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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.