knapweed, Brown, Centaurea jacea
Life Cycle
Perennial.Propagation
Reproducing only by seed.Stems
Erect, much branched, 20-180 cm high, opposite orientation and greenish or purplish striped (Figure 3).Leaves
Leaves in a basal rosette the first year,Media Items
Figure 1: Top
Figure 2: Top
Figure 3: Figure showing stem orientation. Top
Figure 4: Leaf of brown knapweed. Top
Figure 5: Mature flower. Top
Figure 6: Top
Figure 7: Top
Figure 8: Woody root of brown knapweed. Top

