be, arr. nivelles, geranium macrorrhizum, oxalis corniculata, silene coronaria, potentilla indica, claytonia perfoliata, phytolacca acinosa, pilosella aurantiaca, rhododendron ponticum, castanea sativa, tanacetum parthenium, nicandra physalodes, sorbaria sorbifolia, cymbalaria muralis, euphorbia lathyris, cosmos bipinnatus, lepidium didymum, galinsoga quadriradiata, lunaria annua, cerastium tomentosum, lysimachia punctata, quercus rubra, eschscholzia californica, viola wittrockiana, lathyrus latifolius, papaver somniferum, datura stramonium, lobularia maritima, arum italicum, cotoneaster franchetii, hibiscus syriacus, erigeron karvinskianus, nigella damascena, fagopyrum esculentum, prunus serotina, melissa officinalis, agrostemma githago, ilex aquifolium, borago officinalis, pentaglottis sempervirens, lapsana communis, prunus laurocerasus, vinca minor, echinochloa crus-galli, chelidonium majus, mahonia aquifolium, fagus sylvatica, syringa vulgaris, digitaria sanguinalis, chamaecyparis lawsoniana, lamium galeobdolon