salix acutifolia, elymus repens, poa angustifolia, ceratodon purpureus, pimpinella major, rumex acetosa, tanacetum vulgare, bryum argenteum, equisetum arvense, erysimum cheiranthoides, sedum sexangulare, achillea millefolium, barbarea vulgaris, chenopodium album, cirsium arvense, erigeron canadensis, potentilla argentea, rumex thyrsiflorus, silene latifolia, urtica dioica