saxifraga tridactylites, cerastium semidecandrum, holosteum umbellatum, myosotis stricta, roemeria argemone, sedum acre, senecio vernalis, arenaria serpyllifolia, bromus tectorum, ceratodon purpureus, oenothera biennis, poa compressa, senecio viscosus, tripleurospermum inodorum, valerianella dentata, pinus sylvestris, veronica arvensis