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Sulfer Cinquefoil
(Potentilla recta L.)
Produced by Wyoming Weed & Pest Council in cooperation with Sandoz
Crop Protection Corp.
Photo by Tom Whitson, Roy Reichenbach
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Growth Habit: Erect, long-lived perennial, plant may form a ring of plants as the older center dies out and new stems grow on the outside edges.
Leaves: Palmate compound, 7 leaflets, course stiff hair on upper and lower surfaces, yellowish green.
Stem: One of several, 12 to 28 inches tall, branched near top, covered with hairs. Numerous leaves along stem, few from base.
Flower: 1/2 to 1 inch in diameter, pale yellow, large yellowish green buds. May bloom late May throughout summer.
Roots: Woody (No rhizomes).
Seeds: Very tiny 1/20th inch in diameter, rough.
Reproduction: Seed
Biological Controls: None are used in Yellowstone County at this time.
Herbicides: Tordon & 24D, Escort
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