Brazoria truncata var. truncata
(Rattlesnake Flower)
Brazoria truncata var. truncata, Aransas National Wildlife Refuge, Calhoun Co. 4928
Brazoria truncata var. truncata, Aransas National Wildlife Refuge, Calhoun Co. 4936
Brazoria truncata var. truncata, Aransas National Wildlife Refuge, Calhoun Co. 4940
Brazoria truncata var. truncata, Aransas National Wildlife Refuge, Calhoun Co. 4924
Brazoria truncata var. truncata, Aransas National Wildlife Refuge, Calhoun Co. 4930
| Scientific Name | Brazoria truncata var. truncata | USDA PLANTS Symbol | BRTRT2 |
| Common Name | Rattlesnake Flower | ITIS Taxonomic Serial No. | 566207 |
| Family | Lamiaceae (Mint) | SEINet Reference |
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| Description | Habitat: Sandy soils. Plant: Upright annual up to 20 inches high; branching at base. Leaves: Oblong to oblanceolate or spatulate blades up to 4 inches long; lower leaves have winged petioles, upper leaves are sessile to clasping. Inflorescence: Dense spike up to 6 inches tall with multiple pale pink flowers, each with two lips, upper lip with two lobes and the lower with three; floral throats are white with purple dots; bracts below corolla are nearly round coming to a point (apiculate). Bloom Period: April and May. References: B. truncata in "Manual of the Vascular Plants of Texas" by Correll and Johnston and "Wildflowers of Texas" by Michael Eason. |
BONAP Distribution Map Map Color Key |
Texas Status: Native Endemic |
Banner photo of Castilleja indivisa and Lupinus ssp. taken along FM 1323 north of Johnson City, Blanco County
© Tom Lebsack 2024