artemisia vulgaris, lolium perenne, cirsium arvense, digitaria sanguinalis, scorzoneroides autumnalis, agrostis capillaris, puccinellia distans, dactylis glomerata, plantago major, poa angustifolia, tussilago farfara, cirsium vulgare, festuca rubra, lactuca serriola, oenothera biennis, rumex obtusifolius, sonchus oleraceus, tragopogon pratensis, tripleurospermum inodorum, erigeron canadensis