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
Equipment used to capture
this image.
Camera: Nikon F4s
Lens: Nikor 105mm 2.8 Micro
Tripod: Gitzo 320
Film: Fuji Velvia