Resources

Element Stewardship Abstract - The Nature Conservancy

Selected Images

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0024028 Italian plumeless thistle Carduus pycnocephalus Flower(s) Eric Coombs	5454487 Italian plumeless thistle Carduus pycnocephalus Plant(s) Eric Coombs	0024029 Italian plumeless thistle Carduus pycnocephalus Plant(s) Eric Coombs	5400991 Italian plumeless thistle Carduus pycnocephalus Foliage Mary Ellen (Mel) Harte
5392003 Italian plumeless thistle Carduus pycnocephalus Flower(s) John M. Randall	5392005 Italian plumeless thistle Carduus pycnocephalus Seed(s) John M. Randall	5400988 Italian plumeless thistle Carduus pycnocephalus Plant(s) Mary Ellen (Mel) Harte	5400989 Italian plumeless thistle Carduus pycnocephalus Flower(s) Mary Ellen (Mel) Harte
5400992 Italian plumeless thistle Carduus pycnocephalus Flower(s) Mary Ellen (Mel) Harte	5436212 Italian plumeless thistle Carduus pycnocephalus Flower(s) Eric Coombs	5454485 Italian plumeless thistle Carduus pycnocephalus Flower(s) Eric Coombs	0024030 Italian plumeless thistle Carduus pycnocephalus Infestation Eric Coombs

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

Taxonomic Rank

Kingdom: Plantae

Phylum: Magnoliophyta

Class: Magnoliopsida

Subclass: Asteridae

Order: Asterales

Family: Asteraceae

Genus: Carduus

Synonyms and Other Names

Other Common Names:
compact-headed thistle, Italian thistle

References

Common Name Reference:	USDA, NRCS. 2010. The PLANTS Database. National Plant Data Center, Baton Rouge, LA, USA.
Scientific Name Reference:	USDA, NRCS. 2010. The PLANTS Database. National Plant Data Center, Baton Rouge, LA, USA.