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Green Landscaping: Greenacres

Native Plants of the Great Lakes

North Branch Restoration Project Seed Book

Penstemon Calycosus / Family: Scrophulariaceae
Smooth Beard Tongue, Swink/Wilhelm # 7

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FLOWERING: Mid-June through July

SEED TIMING: Mid-September to Mid-October

HABITAT: Open savanna and prairies

DIAGNOSTIC FEATURES: 2 - 4 feet high. Thick, smooth opposite leaves. White or faintly pink tinged tube-shaped horizontal blossoms, like musical horns facing out from the stem.

TO PICK: Many, shiny, oval, brown, large seed capsules on each stalk, each containing many small seeds. Pick when brown. Capsules emit an odor similar to dirty socks.


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