I think the first one is Lamiaceae, second is Cyperaceae, third is Ranunculaceae, and last one I'm not too sure yet.
Re: I think I have the families down but I'm not sure on Genus/Species #2 is Poaceae (Setaria sp) #3 is Asteraceae #4 is probably Polygonaceae
Re: I think I have the families down but I'm not sure on Genus/Species #1 Acalypha rhomboidea? #4 Chenopodiaceae likely
Re: I think I have the families down but I'm not sure on Genus/Species Hmm looks like I'm way off. Thanks for the corrections. Any idea on the species of 2,3,4?