G4?
G4? Apparently Secure, Inexact Numeric Rank - Uncommon but not rare (although it may be rare in parts of its range, particularly on the periphery), and usually widespread. Apparently not vulnerable in most of its range, but possibly cause for long-term concern. Typically more than 100 occurrences and more than 10,000 individuals.
The ranking is inexact.
Bidens lemmonii
Annual composite, rayless, heads subsessile or short-pedunculate; leaves pinnately dissected, the divisions linear, often confused in collections with Heterosperma pinnatum Cav.