ie, mid-west, agrostis stolonifera, argentina anserina, trifolium repens, ranunculus repens, eleocharis palustris, stachys palustris, hydrocotyle vulgaris, iris pseudacorus, lythrum salicaria, plantago lanceolata, persicaria maculosa, centaurea nigra, mentha aquatica, menyanthes trifoliata, poa annua, ranunculus flammula, jacobaea vulgaris, rumex crispus, cirsium arvense, epilobium hirsutum, sparganium erectum, potamogeton natans, gnaphalium uliginosum, persicaria amphibia, filipendula ulmaria, alisma plantago-aquatica, phragmites australis, sagina procumbens, cardamine pratensis, galium palustre, equisetum arvense, matricaria discoidea, scorzoneroides autumnalis, lotus corniculatus, juncus articulatus, rhinanthus minor, holcus lanatus, cerastium fontanum, phalaris arundinacea, festuca rubra, typha latifolia, hippuris vulgaris, prunella vulgaris, lemna minor, sonchus arvensis, plantago major, caltha palustris, achillea ptarmica, achillea millefolium, bellis perennis