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Green Landscaping: Greenacres

Native Plants of the Great Lakes

North Branch Restoration Project Seed Book

grass Carex Pensylvanica / Family: Cyperaceae
Common Oak Sedge, Swink/Wilhelm #5

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FLOWERING: April - May

SEED TIMING: Late May to mid-June

HABITAT: Dry oak woods and savannas. Open oak ridges

DIAGNOSTIC FEATURES: Forms tufts of thin-leaved blades which may spread by stolons to form colonies resembling lawn grass. Blades are about 1/16 inch wide and grow no more than 7 inches long. Flowers occur on the tips of stems elevated above the blades. Each stem holds a male flower on top with the female flower just underneath.

TO PICK: After flowering, the seeds will ripen quickly. Look for spikelets which are turning tan and withered.


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