Carduus acanthoides

Commonly known as spiny thistle, plumeless thistle

Weed Classification

Noxious Weed Class Class B: Species are limited to portions of the state. In areas that are not infested weeds should be treated as Class A; in infested areas, containment and prevention of spread are the priority.
Weed Type forb
Found in rangeland
Duration annual or biennial
Juice not milky
Spines, Thorns, and Prickles stem,leaves,fruit
Growth Habit at Maturity spreading
Leaf Arrangement alternate
Leaf Type not lobed,lobed
Presence of Leaf Tendils absent
Leaf Succulence not succulent
Stem Shape round
Flower Color pink-red,blue-purple
Flower Symmetry symmetric

Image Gallery

Photo #1 of Carduus acanthoides Photo #2 of Carduus acanthoides Photo #3 of Carduus acanthoides