Texas
Wildbuds

Tetraneuris scaposa var. scaposa

(Four-nerved Daisy)

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Tetraneuris scaposa var. scaposa, Reimer’s Ranch Park, Travis Co. 3563

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Tetraneuris scaposa var. scaposa, Lake Whitney State Park, Hill Co. 7839

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Tetraneuris scaposa var. scaposa, Reimer’s Ranch Park, Travis Co. 3565

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Tetraneuris scaposa var. scaposa, Lake Whitney State Park, Hill Co. 7842

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Tetraneuris scaposa var. scaposa, Lake Whitney State Park, Hill Co. 7847

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Tetraneuris scaposa var. scaposa, Lake Whitney State Park, Hill Co. 7843

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Tetraneuris scaposa var. scaposa, Reimer’s Ranch Park, Travis Co. 3568

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Tetraneuris scaposa var. scaposa, Reimer’s Ranch Park, Travis Co. 3573

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