Helianthus maximiliani
(Maximilian Sunflower)
Helianthus maximiliani, Westminster Glen, Austin, Travis Co. 2362
Helianthus maximiliani, Westminster Glen, Austin, Travis Co. 2370
Helianthus maximiliani, Lake Georgetown, Williamson Co. 9592
Helianthus maximiliani, Lake Georgetown, Williamson Co. 9587
Helianthus maximiliani, Westminster Glen, Austin, Travis Co. 2349
Helianthus maximiliani, Westminster Glen, Austin, Travis Co. 2355
Helianthus maximiliani, Westminster Glen, Austin, Travis Co. 2359
| Scientific Name | Helianthus maximiliani | USDA PLANTS Symbol | HEMA2 |
| Common Name | Maximilian Sunflower | ITIS Taxonomic Serial No. | 36653 |
| Family | Asteraceae (Sunflower) | SEINet Reference |
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| Description |
Habitat: Dry areas in prairies or moist areas along streams or in ditches. Plant: Erect perennial, single or multiple, rough, leafy unbranched stems 1 to 9 or more feet tall. Leaves: Alternate, lanceolate leaves pointed at both ends, 6 to 12 inches long, but usually shorter; sessile; surfaces with many short hairs giving a gray-green appearance; edges are entire, ciliate. Inflorescence: Bright yellow composite flower heads 1-1/2 to 3 inches across with 10 to 25 rays; 75+ disk florets with dark brown or black anthers; 30 to 40 spreading lanceolate phyllaries about 3/4-inch long or sometimes longer than the rays, back surfaces are gland-dotted. Bloom Period: September and October. References: "Manual of the Vascular Plants of Texas" by Correll and Johnston, "Wildflowers of the Texas Hill Country" by Marshall Enquist, "Wildflowers of Texas" by Michael Eason 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