syntrichia ruralis, ceratodon purpureus, aira praecox, cerastium semidecandrum, festuca rubra, streblotrichum convolutum, brachythecium albicans, carex arenaria, erodium cicutarium, poa annua, sedum acre, agrostis capillaris, phleum arenarium, pseudocrossidium hornschuchianum, elymus repens, rubus caesius