Narrow Results by:

Subject Specific Filters:

  1. Category:             (show all)

  1. Order:                   (show all)

Image Specific Filters:

  1. Descriptor:           (show all)

Image Setting:

Person in Image:

Orientation:

Natural Resources: Weeds

Remove Filters: USDA APHIS PPQ Archive(X)

262 Images of 58 Subjects View Subject List View Image Details View Thumbnails

first prev Page: next last Display:

Image Subject Name Scientific Name Description
1148138 cogongrass Imperata cylindrica wetblade mower
1149011 onionweed Asphodelus fistulosus
1148114 witchweed Striga spp.
1149078 goatsrue Galega officinalis
1149134 catclaw mimosa Mimosa pellita
1149113 field dodder Cuscuta pentagona
1149161 branched broomrape Orobanche ramosa
1149199 purple witchweed Striga hermonthica in sorghum, Upper Volta
1148082 giant hogweed Heracleum mantegazzianum
1149047 mile-a-minute weed Persicaria perfoliata
1149019 pilipiliula Chrysopogon aciculatus
1149021 dodder Cuscuta spp. showing first attachment of a tendril
1149188 purple witchweed Striga hermonthica on grass
1148084 giant hogweed Heracleum mantegazzianum growing through asphalt
1148121 giant salvinia Salvinia molesta
1148118 miramar weed Hygrophila polysperma
1148125 witchweed Striga spp.
1149148 branched broomrape Orobanche ramosa
1149143 small broomrape Orobanche minor
1149142 branched broomrape Orobanche ramosa
1149180 witchweed Striga spp. on corn
1149156 branched broomrape Orobanche ramosa
1149145 branched broomrape Orobanche ramosa
1149080 goatsrue Galega officinalis
1149004 onionweed Asphodelus fistulosus
1149110 Japanese dodder Cuscuta japonica
1148115 miramar weed Hygrophila polysperma
1149061 Scotch thistle Onopordum acanthium
1149062 giant salvinia Salvinia molesta
1148105 diffuse knapweed Centaurea diffusa
1149059 mesquite Prosopis spp.
1148173 wetland nightshade Solanum tampicense
1149157 branched broomrape Orobanche ramosa
1149147 branched broomrape Orobanche ramosa
1149183 purple witchweed Striga hermonthica
1149120 hydrilla Hydrilla verticillata
1149125 hydrilla Hydrilla verticillata
1149127 hydrilla Hydrilla verticillata
1149081 goatsrue Galega officinalis
1149121 waterlettuce Pistia stratiotes
1148107 purple witchweed Striga hermonthica
1148104 spotted knapweed Centaurea stoebe ssp. micranthos
1149135 catclaw mimosa Mimosa pellita
1148122 onionweed Asphodelus fistulosus
1148134 air-potato Dioscorea bulbifera
1149111 Japanese dodder Cuscuta japonica
1148176 water pennywort Hydrocotyle spp.
1148113 witchweed Striga spp.
1148133 air-potato Dioscorea bulbifera
1149165 branched broomrape Orobanche ramosa
1149132 itchgrass Rottboellia cochinchinensis
1149040 mile-a-minute weed Persicaria perfoliata
1149166 branched broomrape Orobanche ramosa on thistle
1149083 goatsrue Galega officinalis
1149012 cogongrass Imperata cylindrica
1149050 serrated tussock Nassella trichotoma
1149155 branched broomrape Orobanche ramosa
1148175 water pennywort Hydrocotyle spp.
1149139 catclaw mimosa Mimosa pellita
1148131 air-potato Dioscorea bulbifera
1149114 beaked dodder Cuscuta rostrata
1149044 mile-a-minute weed Persicaria perfoliata
1149048 catclaw mimosa Mimosa pellita
1149008 bladderwort Utricularia spp.
1149026 jointed goatgrass Aegilops cylindrica
1148135 autumn-olive Elaeagnus umbellata
1149160 branched broomrape Orobanche ramosa
1149082 goatsrue Galega officinalis
1149187 purple witchweed Striga hermonthica on corn
1149201 purple witchweed Striga hermonthica on wildgrass
1149167 branched broomrape Orobanche ramosa
1149169 Mediterranean saltwort Salsola vermiculata
1148143 giant hogweed Heracleum mantegazzianum
1148171 giant salvinia Salvinia molesta
1149064 tropical soda apple Solanum viarum
1149077 liverseedgrass Urochloa panicoides
1148154 purple witchweed Striga hermonthica
1149037 purple loosestrife Lythrum salicaria
1149093 goatsrue Galega officinalis
1149017 sawgrass Cladium spp.
1149179 witchweed Striga spp. 1991
1149002 coat buttons Tridax procumbens
1148054 waterlettuce Pistia stratiotes
1149072 tropical soda apple Solanum viarum
