apera spica-venti, erigeron canadensis, alyssum alyssoides, amorpha fruticosa, anchusa officinalis, anthemis ruthenica, aristolochia clematitis, artemisia scoparia, asparagus officinalis, bothriochloa ischaemum, bromus arvensis, bromus hordeaceus, bromus squarrosus, bromus tectorum, centaurea australis, centaurium pulchellum, medicago minima, oenothera biennis, petrorhagia prolifera, petrorhagia saxifraga, plantago lanceolata, poa pratensis, scabiosa ochroleuca, sisymbrium loeselii, trifolium campestre, trifolium echinatum, trifolium repens, xanthium orientale