Warning! This is an
invasive plant, which has the potential to aggressivley crowd out native species. Learn
more about invasive plants!
Brown Knapweed (Centaurea jacea)
Image ID: 2013/mtr162
Tap/mouseover and drag to zoom/pan.Invasive
Family:
Asteraceae (Sunflower)
Height: 1 to 3 ft.
Blooms: June to
September
Leaf Type:
smooth
Bloom Size: 1 in. (typical)
Flower Description:
Individual flowers,
Parts indistinct
Location: Montour Trail
Date: 8/31/2013
More photos of this flower
We started out as wildflowers from the bicycle trails of western Pennsylvania, but we've
grown!
Meyer, Joseph E. (1918). The Herbalist and Herb Doctor. Hammond, Ind.: Indiana Herb Gardens. 400 pp.