kuenzler's cactus
Lincoln National Forest, Mayhill Ranger District. 1992. Report on surveys for Echinocereus fendleri var kuenzleri.
Johnston, B.C. 1976. Observation data sheet on file at USFS Regional Office, Albuquerque.
Lincoln National Forest, Mayhill Ranger District. 1988. Monitoring report on Echinocereus fendleri var kuenzleri.
Worthington, Richard. Survey for Kuenzler's Cactus, Echinocereus fendleri (Engelm.) ex Rumpler var. kuenzleri On Texas Hill, Guadalupe Mts, New Mexico. Southwestern Research and Professional Services, El Paso, TX. 5p.
Chauvin, Y., E. Milford, T. Neville, H. Varani and E. Muldavin. 2012. Kuenzler’s Hedgehog Cactus (Echinocereus fendleri var. kuenzleri) Surveys. Fort Stanton Snowy River National Conservation Area. Natural Heritage New Mexico Publ. No. 12-GTR-368. Natural
. 1976. No Title. . 1 p.
Chauvin, Y., J. Oliva, and S. Wood. 1999. Survey for Kuenzler's hedgehog cactus (Echinocereus fendleri var. kuenzleri). Unpubl. report by NM Natural Heritage Program for Bureau of Land Management Carlsbad Field Office. 21 p.
Ladyman, J. 1998. Plant Occurrence Record of Echinocereus fendleri var kuenzleri. 2 p.
Chauvin, Y. and Swinehart, A. 1998. Kuenzler's cactus inventory completion report. Field notes on sensitive plant survey and population site reports from May 18-31, 1998. 100 p.
Bleakly, David. 2001. Echinocereus fendleri var. kuenzleri occurrences in the survey corridor along US-54, Lincoln County, New Mexico. Blue Earth Environmental, Santa Fe, New Mexico.. 1 p.