Description: Grinnell's Penstemon (Penstemon Grinellii), Bureau of Land Management. Note: This is a a perennial herb producing upright stems growing to 85 centimeters in maximum height of penstemon known by the common name Grinnell's beardtongue. It is endemic to California, where it can be found in several mountain ranges from those around the San Francisco Bay Area to the Sierra Nevada to the Peninsular Ranges near the Mexican border. Date: 2004. Source: http://www.ca.blm.gov/hollister/vh/Penstemon_Grinellii.html. Author: Bureau of Land Management.
Summary[edit] Description: English: Grinnell's beardtongue Penstemon grinnellii The staminode is prominently displayed in this image. Location: near summit of Mt. Wilson, California, USA. Date: 13 August 2011. Source: Own work. Author: Davefoc.
Summary[edit] Description: English: Grinnell's beardtongue Penstemon grinnellii Location: Along side aMt. Baldy trail, California, USA. Date: 3 July 2011. Source: Own work. Author: Davefoc.
Summary[edit] Description: English: Grinnell's beardtongue Penstemon grinnellii The red arrow points to the staminode. Location: near summit of Mt. Wilson, California, USA. Date: 13 August 2011. Source: Own work. Author: Davefoc.