euphorbia maculata, clinopodium nepeta, cynodon dactylon, digitaria ischaemum, erigeron canadensis, gemmabryum caespiticium, barbula unguiculata, bellis perennis, erigeron annuus, hypericum perforatum, hypochaeris cretensis, hypochaeris radicata, petrorhagia saxifraga, plantago lanceolata, setaria viridis, sonchus oleraceus, trisetaria aurea, verbena officinalis