Cotton weed identification
From Bugwoodwiki
Crabgrass (Digitaria spp.)
Large crabgrass (Digitaria sanguinalis)
 Photo by Steve Dewey, Utah State University, Bugwood.org |  Photo by Richard Old, XID Services, Inc., Bugwood.org |  Photo by Lynn Sosnoskie, University of Georgia, Bugwood.org |  Photo by Charles T. Bryson, USDA Agricultural Research Service, Bugwood.org |
Southern crabgrass (Digitaria bicornis)
 Photo by Richard Old, XID Services, Inc., Bugwood.org |  Photo by Richard Old, XID Services, Inc., Bugwood.org |
Texas Panicum (Panicum texanum)
Pigweeds (Amaranth spp.)
Palmer amaranth (Amaranthus palmeri)
 Photo by Joseph LaForest, University of Georgia, Bugwood.org |  Photo by Joseph LaForest, University of Georgia, Bugwood.org |  Photo by Joseph LaForest, University of Georgia, Bugwood.org |  Photo by Joseph LaForest, University of Georgia, Bugwood.org |
Smooth pigweed (Amaranthus hybridus)
 Photo by Richard Old, XID Services, Inc., Bugwood.org |  Photo by Richard Old, XID Services, Inc., Bugwood.org |  Photo by Lynn Sosnoskie, University of Georgia, Bugwood.org |  Photo by Richard Old, XID Services, Inc., Bugwood.org |
Florida beggarweed (Desmodium tortuosum)
 Photo by Richard Old, XID Services, Inc., Bugwood.org |  Photo by John D. Byrd, Mississippi State University, Bugwood.org |  Photo by Richard Old, XID Services, Inc., Bugwood.org |  Photo by Richard Old, XID Services, Inc., Bugwood.org |
Ipomoea morningglories
smallflower morningglory
pitted morningglory
ivyleaf/entireleaf morningglory
Nutsedge (Cyperus spp.)
Yellow nutsedge (Cyperus esculentus)
 Photo by John Cardina, The Ohio State University, Bugwood.org |  Photo by Joseph LaForest, University of Georgia, Bugwood.org |  Photo by Ohio State Weed Lab Archive, The Ohio State University, Bugwood.org |
Purple nutsedge (Cyperus rotundus)
 Photo by Charles T. Bryson, USDA Agricultural Research Service, Bugwood.org |  Photo by Joseph LaForest, University of Georgia, Bugwood.org |  Photo by Joseph LaForest, University of Georgia, Bugwood.org |
Florida pusley (Richardia scabra)
 Photo by James H. Miller & Ted Bodner, Southern Weed Science Society, Bugwood.org |  Photo by Richard Old, XID Services, Inc., Bugwood.org |  Photo by Richard Old, XID Services, Inc., Bugwood.org |
Prickly sida (Sida spinosa)
 Photo by Ohio State Weed Lab Archive, The Ohio State University, Bugwood.org |  Photo by Ohio State Weed Lab Archive, The Ohio State University, Bugwood.org |
Arrowleaf sida
 Photo by Richard Old, XID Services, Inc., Bugwood.org |  Photo by Richard Old, XID Services, Inc., Bugwood.org |  Photo by Richard Old, XID Services, Inc., Bugwood.org |
Sicklepod (Senna obtusifolia)
 Photo by Chris Evans, River to River CWMA, Bugwood.org |  Photo by Richard Old, XID Services, Inc., Bugwood.org |  Photo by Gerald Holmes, Valent USA Corporation, Bugwood.org |
Common cocklebur (Xanthium strumarium)
 Photo by John D. Byrd, Mississippi State University, Bugwood.org |  Photo by Ohio State Weed Lab Archive, The Ohio State University, Bugwood.org |  Photo by Jan Samanek, State Phytosanitary Administration, Bugwood.org |  Photo by Jan Samanek, State Phytosanitary Administration, Bugwood.org |
Spurge (Euphorbia spp.)
wild poinsettia
Goosegrass
Bristly starbur
redweed
Bermudagrass (Cynodon dactylon)
 Photo by Steve Dewey, Utah State University, Bugwood.org |  Photo by Steve Dewey, Utah State University, Bugwood.org |  Photo by David J. Moorhead, University of Georgia, Bugwood.org |
coffee senna
Dayflower (Commelina spp.)
Benghal dayflower (Commelina benghalensis)
 Photo by Stanley Culpepper, University of Georgia, Bugwood.org |  Photo by Stanley Culpepper, University of Georgia, Bugwood.org |  Photo by Theodore Webster, USDA Agricultural Research Service, Bugwood.org |  Photo by Herb Pilcher, USDA Agricultural Research Service, Bugwood.org |
spreading/Asiatic dayflower (Commelina communis)
 Photo by Richard Old, XID Services, Inc., Bugwood.org |  Photo by Wendy VanDyk Evans, , Bugwood.org |
tropic croton (Croton glandulosus septentrionalis)
 Photo by John D. Byrd, Mississippi State University, Bugwood.org |  Photo by Theodore Webster, USDA Agricultural Research Service, Bugwood.org |
velvetleaf
 Photo by Jan Samanek, State Phytosanitary Administration, Bugwood.org |  Photo by Phil Westra, Colorado State University, Bugwood.org |  Photo by Lynn Sosnoskie, University of Georgia, Bugwood.org |  Photo by Jan Samanek, State Phytosanitary Administration, Bugwood.org |
Horseweed
signalgrass
spotted spurge
Johnsongrass (Sorghum halepense)
 Photo by Howard F. Schwartz, Colorado State University, Bugwood.org |  Photo by Howard F. Schwartz, Colorado State University, Bugwood.org |  Photo by Forest & Kim Starr, Starr Environmental, Bugwood.org |  Photo by Chris Evans, River to River CWMA, Bugwood.org |
redvine
hemp sesbania (Sesbania exaltata)
 Photo by Theodore Webster, USDA Agricultural Research Service, Bugwood.org |  Photo by Theodore Webster, USDA Agricultural Research Service, Bugwood.org |
smartweed spp.
Pennsylvania smartweed
 Photo by Dan Tenaglia, Missouriplants.com, Bugwood.org |  Photo by Ohio State Weed Lab Archive, The Ohio State University, Bugwood.org |  Photo by Lynn Sosnoskie, University of Georgia, Bugwood.org |
spurred anoda
trumpetcreeper (Campsis radicans)
 Photo by Dan Clark, USDI National Park Service, Bugwood.org |  Photo by Ohio State Weed Lab Archive, The Ohio State University, Bugwood.org |  Photo by Ohio State Weed Lab Archive, The Ohio State University, Bugwood.org |
red sprangletop
silverleaf nightshade (Solanum elaeagnifolium)
 Photo by Joy Viola, Northeastern University, Bugwood.org |  Photo by Richard Old, XID Services, Inc., Bugwood.org |
common lambsquarters (Chenopodium album)
 Photo by Phil Westra, Colorado State University, Bugwood.org |  Photo by Howard F. Schwartz, Colorado State University, Bugwood.org |  Photo by Lynn Sosnoskie, University of Georgia, Bugwood.org |  Photo by Lynn Sosnoskie, University of Georgia, Bugwood.org |
wild okra
honeyvine
milkweed
groundcherry spp.
field bindweed (Convolvulus arvensis)
 Photo by Phil Westra, Colorado State University, Bugwood.org |  Photo by Howard F. Schwartz, Colorado State University, Bugwood.org |  Photo by John D. Byrd, Mississippi State University, Bugwood.org |
