lolium perenne, poa trivialis, ranunculus sardous, hordeum secalinum, polygonum aviculare, argentina anserina, plantago coronopus, poa pratensis, scorzoneroides autumnalis, agrostis stolonifera, bellis perennis, bromus hordeaceus, juncus gerardi, plantago major, puccinellia distans, trifolium fragiferum