Keywords: Penstemon pennellianus.jpg en Penstemon pennellianus Clearwater National Forest USA http //www fs fed us/r1/clearwater/LewisClark/lewis_clark_plants/LC_photos/forb_blue/pensglan htm at http //www fs fed us/r1/clearwater/LewisClark/lewis_clark_plants/lcindex htm Author Template PD-USGov-USDA-FS Penstemon pennellianus PD-USGov |