be, arr. leuven, angelica sylvestris, filipendula ulmaria, ranunculus repens, cirsium palustre, holcus lanatus, juncus effusus, quercus robur, populus canadensis, rumex acetosa, urtica dioica, heracleum sphondylium, equisetum palustre, arrhenatherum elatius, alopecurus pratensis, poa trivialis, ranunculus acris, stellaria graminea, lysimachia vulgaris, cardamine pratensis, alnus glutinosa, symphytum officinale, lotus pedunculatus, silene flos-cuculi, galeopsis tetrahit, lythrum salicaria, glechoma hederacea, agrostis capillaris, cirsium arvense, carex acuta, galium aparine, juncus acutiflorus, phalaris arundinacea, cerastium fontanum, phragmites australis, carex acutiformis, anthoxanthum odoratum, juncus conglomeratus, iris pseudacorus, scirpus sylvaticus, galium palustre, lathyrus pratensis, festuca rubra, lycopus europaeus, vicia cracca, calystegia sepium, cirsium oleraceum, plantago lanceolata, caltha palustris, fraxinus excelsior, carex disticha