tussilago farfara, agrostis stolonifera, arrhenatherum elatius, brachypodium pinnatum, ceratodon purpureus, cirsium arvense, elymus repens, equisetum arvense, erodium cicutarium, galinsoga parviflora, glechoma hederacea, lepidium draba, poa annua, poa compressa, polygonum aviculare, ranunculus repens, rumex obtusifolius, scorzoneroides autumnalis, veronica persica, vicia tetrasperma, pimpinella saxifraga