Iris pseudacorus
Habitats on the site include chalk stream, tall fen, hay meadow and wet pasture. Plant life includes green-flowered helleborine, water crowfoot, lesser water-parsnip, purple loosestrife ("Lythrum salicaria"), yellow flag ("Iris pseudacorus"), various sedges, common reed, reed canary grass, fleabane, meadowsweet ("Filipendula ulmaria"), fen bedstraw, southern marsh-orchid, yellow rattle and eyebright.