be, arr. oostende, claytonia perfoliata, rosa rugosa, lycium barbarum, anchusa officinalis, ligustrum ovalifolium, oenothera glazioviana, populus alba, hippophae rhamnoides, mahonia aquifolium, solanum dulcamara, jacobaea vulgaris, lagurus ovatus, lathyrus latifolius, corispermum pallasii, senecio inaequidens, rubus caesius, eupatorium cannabinum, prunus serotina, carex arenaria, crassula helmsii, urtica dioica, saponaria officinalis, sambucus nigra, tragopogon dubius, erigeron canadensis, cynoglossum officinale, colutea arborescens, eryngium maritimum, sedum acre, euphorbia paralias, tamarix gallica, rosa spinosissima, diplotaxis tenuifolia, phragmites australis, pulicaria dysenterica, erodium cicutarium, baccharis halimifolia, ligustrum vulgare, calamagrostis epigejos, pentaglottis sempervirens, cakile maritima, cirsium arvense, elaeagnus angustifolia, acer pseudoplatanus, galium aparine, erigeron sumatrensis, crepis capillaris, ribes sanguineum, rhamnus cathartica, epilobium hirsutum