be, arr. halle-vilvoorde, heracleum sphondylium, arrhenatherum elatius, ranunculus repens, ranunculus acris, holcus lanatus, lolium perenne, poa trivialis, alopecurus pratensis, rumex acetosa, urtica dioica, cerastium fontanum, dactylis glomerata, cirsium arvense, achillea millefolium, plantago lanceolata, glechoma hederacea, quercus robur, crepis biennis, trifolium pratense, trifolium repens, cardamine pratensis, centaurea jacea, filipendula ulmaria, lathyrus pratensis, agrostis capillaris, fraxinus excelsior, stellaria graminea, anthoxanthum odoratum, galium aparine, symphytum officinale, tanacetum vulgare, festuca rubra, geranium pyrenaicum, trisetum flavescens, calystegia sepium, rumex crispus, crataegus monogyna, angelica sylvestris, elymus repens, anthriscus sylvestris, vicia cracca, agrostis stolonifera, phleum pratense, rumex obtusifolius, cerastium holosteoides, corylus avellana, bromus hordeaceus, sambucus nigra, ficaria verna, lolium pratense