juncus tenuis, juncus articulatus, agrostis canina, bidens radiata, lythrum salicaria, ranunculus flammula, spergularia rubra, trifolium arvense, agrostis stolonifera, chamaemelum nobile, eleocharis acicularis, erigeron canadensis, holcus mollis, littorella uniflora, mentha pulegium, psammophiliella muralis, tripleurospermum inodorum