![MyWildflowers homepage - wildflowers from the hiking and biking trails of America wildflower logo](images/2012logo.gif)
![](images/no_vetch_small.gif)
Brown Knapweed (Centaurea jacea)
Image ID: mtr124
Permalink:
myWildflowers.com/detail.asp?photo=mtr124
![](/images/zoom.png)
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: 7/30/2005
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.
![The Herbalist](images/herbbook.jpg)