sedum acre, cerastium semidecandrum, ceratodon purpureus, phleum arenarium, aira praecox, erodium cicutarium, ononis spinosa, poa pratensis, syntrichia ruralis, agrostis capillaris, calamagrostis epigejos, carex arenaria, draba verna, erigeron canadensis, galium verum, syntrichia calcicola, veronica arvensis