nl, agglomeratie leiden en bollenstreek, elymus repens, plantago lanceolata, achillea millefolium, festuca rubra, dactylis glomerata, poa pratensis, cirsium arvense, holcus lanatus, lolium perenne, ranunculus repens, agrostis stolonifera, urtica dioica, cerastium holosteoides, arrhenatherum elatius, trifolium repens, poa trivialis, agrostis capillaris, rumex acetosa, equisetum arvense, glechoma hederacea, bromus hordeaceus, crepis capillaris, ranunculus acris, plantago major, rubus caesius, trifolium pratense, scorzoneroides autumnalis, potentilla reptans, phragmites australis, argentina anserina, rumex crispus, poa annua, phleum pratense, hypochaeris radicata, vicia sativa, stellaria media, carex hirta, anthriscus sylvestris, daucus carota, trifolium dubium, vicia cracca, persicaria amphibia, medicago lupulina, convolvulus arvensis, cirsium vulgare, jacobaea vulgaris, bellis perennis, polygonum aviculare, geranium molle, heracleum sphondylium