Datura wrightii
(Jimson-weed)
Datura wrightii, Guadalupe River State Park, Comal Co. 6233
Datura wrightii, Guadalupe River State Park, Comal Co. 6221
Datura wrightii, Guadalupe River State Park, Comal Co. 6257
Datura wrightii, Wildflower Center, Austin, Travis Co. 7971
Datura wrightii, Wildflower Center, Austin, Travis Co. 7965
Datura wrightii, Guadalupe River State Park, Comal Co. 6265
| Scientific Name | Datura wrightii | USDA PLANTS Symbol | DAWR2 |
| Common Name | Jimson-weed, Sacred Thorn Apple | ITIS Taxonomic Serial No. | 30521 |
| Family | Solanaceae (Nightshade) | SEINet Reference |
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| Description | Habitat: Sandy or gravelly soils in open areas, roadsides, streamsides, irrigation banks, grasslands, waste grounds and shrublands. Plant: Widely branching bushy, perennial, 2 to 4 feet high; stems are smooth or with small pubescent hairs (canescent). Leaves: Alternate, large, grayish-green ovate leaves, up to 8 inches long, with asymmetric bases and entire or irregularly sinuate-dentate margins. Inflorescence: Large, showy, funnel-shaped blossoms; corolla is white to pale violet or lavender and 2-3/4 to nearly 6 inches across; lobes have a sharp tip, often tendril-like; the calyx is 2-1/2 to 5-3/4 inches long with lobes with pointed teeth. Bloom Period: April to October. Fruit: Large, hanging, round/ovoid seed capsules, 1-1/4 to 1-1/2 inches in diameter, densely covered with spines. References: "Wildflowers of the Texas Hill Country" by Marshall Enquist (D. inoxia), SEINet and Flora of North America. Note: All parts of Datura plants contain dangerous levels of poison and may be fatal if ingested by humans and other animals, including livestock and pets (SW Colorado Wildflowers). |
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 2024