Penstemon metcalfei

Tonne, P. (1999) Status Report for Metfalfe's Penstemon (Penstemon metcalfei ; Scrophulariaceae). Retrieved from Silver City Ranger District, Gila National Forest, USFS. 16 p.

• Penstemon metcalfei

Tonne, P. 2000. Penstemon metcalfei and Adenophyllum wrightii label information and maps. 2 p.

• Kiowa County
• Penstemon metcalfei
• METCALFE'S PENSTEMON

Roth, D. 2015. Wildfire impacts on species of concern: plants in the Gila National Forest, New Mexico. New Mexico Energy, Minerals, and Natural Resources Department, Forestry Division, Santa Fe, NM. 48 p.