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, perennial, 12"-28" tall forb, hairy throughout
Flowers: white with purple lines in the throat, 5-parted, 1/2"-3/4" long, tubular, tube much longer than the slightly-flaring lobes, throat open and flat, 5 stamens (1 infertile); inflorescence a 4"-10" cluster with upward-pointing branches; blooms April-June
Habitat: dry; woods, fields
Conservation Status: Special Concern
Floristic Rating: Coefficient of Conservatism = 4, Wetland Indicator = UPL WIS DNR-Bureau of Endangered Resources: Detailed information on Wisconsin listed species including state and federal status, photos, etc. Atlas of the Wisconsin Prairie and Savanna Flora: by T.S. Cochrane & H.H. Iltis: habitat, distribution infomation / flowering and fruiting times USDA Plants Database: Federal Distribution and detailed information including photos Dan Tenaglia's The Missouri Flora: Fabulous photographs; detailed descriptions; color and leave arrangement key.