arabidopsis thaliana, cerastium fontanum, epilobium ciliatum, montia fontana, poa annua, stellaria media, agrostis stolonifera, juncus bufonius, lamium purpureum, matricaria discoidea, myosotis discolor, bromus hordeaceus, dicranella staphylina, plantago major, senecio vulgaris, spergula morisonii, trifolium repens, barbula unguiculata, cardamine hirsuta, ceratodon purpureus, rumex acetosella, rumex crispus, trifolium dubium