Penstemon attenuatus3

Description:

Description: English: Penstemon attenuatus, Clearwater National Forest, USA. Source: http://www.fs.fed.us/r1/clearwater/LewisClark/lewis_clark_plants/LC_photos/forb_blue/pensatt2.htm at http://www.fs.fed.us/r1/clearwater/LewisClark/lewis_clark_plants/lcindex.htm. Author: Unknown authorUnknown author. Permission(Reusing this file): Public domainPublic domainfalsefalse. : This image is a work of the Forest Service of the United States Department of Agriculture. As a work of the U.S. federal government, the image is in the public domain. :.