Nature Photography by Gary D. Tonhouse
Iowa Prairies: 
Splendor in the Grass Photography Exhibit

© Gary D. Tonhouse 1997-2008

Large - Flowered Beard Tongue
Penstemon grandiflorus
Snapdragon family ( Scrophulariaceae )

Blooms midspring - midsummer.
Found in upland prairies, often in sandy sites.
Native Americans prepared a toothache remedy from this plant