Scotch thistle
Onopordum acanthium L.
Resources
- Weed of the Week - USDA Forest Service
- Weed Field Guide - USDA Forest Service
Representative Images(View more at Forestry Images)
 1459793 Scotch thistle Onopordum acanthium Plant(s) Steve Dewey |
 1459803 Scotch thistle Onopordum acanthium Plant(s) Steve Dewey |
 0023064 Scotch thistle Onopordum acanthium Flower(s) Eric Coombs |
 1459797 Scotch thistle Onopordum acanthium Plant(s) Steve Dewey |
 5273046 Scotch thistle Onopordum acanthium Feature(s) Leslie J. Mehrhoff |
 1459800 Scotch thistle Onopordum acanthium Plant(s) Steve Dewey |
 1459804 Scotch thistle Onopordum acanthium Plant(s) Steve Dewey |
 5402119 Scotch thistle Onopordum acanthium Flower(s) Lesley Ingram |
 5405758 Scotch thistle Onopordum acanthium Foliage Bonnie Million |
 5308033 Scotch thistle Onopordum acanthium Plant(s) USDA NRCS PLANTS Database |
 5308034 Scotch thistle Onopordum acanthium Fruit(s) Steve Hurst |
 5459819 Scotch thistle Onopordum acanthium Fruit(s) D. Walters and C. Southwick |
 1459799 Scotch thistle Onopordum acanthium Plant(s) Steve Dewey |
 1459795 Scotch thistle Onopordum acanthium Flower(s) Steve Dewey |
 1459801 Scotch thistle Onopordum acanthium Infestation Steve Dewey |
 1299213 Scotch thistle Onopordum acanthium Infestation Vince Belleci |
 5392415 Scotch thistle Onopordum acanthium Plant(s) John M. Randall |
Invasive Listing Sources
- Arizona Noxious Weeds
- California Invasive Plant Council
- California Noxious Weeds
- Colorado Noxious Weeds
- Connecticut Invasive Plant List
- Connecticut Invasive Plant Working Group
- Connecticut Noxious Weeds
- Idaho 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.
- Missouri Noxious Weeds
- Nevada Noxious Weeds
- New Mexico Noxious Weeds
- Nonnative Invasive Species in Southern Forest and Grassland Ecosystems
- Oklahoma Noxious Weeds
- Oregon Noxious Weeds
- Pacific Northwest Exotic Pest Plant Council, 1998
- Utah Noxious Weeds - Contain
- Washington Noxious Weeds
- WeedUS - Database of Plants Invading Natural Areas in the United States
- Wyoming Noxious Weeds
Taxonomic Rank
| Kingdom: Plantae |
| Phylum: Magnoliophyta |
| Class: Magnoliopsida |
| Subclass: Asteridae |
| Order: Asterales |
| Family: Asteraceae |
| Genus: Onopordum |
Other System Links
Plants: ONACBayer: ONRAC
GRIN: 104466
ITIS: 38140
NPDN Pest: PBFCNBA
NPDN Host: 36437
Synonyms and Other Names
Other Common Names:
Scottish thistle, cotton thistle, heraldic thistle, Scotch cottonthistle
| Related Scientific Names: | |
| Onopordum acanthium ssp. acanthium L. | (Synonym) |
| 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. |
