Penstemon grandiflorus Nutt.  
Family: Plantaginaceae
large beard-tongue, large-flowered beard-tongue
Penstemon grandiflorus image
Derek Anderson  
Etymology: Penstemon: from the Greek pente, "five," and stemon, "stamen," for the fifth stamen, referring to the staminode, or just an allusion to the fact that it has five stamens
Plants: erect, biennial/perennial, 12"-40" tall forb, smooth throughout
Leaves: opposite, entire, becoming shorter and somewhat clasping towards the top, waxy-looking
Flowers: pink, 5-parted, to 2" long, tubular, smooth inside and out, widely flaring lips; inflorescence a 6"-12" cluster of 2-4 short-stalked flowers in the leaf axil; blooms May-June
Habitat: full sun; dry; prairies, inland sands; in sandy, gravelly soil
Conservation Status: Native
Penstemon grandiflorus image
Robert W. Freckmann  
Penstemon grandiflorus image
Christopher Noll  
Penstemon grandiflorus image
Christopher Noll  
Penstemon grandiflorus image
Robert W. Freckmann  
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