bryum argenteum, plantago major, psammophiliella muralis, lolium perenne, polygonum aviculare, trifolium repens, ceratodon purpureus, medicago lupulina, plantago lanceolata, setaria viridis, spergularia rubra, anthriscus sylvestris, poa annua, sonchus oleraceus, tripleurospermum inodorum