Field Guide to Noxious and Other Selected Weeds of British Columbia
Meadow Knapweed
(Centaurea pratensis)
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- Regional Noxious Weed
- perennial from a woody root crown growing 0.5 to 1 metre tall;
basal leaves are up to 15 cm long; lance-shaped stem leaves are
entire or shallowly lobed and stalkless; upper leaves are small
and not lobed; globe-shaped flower heads are solitary at branch
ends; flower bracts consist of either a thin, torn, papery margin
or a comb-like fringe, particularly on the outer bracts; flowers
are rose-purple, sometimes white
- likely a hybrid between black and brown knapweed
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Margins of flowerhead bracts either thin and papery or comb-like |
More information on meadow knapweed (Weeds BC)
Return to Field Guide to Noxious and Other Selected Weeds of BC
