festuca bromoides, aira caryophyllea, ornithopus perpusillus, rumex acetosella, scleranthus polycarpos, trifolium arvense, aphanes arvensis, arabidopsis thaliana, arenaria serpyllifolia, epilobium tetragonum, erodium cicutarium, filago pyramidata, holcus lanatus, hypochaeris radicata, lepidium virginicum, logfia minima, papaver dubium, viola arvensis