be, arr. marche-en-famenne, aubrieta deltoidea, dasiphora fruticosa, tanacetum parthenium, cerastium tomentosum, cota tinctoria, levisticum officinale, cosmos bipinnatus, lysimachia punctata, lapsana communis, lactuca sativa, rhus typhina, salvia officinalis, geranium macrorrhizum, agrostemma githago, dianthus barbatus, buxus sempervirens, spiraea japonica, trifolium incarnatum, verbascum nigrum, cymbalaria muralis, brassica oleracea, borago officinalis, eschscholzia californica, melissa officinalis, stachys byzantina, alcea rosea, euphorbia lathyris, epilobium tetragonum, phacelia tanacetifolia, prunus laurocerasus, achillea filipendulina, plantago major, fagopyrum esculentum, heracleum sphondylium, veronica serpyllifolia, nicandra physalodes, galeopsis tetrahit, syringa vulgaris, lysimachia nummularia, ambrosia artemisiifolia, cotoneaster franchetii, trifolium repens, trifolium dubium, crepis biennis, nigella damascena, senecio vulgaris, chenopodium album, veronica filiformis, asplenium ruta-muraria, lactuca serriola