ceratodon purpureus, poa annua, sedum acre, arenaria serpyllifolia, bryum argenteum, gemmabryum caespiticium, streblotrichum convolutum, agrostis capillaris, cerastium semidecandrum, erodium cicutarium, medicago lupulina, brachythecium rutabulum, centaurium erythraea, digitaria ischaemum, echium vulgare, elymus repens, erigeron canadensis, hypericum perforatum, jacobaea vulgaris, logfia minima, plantago lanceolata, plantago major, poa pratensis, syntrichia calcicola, verbascum thapsus, silene latifolia