More Accounts and Images:
Penstemon australis Small
View species account, photographs, and distribution from USF Atlas of Florida Vascular Plants.
View species account from ARS Germplasm Resources Information Network (GRIN).
View taxonomic account from Integrated Taxonomic Information System (ITIS) for ITIS Taxonomic Serial Number 33823.
View species account and photographs from Lady Bird Johnson Wildflower Center Native Plant Information Network (NPIN).
View photographs and distribution from University of Tennessee Herbarium.