Map Color Key |
Texas Status: Native |
Banner photo of Lupinus ssp. by Rick Capozza, Austin TX
© Tom Lebsack 2023