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Natural Resources: Weeds

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387 Images of 183 Subjects View Subject List View Image Details View Thumbnails

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Subject Scientific Name Images
air-potato Dioscorea bulbifera 4
alligatorweed Alternanthera philoxeroides 1
Amur honeysuckle Lonicera maackii 1
Amur peppervine Ampelopsis brevipedunculata 1
Asian kelp Undaria pinnatifida 1
Asiatic dayflower Commelina communis 2
Australian-pine Casuarina equisetifolia 1
autumn-olive Elaeagnus umbellata 1
bahiagrass Paspalum notatum 2
barnyardgrass Echinochloa crus-galli 1
Bell's honeysuckle Lonicera x bella 1
Benghal dayflower Commelina benghalensis 2
big periwinkle Vinca major 1
Black dog-strangling vine, black swallowwort Cynanchum louiseae 2
black locust Robinia pseudoacacia 16
blackseed plantain Plantago rugelii 2
boxelder Acer negundo 1
Brazilian peppertree Schinus terebinthifolius 6
British yellowhead Inula britannica 1
broadleaf dock Rumex obtusifolius 1
broadleaf plantain Plantago major 1
broomsedge bluestem Andropogon virginicus 3
bull thistle Cirsium vulgare 4
bur chervil Anthriscus caucalis 1
burcucumber Sicyos angulatus 1
buttercup oxalis Oxalis pes-caprae 1
Callery pear (Bradford pear) Pyrus calleryana 1
camelthorn Alhagi maurorum 1
Canada thistle Cirsium arvense 2
chamber bitter Phyllanthus urinaria 1
cheatgrass Bromus tectorum 3
chicory Cichorium intybus 1
chinaberry Melia azedarach 2
Chinese privet Ligustrum sinense 1
Chinese wisteria Wisteria sinensis 2
Chinese yam Dioscorea polystachya 1
cogongrass Imperata cylindrica 14
coltsfoot Tussilago farfara 1
common burdock Arctium minus 4
common cocklebur Xanthium strumarium 1
common milkweed Asclepias syriaca 1
common mullein Verbascum thapsus 1
common periwinkle Vinca minor 1
common pokeweed Phytolacca americana 1
common reed Phragmites australis 11
common St. Johnswort Hypericum perforatum 2
common teasel Dipsacus fullonum 3
corn chamomile Anthemis arvensis 1
crystalline iceplant Mesembryanthemum crystallinum 1
curlyleaf pondweed Potamogeton crispus 3
cutleaf geranium Geranium dissectum 1
dallisgrass Paspalum dilatatum 1
Dalmatian toadflax Linaria dalmatica 2
dandelion Taraxacum spp. 1
deeprooted sedge Cyperus entrerianus 1
diffuse knapweed Centaurea diffusa 1
dill Anethum graveolens 1
dog-strangling vine, European swallowwort Cynanchum rossicum 1
elephant grass Pennisetum purpureum 1
English ivy Hedera helix 3
European barberry Berberis vulgaris 18
European buckthorn Rhamnus cathartica 2
fennel Foeniculum vulgare 1
field bindweed Convolvulus arvensis 1
field horsetail Equisetum arvense 1
field marigold Calendula arvensis 1
Fuller's teasel Dipsacus sativus 1
garlic mustard Alliaria petiolata 1
giant foxtail Setaria faberi 1
giant hogweed Heracleum mantegazzianum 3
giant reed Arundo donax 3
giant salvinia Salvinia molesta 2
golden bamboo Phyllostachys aurea 3
gorse Ulex europaeus 2
greater celandine Chelidonium majus 1
green foxtail Setaria viridis 1
green kyllinga Kyllinga brevifolia 1
ground ivy Glechoma hederacea 2
hairy fleabane Conyza bonariensis 1
hedge bamboo Bambusa multiplex 1
hedgeparsley Torilis arvensis 1
Hercules' club Zanthoxylum clava-herculis 1
Himalaya blackberry Rubus armeniacus 3
horsenettle Solanum carolinense 1
horseweed Conyza canadensis 1
Italian hawksbeard Crepis bursifolia 1
Japanese bindweed Calystegia hederacea 1
Japanese climbing fern Lygodium japonicum 5
Japanese dodder Cuscuta japonica 1
