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Photo courtesy Bill McCloskey, University of Arizona |
- Provincial Noxious Weed
- aggressive perennial in the Sedge Family growing from 0.3 to 0.6
metres tall; triangular 3-sided unbranched flower stems;
grass-like leaves; purple to brown flowers; leaf-like bracts under
flower clusters are shorter than the flowers; rough, oblong,
irregularly shaped tubers are formed in chains; tubers have a
bitter flavour
- native to Eurasia but not currently established in British
Columbia; tubers are known to have been introduced recently in a
shipment of imported roses
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