More Accounts and Images:
Penstemon barbatus (Cav.) Roth
View species account from ARS Germplasm Resources Information Network (GRIN).
View taxonomic account from Integrated Taxonomic Information System (ITIS) for ITIS Taxonomic Serial Number 33825.
View species account from Kemper Center for Home Gardening.
View species account and photographs from Lady Bird Johnson Wildflower Center Native Plant Information Network (NPIN).
View species account from Native American Ethnobotany (University of Michigan - Dearborn).