# Wildlife and Countryside Act 1981, Part II: Plants Extent: E+W+S Common name Scientific name Alexanders, Perfoliate Smyrnium perfoliatum Algae, Red Grateloupia luxurians Archangel, Variegated Yellow Lamiastrum galeobdolon subsp. argentatum Azalea, Yellow Rhododendron luteum Balsam, Himalayan Impatiens glandulifera Cotoneaster Cotoneaster horizontalis Cotoneaster, Entire-leaved Cotoneaster integrifolius Cotoneaster, Himalayan Cotoneaster simonsii Cotoneaster, Hollyberry Cotoneaster bullatus Cotoneaster, Small-leaved Cotoneaster microphyllus Creeper, False Virginia Parthenocissus inserta Creeper, Virginia Parthenocissus quinquefolia Dewplant, Purple Disphyma crassifolium Fanwort Cabomba caroliniana Fern, Water Azolla filiculoides Fig, Hottentot Carpobrotus edulis Garlic, Three-cornered Allium triquetrum Hogweed, Giant Heracleum mantegazzianum Hyacinth, water Eichhornia crassipes Kelp, Giant Macrocystis angustifolia Kelp, Giant Macrocystis integrifolia Kelp, Giant Macrocystis laevis Kelp, Giant Macrocystis pyrifera Kelp, Japanese Laminaria japonica Knotweed, Giant Fallopia sachalinensis Knotweed, Hybrid Fallopia japonica x Fallopia sachalinensis Knotweed, Japanese Fallopia japonica Knotweed, Japanese Polygonum cuspidatum Leek, Few-flowered Allium paradoxum Lettuce, water Pistia stratiotes Montbretia Crocosmia x crocosmiiflora Parrot's-feather Myriophyllum aquaticum Pennywort, Floating Hydrocotyle ranunculoides Potato, Duck Sagittaria latifolia Primrose, Floating Water Ludwigia peploides Primrose, Water Ludwigia grandiflora Primrose, Water Ludwigia uruguayensis Rhododendron Rhododendron ponticum Rhododendron Rhododendron ponticum x Rhododendron maximum Rhubarb, Giant Gunnera tinctoria Rose, Japanese Rosa rugosa . . . . . . Seafingers, Green Codium fragile Seafingers, Green Codium fragile tomentosoides Seaweed, Californian Red Pikea californica Seaweed, Hooked Asparagus Asparagopsis armata Seaweed, Japanese Sargassum muticum Seaweeds, Laver (except native species) Porphyra spp except - p. amethystea p. leucosticta p. linearis p. miniata p. purpurea p. umbilicalis Stonecrop, Australian Swamp (otherwise known as New Zealand Pygmyweed) Crassula helmsii Wakame Undaria pinnatifida Waterweed, Curly Lagarosiphon major Waterweeds Waterweeds (except Nuttall’s Waterweed) All species of the genus Elodea. All species of the genus Elodea, except Elodea nuttallii Note. The common name or names given in the first column of this Schedule are included by way of guidance only; in the event of any dispute or proceedings, the common name or names shall not be taken into account. --- Source: https://www.legislation.gov.uk/ukpga/1981/69/schedule/9/part/II (the official version) Page: https://openlegislation.uk/wildlife-and-countryside-act-1981/schedule-9/part-II Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.