lolium perenne, trifolium repens, agrostis stolonifera, alopecurus geniculatus, trifolium fragiferum, elymus repens, juncus inflexus, plantago major, poa trivialis, argentina anserina, ranunculus repens, bolboschoenus maritimus, eleocharis palustris, juncus bufonius, juncus gerardi, phragmites australis