Japanese honeysuckle Lonicera japonica 1
Japanese hop Humulus japonicus 1
Japanese knotweed Fallopia japonica 2
Japanese stiltgrass Microstegium vimineum 1
Jerusalem artichoke Helianthus tuberosus 2
johnsongrass Sorghum halepense 8
jointed goatgrass Aegilops cylindrica 1
jointed prickly pear Opuntia aurantiaca 1
kudzu Pueraria montana var. lobata 4
lesser celandine, fig buttercup Ficaria verna 1
little mallow Malva parviflora 1
longspine sandbur Cenchrus longispinus 2
Malta starthistle Centaurea melitensis 1
melaleuca Melaleuca quinquenervia 4
mile-a-minute weed Persicaria perfoliata 1
mimosa Albizia julibrissin 1
Monk Parakeet Myiopsitta monachus 1
multiflora rose Rosa multiflora 8
musk thistle Carduus nutans 2
musky marshpennywort Hydrocotyle moschata 1
narrow swordfern Nephrolepis cordifolia 1
narrowleaf bittercress Cardamine impatiens 1
nimblewill Muhlenbergia schreberi 1
Norway maple Acer platanoides 1
orchardgrass Dactylis glomerata 3
oriental bittersweet Celastrus orbiculatus 5
ornamental jewelweed Impatiens glandulifera 3
oxeye daisy Leucanthemum vulgare 1
Pacific poison-oak Toxicodendron diversilobum 1
paper-mulberry Broussonetia papyrifera 1
perennial sowthistle Sonchus arvensis 2
perilla mint Perilla frutescens 2
poison-hemlock Conium maculatum 1
prickly lettuce Lactuca serriola 3
princesstree Paulownia tomentosa 1
prostrate pigweed Amaranthus blitoides 1
puncturevine Tribulus terrestris 2
purple nutsedge Cyperus rotundus 1
purple starthistle Centaurea calcitrapa 1
quackgrass Elymus repens 1
red sorrel Rumex acetosella 1
reed canarygrass Phalaris arundinacea 2
reed mannagrass Glyceria maxima 8
rush skeletonweed Chondrilla juncea 1
Russian knapweed Rhaponticum repens 1
Russian-olive Elaeagnus angustifolia 6
Russian-thistle Salsola tragus 2
sacred bamboo Nandina domestica 1
Scotch thistle Onopordum acanthium 1
Seaside rose Rosa rugosa 2
shepherd's-purse Capsella bursa-pastoris 1
shrubby lespedeza Lespedeza bicolor 1
slender rush Juncus tenuis 1
small broomrape Orobanche minor 1
small carpetgrass, joint-head grass Arthraxon hispidus 1
smallflower tamarisk Tamarix parviflora 1
smooth brome Bromus inermis 2
smooth sumac Rhus glabra 1
spiny amaranth Amaranthus spinosus 1
spotted joe pye weed Eupatoriadelphus maculatus 1
spotted knapweed Centaurea stoebe ssp. micranthos 3
spotted water hemlock Cicuta maculata var. angustifolia 1
Sprenger's asparagus fern Asparagus aethiopicus 1
squarrose knapweed Centaurea virgata 1
sulphur knapweed Centaurea sulphurea 1
sweetbriar rose Rosa eglanteria 1
tall fescue Festuca arundinacea 4
tawny daylily Hemerocallis fulva 1
timothy Phleum pratense 1
torpedograss Panicum repens 3
tree-of-heaven Ailanthus altissima 9
tropical soda apple Solanum viarum 4
trumpetcreeper Campsis radicans 2
tungoil tree Vernicia fordii 4
turkeyberry Solanum torvum 1
tussock paspalum Paspalum quadrifarium 1
vaseygrass Paspalum urvillei 5
Virginia-creeper Parthenocissus quinquefolia 9
water knotweed Polygonum amphibium 5
water-chestnut Trapa natans 1
waterhyacinth Eichhornia crassipes 5
weeping lovegrass Eragrostis curvula 1
wetland nightshade Solanum tampicense 1
white mulberry Morus alba 2
white vervain Verbena urticifolia 1
wild celery Cyclospermum leptophyllum 1
wild garlic Allium vineale 4
wild onion Allium canadense 1
wild parsnip Pastinaca sativa 1
winged yam Dioscorea alata 2
winter creeper Euonymus fortunei 2
yellow foxtail Setaria pumila 1
yellow nutsedge Cyperus esculentus 2
yellow starthistle Centaurea solstitialis 1

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