text: lolium perenne, achillea millefolium, poa annua, polygonum aviculare, rumex thyrsiflorus, scorzoneroides autumnalis, artemisia vulgaris, capsella bursa-pastoris, carex hirta, elymus repens, erigeron canadensis, festuca rubra, matricaria discoidea, phragmites australis, plantago major, potentilla argentea, trifolium repens