nl, agglomeratie leiden en bollenstreek, phragmites australis, solanum dulcamara, calamagrostis canescens, calystegia sepium, eupatorium cannabinum, carex riparia, lycopus europaeus, iris pseudacorus, epilobium hirsutum, lythrum salicaria, rumex hydrolapathum, galium palustre, urtica dioica, lysimachia vulgaris, typha angustifolia, alnus glutinosa, symphytum officinale, cirsium palustre, valeriana officinalis, poa trivialis, glyceria maxima, carex paniculata, salix cinerea, phalaris arundinacea, stachys palustris, scutellaria galericulata, cardamine pratensis, caltha palustris, filipendula ulmaria, carex acutiformis, thelypteris palustris, angelica sylvestris, lemna minor, galium aparine, agrostis stolonifera, carex acuta, carex pseudocyperus, juncus effusus, myosotis scorpioides, lysimachia thyrsiflora, thalictrum flavum, ranunculus repens, holcus lanatus, dryopteris carthusiana, cirsium arvense, equisetum fluviatile, typha latifolia, cicuta virosa, sparganium erectum, lemna trisulca