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Photographer: Robert W. Freckmann
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Family Asteraceae
Bidens vulgata Greene
big devil's beggar-ticks, tall beggar-ticks
Bidens: derived from Latin bis, "twice," and dens, "tooth," hence meaning "2-toothed" and referring to the bristles on the achenes
vulgata: Latin for "common"
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| Status: | Native |
| Plant: | erect, annual, 4"-60" tall, smooth to densely hairy forb |
| Flower: | head usually without rays, disk 1/3"-1/2" wide; 10-20 leafy bracts usually longer than the disk; inflorescence a few long-stalked heads; blooms Aug.-Oct. |
| Fruit: | dark but often yellowish with 2 barbed awns  |
| Leaf: | stalked, 3-5 pinnately-divided into lance-like, toothed, pointed leaflets |
| Habitat: | wet to dry; disturbed sites |
| (Glossary) |
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