Thymophylla pentachaeta
(Five-needle Pricklyleaf)
Thymophylla pentachaeta, Lajitas Airport Trail, Brewster Co. 5470
Thymophylla pentachaeta, Pace Bend Park, Travis Co. 1496
Thymophylla pentachaeta, Lake Colorado City State Park, Mitchell Co. 3038
Thymophylla pentachaeta, La Cuesta, Big Bend Ranch State Park 1195
Thymophylla pentachaeta, East Contrabando Trail, Big Bend Ranch State Park 2008
Thymophylla pentachaeta, Lajitas Airport Trail, Brewster Co. 4351
Thymophylla pentachaeta, Lajitas Airport Trail, Brewster Co. 5460
Thymophylla pentachaeta, Lajitas Airport Trail, Brewster Co. 5454
| Scientific Name | Thymophylla pentachaeta (Dyssodia pentachaeta) | USDA PLANTS Symbol | THPE4 |
| Common Name | Five-needle Pricklyleaf, Parralena | ITIS Taxonomic Serial No. | 505497 |
| Family | Asteraceae (Sunflower) | SEINet Reference |
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| Description | Habitat: Dry, gravelly, calcareous soils. Plant: Low-growing, strong-scented, branched annual or short-lived perennial 6 to 12 inches tall. Leaves: Opposite grayish-green to dark green leaves 3/8 to 1-1/8 inches long, pinnately-divided into 3 to 7 narrow, needle-like, stiff, hairy lobes with glands. Inflorescence: Bright yellow composite flower heads about 5/8-inch across held above foliage on stalks up to 4 inches long; heads with 12 to 21 rays and 16 to 70 disk florets in the center; phyllaries below are dotted with dark glands. Bloom Period: Most of the year. References: "Wildflowers of Texas" by Geyata Ajilvsgi and SEINet. |
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