Echinocereus fendleri var. kuenzleri
Black, K. Fragua, S. Ross, D. (1997) Inventory Completion Report, Sensitive Plant Survey, Lincoln National Forest, Field Notes. Project Name: Helton/Blair 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: Irabarne 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: Irabarne Kuenzleri Survey. Guadalupe Ranger District, Lincoln National Forest, USFS. 3 p.
Sivinski, R. (1996) Guadalupe Mountains Survey for Echinocereus fendleri var. kuenzleri. Guadalupe Ranger District, Lincoln National Forest, USFS. 37 p.
Sivinski, R. 1995-1996. Field forms for survey for Echinocereus fendleri var. kuenzlerii in Guadalupe Mountains.
Sivinski, R. 1996. Guadalupe Mountains survey for Echinocereus fendleri var. kuenzlerii. May 1996.
Delorenzo, D. (1995) Unpublished letter to Ms. Fowler-Propst including a rare plant occurence record. Guadalupe RD, Lincoln NF, USFS.
Barber, L. M.. 1995. Contributor's NM Rare Plant Occurrence Record. . 3 p.
Cortez III Service Corporation. 1994. Biological survey report for project at RENA Site. 8 June 1994. 8 pp.
DeBruin, E. 1991. Survey for Echinocereus fendleri ver. kuenzleri on Fort Stanton Reservation. Unpubl. report by New Mexico Natural Heritage Program for BLM Roswell Resource Area. 12 p. + app.