Narrow Results by:

Subject Specific Filters:

  1. Category:             (show all)

    Forbs/Herbs (127)
    Shrub or Subshrub (19)
    Vines (10)
    Hardwood Trees (7)
    Aquatic (2)

  1. Order:                   (show all)

    Asterales (47)
    Capparales (17)
    Caryophyllales (11)
    Fabales (9)
    Euphorbiales (8)

Image Specific Filters:

  1. Descriptor:           (show all)

    Plant(s) (267)
    Flower(s) (156)
    Infestation (100)
    Foliage (42)
    Fruit(s) (38)

  1. Commodity:         (show all)

    Weeds (516)
    Understory and Rangeland Plants (168)
    Aquatic and Wetlands (5)
    Hardwood (2)
    Trees (1)

Image Setting:

Field (596)
Laboratory (49)

Person in Image:

Yes (4)

  1. Country:                

    United States (684)
    Australia (2)

Orientation:

Landscape (569)
Portrait (117)

Magnoliopsida

Kingdom: Plantae
Phylum: Magnoliophyta
Class: Magnoliopsida
Remove Filters: Steve Dewey(X)
686 Images of 147 Subjects View Subject List View Image Details View Thumbnails

first prev Page: next last Display:

Subject Scientific Name Images
annual sowthistle Sonchus oleraceus 3
antelope bitterbrush Purshia tridentata 1
Arizona thistle Cirsium arizonicum 3
arrowleaf balsamroot Balsamorhiza sagittata 3
babysbreath Gypsophila paniculata 2
big sagebrush Artemisia tridentata 1
birdsrape mustard Brassica rapa 2
bittersweet nightshade Solanum dulcamara 9
black henbane Hyoscyamus niger 4
blue mustard Chorispora tenella 1
blue vervain Verbena hastata 2
bluebuttons Knautia arvensis 1
bouncingbet Saponaria officinalis 3
broom snakeweed Gutierrezia sarothrae 2
buffalobur Solanum rostratum 5
bull thistle Cirsium vulgare 9
camelthorn Alhagi maurorum 4
Canada thistle Cirsium arvense 13
catchweed bedstraw Galium aparine 3
clasping pepperweed Lepidium perfoliatum 4
common chokecherry Prunus virginiana 2
common cocklebur Xanthium strumarium 3
common crupina Crupina vulgaris 1
common fiddleneck Amsinckia menziesii var. intermedia 1
common groundsel Senecio vulgaris 1
common mullein Verbascum thapsus 6
common purslane Portulaca oleracea 3
common ragweed Ambrosia artemisiifolia 4
common salsify Tragopogon porrifolius 1
common St. Johnswort Hypericum perforatum 7
common sunflower Helianthus annuus 4
common tansy Tanacetum vulgare 6
common tarweed Centromadia pungens ssp. pungens 3
common teasel Dipsacus fullonum 15
common yarrow Achillea millefolium 5
cornflower Centaurea cyanus 1
curly dock Rumex crispus 3
curlycup gumweed Grindelia squarrosa 3
cushion spurge Euphorbia epithymoides 1
cutleaf blackberry Rubus laciniatus 1
cutleaf waterparsnip Berula erecta 1
cypress spurge Euphorbia cyparissias 2
Dalmatian toadflax Linaria dalmatica 7
dandelion Taraxacum officinale 5
Deptford pink Dianthus armeria 2
devil's-claw Proboscidea louisianica 1
diffuse knapweed Centaurea diffusa 5
dodder Cuscuta spp. 1
dogfennel Eupatorium capillifolium 2
duncecap larkspur Delphinium x occidentale 5
Dyer's woad Isatis tinctoria 48
eastern poison-ivy Toxicodendron radicans 4
elephanthead lousewort Pedicularis groenlandica 1
European stinging nettle Urtica dioica ssp. dioica 4
everlasting peavine Lathyrus latifolius 1
field bindweed Convolvulus arvensis 8
field pennycress Thlaspi arvense 5
field pepperweed Lepidium campestre 3
