Italian Plumeless Thistle (Carduus pycnocephalus)


Carduus Pycnocephalus, or more commonly know as Italian Plumeless Thistle, is a forb/herb (a forb/herb is a non-woody plant that is not a grass) of the genus Carduus. Its duration is annual which means it grows for one season only. Carduus Pycnocephalus or Italian Plumeless Thistle's floral region is North America US Lower 48 and Hawaii, specifically in the states of Alabama, Arkansas, California, Hawaii, Idaho, New York, Oregon, South Carolina, Texas and Washington.

  • Category: Dicot
  • Genus: Carduus
  • Family: Asteraceae
  • Order: Asterales
  • Class: Magnoliopsida
  • Division: Magnoliophyta
  • Duration: Annual
  • Growth Habit: Forb/herb
  • Native Status: L48 (I) HI (I)
  • State Noxious Status: CA (CW) OR (BDW Q) WA (CAW NWSPQ)
  • State Noxious Common Name: CA (Italian thistle) OR (Italian thisle) WA (Italian thistle)
  • PLANTS Invasive Status: Cal-IPC STATE WSWS

Browse Plants by State

Alabama Alaska Arizona Arkansas California Colorado Connecticut Delaware Florida Georgia Hawaii Idaho Illinois Indiana Iowa Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Ohio Oklahoma Oregon Pennsylvania Rhode Island South Carolina South Dakota Tennessee Texas Utah Vermont Virginia Washington West Virginia Wisconsin Wyoming