UC IPM Online UC ANR home page UC IPM home page


SKIP navigation


How to Manage Pests

UC Pest Management Guidelines


Weed Photo Gallery, with Common and Scientific Names

(Reviewed 1/06, updated 1/06)

In this Guideline: More about weeds in corn:

Common names link to pages with weed descriptions and photos, up to 100K, often showing several stages of development.

Common Name Scientific Name
barley, hare Hordeum murinum ssp. leporinum
bermudagrass Cynodon dactylon
bindweed, field Convolvulus arvensis
cocklebur, common Xanthium strumarium
datura, sacred Datura wrightii
goosefoot Chenopodium spp.
groundcherries Physalis spp.
johnsongrass Sorghum halepense
junglerice Echinochloa colona
knapweed, Russian Acroptilon repens
knotweed, common Polygonum arenastrum
lambsquarters, common Chenopodium album
lettuce, prickly Lactuca serriola
morningglories Ipomoea spp.
nightshade, black Solanum nigrum
nightshade, hairy Solanum sarrachoides
nightshade, silverleaf Solanum elaeagnifolium
nutsedge, purple Cyperus rotundus
nutsedge, yellow Cyperus esculentus
oat, wild Avena fatua
pigweed, redroot Amaranthus retroflexus
puncturevine Tribulus terrestris
purslane, common Portulaca oleracea
purslane, horse Trianthema portulacastrum
shattercane Sorghum bicolor
sprangletops Leptochloa spp.
spurge, spotted Chamaesyce maculata
sunflower, common Helianthus annuus
thistle, Russian Salsola tragus
velvetleaf Abutilon theophrasti
wheats Triticum spp.


[UC Peer Reviewed]

UC IPM Pest Management Guidelines: Corn
UC ANR Publication 3443
S. D. Wright, UC Cooperative Extension, Tulare County
W. M. Canevari, UC Cooperative Extension, San Joaquin County
D. J. Munier, UC Cooperative Extension, Glenn County
Acknowledgement for contributions to Weeds:
M. L. Campbell-Mathews, UC Cooperative Extension, Stanislaus County
R. N. Vargas, UC Cooperative Extension, Madera County

Top of page

Statewide IPM Program, Agriculture and Natural Resources, University of California
All contents copyright © 2019 The Regents of the University of California. All rights reserved.

For noncommercial purposes only, any Web site may link directly to this page. FOR ALL OTHER USES or more information, read Legal Notices. Unfortunately, we cannot provide individual solutions to specific pest problems. See our Home page, or in the U.S., contact your local Cooperative Extension office for assistance.

Agriculture and Natural Resources, University of California

Accessibility   Contact webmaster.