fireweed Chamerion angustifolium 2
garlic mustard Alliaria petiolata 1
giant sumpweed Cyclachaena xanthifolia 2
giantseed goosefoot Chenopodium simplex 1
globemallow Sphaeralcea spp. 2
goatsrue Galega officinalis 9
goldenrod Solidago spp. 3
greasewood Sarcobatus vermiculatus 3
great burdock Arctium lappa 4
ground spurge Chamaesyce prostrata 3
hairy vetch Vicia villosa 4
hemp dogbane Apocynum cannabinum 4
henbit Lamium amplexicaule 4
Himalaya blackberry Rubus armeniacus 1
hoary cress Lepidium draba 11
houndstongue Cynoglossum officinale 3
Japanese knotweed Fallopia japonica 3
knapweeds Centaurea spp. 3
ladysthumb Persicaria maculosa 2
leafy spurge Euphorbia esula 20
low larkspur Delphinium nuttallianum 3
meadow salsify Tragopogon lamottei 3
meadow thistle Cirsium scariosum 7
Mexican fireweed Kochia scoparia 6
moist sowthistle Sonchus arvensis ssp. uliginosus 1
mountain goldenbanner Thermopsis montana 6
mountain pepperweed Lepidium montanum 1
musk thistle Carduus nutans 19
myrtle spurge Euphorbia myrsinites 4
New Mexico thistle Cirsium neomexicanum 6
oxeye daisy Leucanthemum vulgare 6
parrot feather milfoil Myriophyllum aquaticum 1
perennial pepperweed Lepidium latifolium 9
perennial sowthistle Sonchus arvensis 7
pineapple-weed Matricaria discoidea 1
poison-hemlock Conium maculatum 6
poverty sumpweed Iva axillaris 4
prairie flax Linum lewisii 3
prickly lettuce Lactuca serriola 5
pricklypear/cholla Opuntia spp. 7
puncturevine Tribulus terrestris 8
purple loosestrife Lythrum salicaria 12
purple starthistle Centaurea calcitrapa 4
quaking aspen Populus tremuloides 1
redroot pigweed Amaranthus retroflexus 4
ridgeseed spurge Chamaesyce glyptosperma 3
Rocky Mountain beeplant Cleome serrulata 4
rose Rosa spp. 3
rubber rabbitbrush Ericameria nauseosa 5
rush skeletonweed Chondrilla juncea 3
Russian knapweed Rhaponticum repens 8
Russian-olive Elaeagnus angustifolia 8
Russian-thistle Salsola tragus 5
saltcedar Tamarix ramosissima 3
Scotch broom Cytisus scoparius 3
Scotch thistle Onopordum acanthium 15
shepherd's-purse Capsella bursa-pastoris 4
Siberian elm Ulmus pumila 2
slender thelypody Thelypodium sagittatum 2
smallseed falseflax Camelina microcarpa 2
spiny plumeless thistle Carduus acanthoides 4
spiny sowthistle Sonchus asper 6
spotted knapweed Centaurea stoebe ssp. micranthos 10
spotted spurge Euphorbia maculata 2
spotted waterhemlock Cicuta maculata 4
spreading dogbane Apocynum androsaemifolium 2
squarrose knapweed Centaurea virgata 14
sulfur cinquefoil Potentilla recta 6
summer pheasant's eye Adonis aestivalis 5
tamarisk Tamarix spp. 12
thistle Cirsium spp. 6
toothed spurge Euphorbia dentata 5
Tracy's thistle Cirsium undulatum var. tracyi 1
tree-of-heaven Ailanthus altissima 1
tumble pigweed Amaranthus albus 3
twolobe speedwell Veronica biloba 4
Utah milkvetch Astragalus utahensis 1
veiny dock Rumex venosus 3
velvetleaf Abutilon theophrasti 6
water speedwell Veronica anagallis-aquatica 5
waterparsnip Sium suave 1
wild licorice Glycyrrhiza lepidota 3
wild parsnip Pastinaca sativa 1
yellow alyssum Alyssum alyssoides 1
yellow rocket Barbarea vulgaris 1
yellow spiderflower Cleome lutea 2
yellow starthistle Centaurea solstitialis 21
yellow sweetclover Melilotus officinalis 8
yellow toadflax Linaria vulgaris 8

Page: