herniaria hirsuta, persicaria maculosa, poa angustifolia, spergularia rubra, bromus japonicus, capsella bursa-pastoris, chaenorhinum minus, medicago lupulina, plantago major, poa annua, tripleurospermum inodorum, erigeron canadensis, sisymbrium officinale, senecio viscosus, silene noctiflora