1148132 air-potato Dioscorea bulbifera
1149076 tropical soda apple Solanum viarum
1148058 wetland nightshade Solanum tampicense
1149074 tropical soda apple Solanum viarum
1149001 purple witchweed Striga hermonthica
1149073 tropical soda apple Solanum viarum
1148071 small broomrape Orobanche minor
1148100 English ivy Hedera helix
1148070 hydrilla Hydrilla verticillata
1148146 giant hogweed Heracleum mantegazzianum
1149178 witchweed Striga spp. 1991
1149013 cogongrass Imperata cylindrica
1149173 Mediterranean saltwort Salsola vermiculata
1149014 cogongrass Imperata cylindrica
1149065 tropical soda apple Solanum viarum
1149108 Japanese dodder Cuscuta japonica
1148177 swamp loosestrife Decodon verticillatus
1148151 purple witchweed Striga hermonthica
1148075 goatsrue Galega officinalis
1149063 tropical soda apple Solanum viarum
1149140 branched broomrape Orobanche ramosa
1149060 ricegrass paspalum Paspalum scrobiculatum
1148073 Russian thistle Salsola kali
1149054 small broomrape Orobanche minor
1149055 small broomrape Orobanche minor on red clover
1148072 Russian thistle Salsola kali
1149186 purple witchweed Striga hermonthica on sorghum
1149016 sawgrass Cladium spp.
1149051 serrated tussock Nassella trichotoma
1148059 wetland nightshade Solanum tampicense
1149137 catclaw mimosa Mimosa pellita
1149136 catclaw mimosa Mimosa pellita
1148067 Russian thistle Salsola kali
1148061 wetland nightshade Solanum tampicense
1149035 swamp morningglory Ipomoea aquatica
1149015 Benghal dayflower Commelina benghalensis
1149146 branched broomrape Orobanche ramosa
1149071 tropical soda apple Solanum viarum
1148128 witchweed Striga spp. to sorghum
1149057 small broomrape Orobanche minor Flame control
1149070 tropical soda apple Solanum viarum
1149174 Mediterranean saltwort Salsola vermiculata
1149172 Mediterranean saltwort Salsola vermiculata
1148109 purple witchweed Striga hermonthica
1148068 goatsrue Galega officinalis
1149038 purple loosestrife Lythrum salicaria
1149171 Mediterranean saltwort Salsola vermiculata
1148088 witchweed Striga asiatica spraying for witchweed control
1149149 branched broomrape Orobanche ramosa
1149067 tropical soda apple Solanum viarum
1148089 giant hogweed Heracleum mantegazzianum
1149030 threelobe morningglory Ipomoea triloba
1149090 goatsrue Galega officinalis
1149068 tropical soda apple Solanum viarum Spread from manure from slaughter house
1149151 branched broomrape Orobanche ramosa
1148136 cogongrass Imperata cylindrica
1149098 common crupina Crupina vulgaris
1148149 knapweeds Centaurea spp.
1148174 water pennywort Hydrocotyle spp.
1148141 cogongrass Imperata cylindrica wetblade mower
1149103 common crupina Crupina vulgaris
1148170 Japanese dodder Cuscuta japonica
1148063 witchweed Striga spp.
1148065 onionweed Asphodelus fistulosus
1148152 purple witchweed Striga hermonthica
1148159 musk thistle Carduus nutans
1148108 purple witchweed Striga hermonthica growing in corn
1148172 giant salvinia Salvinia molesta
1148145 giant hogweed Heracleum mantegazzianum
1148169 witchweed Striga spp.
1148168 witchweed Striga spp. underground attachments
1149020 ivy gourd Coccinia grandis
1149107 Japanese dodder Cuscuta japonica
1149022 dodder Cuscuta spp.
1149177 witchweed Striga spp. 1991
1149033 swamp morningglory Ipomoea aquatica
1149210 witchweed Striga asiatica Witchweed sprayer
1148150 kudzu Pueraria montana var. lobata
1149086 goatsrue Galega officinalis
1149104 St. Johnswort Hypericum spp.
1149096 goatsrue Galega officinalis
1149097 common crupina Crupina vulgaris
1148083 witchweed Striga asiatica
1149091 goatsrue Galega officinalis
1148166 witchweed Striga spp. Infested corn roots vs Non-infested corn roots
1149101 common crupina Crupina vulgaris
1148147 giant hogweed Heracleum mantegazzianum
1149164 branched broomrape Orobanche ramosa
1149028 swamp morningglory Ipomoea aquatica
1149102 common crupina Crupina vulgaris
1148142 cogongrass Imperata cylindrica
1148091 purple loosestrife Lythrum salicaria
1149100 common crupina Crupina vulgaris
1149130 itchgrass Rottboellia cochinchinensis
