Resources
- Weed Field Guide - USDA Forest Service
- Weed of the Week - USDA Forest Service
- Element Stewardship Abstract - The Nature Conservancy
- Fact Sheet - Pennsylvania Dept. of Conservation and Natural Resources
Representative Images
5374189 poison-hemlock Conium maculatum Plant(s) Joseph M. DiTomaso |
1459207 poison-hemlock Conium maculatum Flower(s) Steve Dewey |
1391472 poison-hemlock Conium maculatum Flower(s) John D. Byrd |
1391473 poison-hemlock Conium maculatum Foliage John D. Byrd |
1459205 poison-hemlock Conium maculatum Foliage Steve Dewey |
1459206 poison-hemlock Conium maculatum Feature(s) Steve Dewey |
5179061 poison-hemlock Conium maculatum Plant(s) Jan Samanek |
5179063 poison-hemlock Conium maculatum Fruit(s) Jan Samanek |
5179064 poison-hemlock Conium maculatum Fruit(s) Jan Samanek |
5179062 poison-hemlock Conium maculatum Stem(s) Jan Samanek |
0021087 poison-hemlock Conium maculatum Infestation Eric Coombs |
5458173 poison-hemlock Conium maculatum Fruit(s) D. Walters and C. Southwick |
5469971 poison-hemlock Conium maculatum Fruit(s) D. Walters and C. Southwick |
5307016 poison-hemlock Conium maculatum Plant(s) USDA PLANTS Database |
5307018 poison-hemlock Conium maculatum Plant(s) USDA PLANTS Database |
Maps
EDDMapS Distribution - This map is incomplete and is based only on current site and county level reports made by experts, herbaria, and literature. For more information, visit www.eddmaps.org
Alternative content
State Regulated List - This map identifies those states that list this species on their regulated list. For more information, visit Invasive.org
Alternative content
Invasive Listing Sources
- California Invasive Plant Council
- Colorado Noxious Weeds
- Faith Campbell, 1998
- Hoffman, R. & K. Kearns, Eds. 1997. Wisconsin manual of control recommendations for ecologically invasive plants. Wisconsin Dept. Natural Resources, Bureau of Endangered Resources. Madison, Wisconsin. 102pp.
- Idaho Noxious Weeds
- Illinois Invasive Plant List
- Iowa Noxious Weeds
- Jil M. Swearingen, Survey of invasive plants occurring on National Park Service lands, 2000-2007
- John Randall, The Nature Conservancy, Survey of TNC Preserves, 1995.
- Kentucky Exotic Pest Plant Council - Severe Threat
- Mid-Atlantic Exotic Pest Plant Council, 2005
- Nevada Noxious Weeds
- New Mexico Noxious Weeds
- Nonnative Invasive Species in Southern Forest and Grassland Ecosystems
- Ohio Noxious Weeds
- Oregon Noxious Weeds
- Pacific Northwest Exotic Pest Plant Council, 1998
- Pennypack Ecological Restoration Trust, Pennsylvania.
- South Dakota Noxious Weeds
- Tennessee Exotic Pest Plant Council - Significant Threat
- Virginia Department of Conservation and Recreation, 2009
- Washington Noxious Weeds
- WeedUS - Database of Plants Invading Natural Areas in the United States
- West Virginia Noxious Weeds
- Wisconsin's Invasive Species Identification, Classification and Control Rule
Taxonomic Rank
| Kingdom: Plantae |
| Phylum: Magnoliophyta |
| Class: Magnoliopsida |
| Subclass: Rosidae |
| Order: Apiales |
| Family: Apiaceae |
| Genus: Conium |
Other System Links
Plants: COMA2Bayer: COIMA
GRIN: 11262
ITIS: 29473
NPDN Pest: PFFALBA
NPDN Host: 36349
Synonyms and Other Names
Other Common Names:
poison hemlock, deadly hemlock, poison parsley
| Common Name Reference: | Weed Science Society of America Common Names List |
| Scientific Name Reference: | USDA, NRCS. 2010. The PLANTS Database. National Plant Data Center, Baton Rouge, LA, USA. |
Invasive.org is a joint project of the Center for Invasive Species and Ecosystem Health and USDA APHIS PPQ, with additional support from USDA National Institute of Food and Agriculture and USDA Forest Service. The University of Georgia - Warnell School of Forestry and Natural Resources and College of Agricultural and Environmental Sciences |
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Last updated on Tuesday, May 04, 2010 at 02:41 PM