Ambrosia psilostachya DC.

Detail
- Family
- Asteraceae
- Botanical Name
- Ambrosia psilostachya DC.
- Common Name
- Perennial Ragweed
- Synonym(s)
- Flora of Virginia Name/Status
- in Taxa Not Treated: Waifs
- Comments
- Native of w. North America; introduced in e. US.
- Habitat
- Around mitigation wetlands, construction sites, and other open disturbed habitats; in some cases, probably a contaminant in temporary seed mixtures. First collected in Virginia in 2000, the species has spread locally at the Fairfax County site. Also abundant in a "demonstration meadow" at James River Park in Richmond.
- Native Status
- Introduced
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