elymus repens, sisymbrium altissimum, erigeron canadensis, lycopsis arvensis, rubus caesius, urtica dioica, polygonum aviculare, bromus hordeaceus, chenopodium album, claytonia perfoliata, poa annua, stellaria apetala, urtica urens, capsella bursa-pastoris, carex arenaria, erodium cicutarium, geranium molle, myosotis ramosissima, papaver dubium, taraxacum tortilobum