Echinocereus fendleri var. kuenzleri
Black, K. Fragua, S. Ross, D. Ung, K. (1997) Inventory Completion Report, Sensitive Plant Survey, Lincoln National Forest. Project Name: National Kuenzleri Survey. Guadalupe Ranger District, Lincoln National Forest, USFS. 3 p.
Black, K. Ross, D. (1997) Inventory Completion Report, Sensitive Plant Survey, Lincoln National Forest, Field Notes. Project Name: Hooper Kuenzleri Survey. Guadalupe Ranger District, Lincoln National Forest, USS. 3 p.
Black, K. Fragua, S. Ross, D. (1997) Inventory Completion Report, Sensiitve Plant Survey, Lincoln National Forest, Field Notes. Project Name: Soldier Kuenzleri Survey. Guadalupe Ranger District, Lincoln National Forest, USFS. 3 p.
Black, K. Fragua, S. Ross, D. (1997) Inventory Completion Report, Sensitive Plant Survey, Lincoln National Forest, Field Notes. Project Name: Price/Blair Kuenzleri Survey. Guadalupe Ranger District, Lincoln National Forest, USFS. 3 p.
Black, K. Ross, D. (1997) Inventory Completion Report, Sensitive Plant Survey, Lincoln National Forest, Field Notes. Project Name: Blair Kuenzleri Suvey. Guadalupe Ranger District, Lincoln National Forest, USFS. 3 p.
Black, K. Fragua, S. Ross, D. (1997) Inventory Completion Report, Sensitive Plant Survey, Lincoln National Forest, Field Notes. Project Name: Irabarne Kuenzleri Survey. Guadalupe Ranger District, Lincoln National Forest, USFS. 3 p.
Debruin, E. (1994). Year III Report, Echinocereus Fendleri var. Kuenzleri Research on Fort Stanton Reservation. Guadalupe RD, Lincoln NF, USFS.
Wood, S. 1992. Notes on status of Kuenzler's cactus in Elk, NM area. Lincoln NF District Office, Alamogordo NM. 1p.
DeBruin, E. 1992. Survey for Astragalus kerrii and Echinocereus fendleri var. kuenzleri in the Capitan Mountains Area of the Lincoln National Forest. Unpubl. report by New Mexico Natural Heritage Program to USDA Forest Service. 50 p.
Poague, L. 1991. Monitoring Report for Hedghog Cactus. United States Forest Service (USFS) Regional Office, Albuquerque, NM. p.16.