Botanical Name Common Name Noxious Weed Class Abutilon theophrasti velvetleaf Class A Acer platanoides Norway Maple Acer psuedoplatanus Sycamore Maple Acroptilon repens knapweed, Russian Class B Aesculus hippocastanum Horse Chestnut Ailanthus ultissima Tree of Heaven Class C Alhagi maurorum camelthorn Class B Alliaria petiolata Garlic Mustard Alliaria petiolata garlic mustard Class A Alopecurus myosuroides blackgrass Class B Anchusa arvensis bugloss, annual Class B Anchusa officinalis bugloss, common Class B Anthriscus sylvestris wild chervil Class B Artemisia absinthium absinth wormwood Class C Berberis vulgaris Common Barbary Weed of Concern Berteroa incana hoary alyssum Class B Brachypodium sylvaticum false brome Class A Bryonia alba white bryony Class B Buddleia davidii Butterflybush Class B Butomus umbellatus flowering-rush Class A Cabomba caroliniana fanwort Class B Calystegia sepium hedge bindweed Carduus acanthoides thistle, plumeless Class B Carduus nutans thistle, musk Class B Carduus pycnocephalus thistle, Italian Class A Carduus tenuiflorus thistle, slenderflower Class A Carpinus sp Hornbeam Cenchrus longispinus longspine sandbur Class B Centaurea calcitrapa purple starthistle Class A Centaurea diffusa knapweed, diffuse Class B Centaurea jacea knapweed, brown Class B Centaurea jacea x nigra knapweed, meadow Class B Centaurea macrocephala knapweed, bighead Class A Centaurea nigra knapweed, black Class B Centaurea nigrescens knapweed, Vochin Class A Centaurea solstitialis yellow starthistle Class B Centaurea stoebe knapweed, spotted Class B Chondrilla juncea rush skeletonweed Class B Circium arvense Canada Thistle Class C Circium vulgare Bull Thistle Class C Clematis vitalba Traveler’s Joy Class C Conium maculatum Poison Hemlock Class B Convolvulus arvensis Field Bindweed Class C Cotoneaster spp. Cotoneaster Crataegus monogyna English Hawthorne Weed of Concern Crupina vulgaris common crupina Class A Cyperus esculentus yellow nutsedge Class B Cytisus scoparius Scot’s Broom Daphne laureola Spurge Laurel Class B Echium vulgare blueweed, viper's bugloss Class B Egeria densa Brazilian elodea* Class B Epilobium hirsutum hairy willow-herb Class C Euphorbia esula spurge, leafy Class B Euphorbia oblongata eggleaf spurge Class A Foeniculum vulgare Common Fennel Class B Galega officinalis goatsrue Class A Geranium lucidum shiny geranium Class A Glyceria maxima reed sweetgrass Class A Hedera sp English Ivy Class C Helianthus ciliaris Texas blueweed Class A Heracleum mantegazzianum giant hogweed Class A Hieracium atratum hawkweed, polar Class B Hieracium aurantiacum hawkweed, orange Class B Hieracium caespitosum hawkweed, yellow Class B Hieracium floribundum hawkweed, yellow devil Class A Hieracium glomeratum hawkweed, queen-devil Class B Hieracium lachenalii hawkweed, common Class C Hieracium laevigatum hawkweed, smooth Class B Hieracium pilosella hawkweed, mouseear Class B Hieracium sabaudum hawkweed, European Class A Hieracium spp. hawkweeds, non-native and invasiveClass C Hydrilla verticillata hydrilla Class A Ilex aquifolium English Holly Impatiens glandulifera Policeman’s Helmet Impatiens glandulifera policeman's helmet Class B Iris pseudacorus Yellow Flag Iris Isatis tinctoria dyers woad Class A Kochia scoparia kochia Class B Laburnum sp Goldenchain Lamiastrum galeobdolan Yellow Archangel Lepidium latifolium perennial pepperweed Class B Lepyrodiclis holosteoides lepyrodiclis Class B Linaria dalmatica ssp. dalmatica Dalmatian toadflax Class B Ludwigia hexapetala water primrose Class B Ludwigia peploides floating primrose-willow Class A Lunaria annua Money plant Lysimachia vulgaris loosestrife, garden Class B Lythrum salicaria loosestrife, purple Class B Mirabilis nyctaginea wild four o'clock Class A Myriophyllum aquaticum parrotfeather Class B Myriophyllum heterophyllum variable-leaf milfoil Class A Nymphoides peltata yellow floating heart Class B Onopordum acanthium thistle, Scotch Class B P. domestica domestic cherry P. spinosa sloe Phalaris arundinacea Reed Canary Grass Phragmites australis common reed (non-native genotypes)Class B Picris hieracioides hawkweed, oxtongue Class B Polygonum cuspidatum & Japanese Knotweed, Giant P.cuspidatum x sachalinense Knotweed Class B Potentilla recta sulfur cinquefoil Class B Prunus avium Wild Cherry Prunus cerasifera Thundercloud plum Prunus laurocerasus Cherry Laurel, English Laurel Prunus lusitanica Portuguese Laurel Pueraria montana var. lobata kudzu Class A Pyracantha spp. Firethorn Robinia pseudoacacia Black Locust Rorippa austriaca Austrian fieldcress Class B Rosa multiflora Multiflora Rose Weed of Concern Rubus armeniacus (discolor ) Himalayan Blackberry Class C Rubus laciniatus European Blackberry Class C Sagittaria graminea grass-leaved arrowhead Class B Salvia aethiopis sage, Mediterranean Class A Salvia pratensis meadow clary Class A Salvia sclarea sage, clary Class A Schoenoplectus mucronatus ricefield bulrush Class A Senecio jacobaea tansy ragwort Class B Silybum marianum thistle, milk Class A Solanum dulcamara Bittersweet Nightshade Solanum elaeagnifolium silverleaf nightshade Class A Solanum rostratum buffalobur Class A Sonchus arvensis perennial sowthistle Class B Sorbus aucuparia European Mt Ash Weed of Concern Sorghum halepense johnsongrass Class A Spartina alterniflora cordgrass, smooth Class A Spartina anglica cordgrass, common Class A Spartina densiflora cordgrass, dense flower Class A Spartina patens cordgrass, salt meadow Class A Spartium junceum Spanish broom Class A Sphaerophysa salsula swainsonpea Class B Stransvaesia sp Chinese Photinia Tamarix ramosissima saltcedar Class B Thymelaea passerina spurge flax Class A Ulex europaeus gorse Class B Viburnum tinus Laurestinus Zygophyllum fabago Syrian bean-caper Class A.