scleranthus annuus, alyssum alyssoides, camelina microcarpa, centaurea cyanus, convolvulus arvensis, descurainia sophia, erodium cicutarium, fallopia convolvulus, veronica verna, viola arvensis, allium sphaerocephalon, arabidopsis thaliana, artemisia absinthium, buglossoides arvensis, chondrilla juncea, cirsium arvense, erigeron canadensis, filago arvensis, holosteum umbellatum, lappula squarrosa, linaria angustissima, myosotis arvensis, poa bulbosa, trifolium arvense