1149042 spring millet Milium vernale
1148066 common crupina Crupina vulgaris
1148153 purple witchweed Striga hermonthica
1149031 threelobe morningglory Ipomoea triloba
1149105 Japanese dodder Cuscuta japonica Flame treatment
1149095 goatsrue Galega officinalis handgun spraying
1149159 branched broomrape Orobanche ramosa dead patch in flowers
1149034 threelobe morningglory Ipomoea triloba
1149039 mile-a-minute weed Persicaria perfoliata dead vines
1149069 tropical soda apple Solanum viarum
1149144 small broomrape Orobanche minor
1148178 swamp loosestrife Decodon verticillatus
1148103 leafy spurge Euphorbia esula
1149023 cogongrass Imperata cylindrica
1149058 small broomrape Orobanche minor fumigation tarping
1148111 witchweed Striga spp.
1148069 common crupina Crupina vulgaris
1149109 Japanese dodder Cuscuta japonica
1149094 goatsrue Galega officinalis
1148180 wetland nightshade Solanum tampicense
1149176 witchweed Striga spp. 1991
1149131 itchgrass Rottboellia cochinchinensis
1149106 Japanese dodder Cuscuta japonica Flame treatment
1148062 yellow starthistle Centaurea solstitialis
1148110 purple witchweed Striga hermonthica
1149024 cogongrass Imperata cylindrica roadside
1148144 giant hogweed Heracleum mantegazzianum
1149099 common crupina Crupina vulgaris
1149126 hydrilla Hydrilla verticillata
1149036 waterlettuce Pistia stratiotes
1149029 swamp morningglory Ipomoea aquatica
1148060 wetland nightshade Solanum tampicense
1148085 giant hogweed Heracleum mantegazzianum
1149032 swamp morningglory Ipomoea aquatica
1149198 purple witchweed Striga hermonthica
1149124 hydrilla Hydrilla verticillata
1148179 wetland nightshade Solanum tampicense
1148167 witchweed Striga spp. Yellow and Red flowers
1149087 goatsrue Galega officinalis
1149170 Mediterranean saltwort Salsola vermiculata
1148056 goatsrue Galega officinalis
1149128 hydrilla Hydrilla verticillata
1149192 purple witchweed Striga hermonthica
1149075 tropical soda apple Solanum viarum
1149133 catclaw mimosa Mimosa pellita
1149115 largeseed dodder Cuscuta indecora
1149163 branched broomrape Orobanche ramosa
1149141 branched broomrape Orobanche ramosa on queen annes lace
1148148 itchgrass Rottboellia cochinchinensis
1148090 giant hogweed Heracleum mantegazzianum Burn caused by plant (left leg, person lying down)
1148116 hydrilla Hydrilla verticillata
1149129 hydrilla Hydrilla verticillata sprayer
1149203 tea Camellia sinensis 1991
1149204 tea Camellia sinensis 1991
1149185 purple witchweed Striga hermonthica to grass
1149184 purple witchweed Striga hermonthica to corn
1149181 witchweed Striga spp. pulled from corn field
1148117 miramar weed Hygrophila polysperma in canal
1149018 dodder Cuscuta spp.
1149043 melaleuca Melaleuca quinquenervia
1149045 melaleuca Melaleuca quinquenervia
1149158 branched broomrape Orobanche ramosa dead patch in flowers
1149150 branched broomrape Orobanche ramosa on Blue bonnets
1149138 catclaw mimosa Mimosa pellita
1149112 Japanese dodder Cuscuta japonica
1149066 tropical soda apple Solanum viarum
1149085 goatsrue Galega officinalis
1149046 catclaw mimosa Mimosa pellita
1149049 serrated tussock Nassella trichotoma
1149027 jointed goatgrass Aegilops cylindrica compared to wheat
1149005 onionweed Asphodelus fistulosus
1148123 witchweed Striga spp. corn production with witchweed (left) and without (right)
1148124 witchweed Striga spp. witchweed (smallest), tobacco (next smallest), mustard (largest) and human hair
1148129 witchweed Striga spp.
1148130 witchweed Striga spp. underground attachment
1148126 witchweed Striga spp. sugarcane production with (left) and without (right) witchweed
1148127 witchweed Striga spp. corn without (left) and with (right) witchweed
1148139 cogongrass Imperata cylindrica wetblade mower
1148140 cogongrass Imperata cylindrica wetblade mower
1148137 cogongrass Imperata cylindrica Art Miller, USDA APHIS PPQ, spraying herbicide
1148119 croftonweed Ageratina adenophora
1148120 branched broomrape Orobanche ramosa
1148087 witchweed Striga asiatica underground attachment
1148112 witchweed Striga spp.

Page: