nl, agglomeratie leiden en bollenstreek, phragmites australis, phalaris arundinacea, poa trivialis, calystegia sepium, urtica dioica, carex riparia, iris pseudacorus, symphytum officinale, glyceria maxima, epilobium hirsutum, solanum dulcamara, ranunculus repens, filipendula ulmaria, valeriana officinalis, galium palustre, lythrum salicaria, agrostis stolonifera, lycopus europaeus, caltha palustris, galium aparine, cardamine pratensis, holcus lanatus, angelica sylvestris, cirsium arvense, calamagrostis canescens, carex acuta, rumex hydrolapathum, glechoma hederacea, cirsium palustre, eupatorium cannabinum, stachys palustris, persicaria amphibia, lysimachia vulgaris, juncus effusus, myosotis scorpioides, rumex acetosa, alnus glutinosa, thalictrum flavum, alopecurus pratensis, carex acutiformis, carex disticha, equisetum fluviatile, scutellaria galericulata, glyceria fluitans, elymus repens, sparganium erectum, carex paniculata, silene flos-cuculi, anthriscus sylvestris, equisetum palustre