Helianthus ciliaris
(Texas Blueweed)
Helianthus ciliaris, Lubbock Lake Landmark, Lubbock Co. 2785
Helianthus ciliaris, Lubbock Lake Landmark, Lubbock Co. 2768
Helianthus ciliaris, Lubbock Lake Landmark, Lubbock Co. 2777
Helianthus ciliaris, Lubbock Lake Landmark, Lubbock Co. 2782
| Scientific Name | Helianthus ciliaris | USDA PLANTS Symbol | HECI |
| Common Name | Texas Blueweed | ITIS Taxonomic Serial No. | 36625 |
| Family | Asteraceae (Sunflower) | SEINet Reference |
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| Description | Habitat: Saline soils in ditches, roadsides, cultivated fields, and open drainage areas; 1,000 to 6,500 ft. Plant: Perennial with single or several decumbent to erect, smooth, stems, 20 to 28 inches tall; from rhizomes, often forming extensive colonies. Leaves: Opposite, sometimes alternate on upper stems; linear to lanceolate blades with wedge-shaped bases; sessile; margins are usually ciliate to undulate; bluish-green leaves have 1 to 3 veins and surfaces are smooth to slightly hairy. Inflorescence: Single or in groups of up to 5 showy composite flower heads, each head up to 1 inch across with 10 to 18 yellow rays and about 30 reddish disk florets in the center; hemispherical involucres with 15 to 20 closely overlapping phyllaries in 3 unequal-length layers, broadly ovate to oblong with pointed tips and white ciliate margins. Bloom Period: July to October. References: "Manual of the Vascular Plants of Texas" by Correll and Johnston 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