Zinnia grandiflora [Asteraceae]


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Scientific Name Zinnia grandiflora USDA PLANTS Symbol ZIGR
Common Name Texas Zinnia, Plains Zinnia ITIS Taxonomic Serial No. 38715
Family Asteraceae (Sunflower) SEINet
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Description Habitat: Dry, sometimes calcareous soils in desert areas, on slopes, flats and prairies; from 3,000-7,500 ft.
Plant: Low-growing upright rounded or flat-topped perennial, up to 9 inches tall; stems branched with rough, short hairs.
Leaves: Linear, opposite, sessile blades crowded along the stems; 3/8 to 1-1/8 inches long and less than 1/8-inch wide; surfaces covered with short stiff hairs.
Inflorescence: Showy yellow composite flower heads on the branch tips, 3 to 6 ovate to orbiculate rays and 18 to 24 red-orange disk florets; bell-shaped to cylindrical involucre with oblong, thin and papery phyllaries in 3 to 4 graduated series, straw colored to yellow, often with red-tinted tips.
Bloom Period: June to October.
References: SEINet and "Wildflowers of Texas" by Geyata Ajilvsgi.
BONAP Distribution Map

Texas Status:

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