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DIFFUSE KNAPWEED
Life cycle: Local noxious. Biennial or short-lived perennial.
Leaves: Alternate, hairy, narrow, divided. Grayish-green. Basal leaves whorled.
Stems: 1 to 2 feet, rough, erect.
Flowers: White to rose or purplish. Bract tips under the flower have yellow spine with comb-like teeth.
Roots: Long taproot. Rosette first season.
Weed Species: local noxious weed
Comments: Very competitive plant.