Scientific Name | Tetraneuris scaposa var. scaposa (Hymenoxys scaposa) | USDA PLANTS Symbol | TESCS |
Common Name | Four-nerved Daisy, Plains Yellow Daisy | ITIS Taxonomic Serial No. | 530628 |
Family | Asteraceae (Sunflower) | SEINet Reference |
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Description | Habitat: Dry, gravelly soils along roadsides, hillsides, pastures, open areas, edges of woods. Plant: Upright, slender perennial with a few to many stems 5-1/2 to to 16 inches long; stems are somewhat hairy. Leaves: Crowded near the base, linear, linear-oblanceolate, oblanceolate, or (rarely) spatulate blades up to 3 inches long, entire edges or with a couple of small lobes; surfaces with glands sunken in pits (usually) and smooth or covered with long soft hairs. Inflorescence: Solitary head on long, erect peduncle, 0.8 to 1.4 inches across, with a dozen or so bright yellow rays with toothed tips; veins (nerves) are green or sometimes purplish-brown (var. villosa); 30 or more darker yellow disk flowers; cup–shaped, hairy involucre with about 20 phyllaries in 2 subequal series; outer phyllaries are broadly lanceolate. Bloom Period: April and May and again September and October. References: "Wildflowers of Texas" by Geyata Ajilvsgi, Vascular Plants of Williamson County, Flora of North America and American Southwest. |
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