| Scientific Name | Ambrosia monogyra (Hymenoclea monogyra) | USDA PLANTS Symbol |
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| Common Name | Single Whorl Burro-brush | ITIS Taxonomic Serial No. |
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| Family | Asteraceae (Sunflower) | SEINet Reference |
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| Description |
Habitat: Sandy desert washes and floodplains; 1,000 to 4,000 ft. Plant: Broom-like perennial shrub, densely branched mostly above; older stems whitish to light beige; new stems light green; 2 to 6 feet tall. Leaves: Alternate, linear or filiform, dark green, 3/4 to 2-3/4 inches long; young leaves may be pinnately divided into several segments. Inflorescence: Clusters of flower heads borne along stems and arising from leaf axils; staminate heads more numerous than pistillate, both present in same cluster; both flowers are rayless; staminate heads have 5 to 7 flowers; pistllate heads are single-flowered with 9 to 12 spreading outer phyllaries forming a saucer shape. Bloom Period: September and October. References: SEINet, Southwest Desert Flora and "Manual of the Vascular Plants of Texas" by Correll and Johnston. |
BONAP Distribution Map
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Texas Status: Native |
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