Mammillaria wrightii var. wrightii
Barlow, Patricia. 1990. Inventory of endangered flora, Silent Attack Warning System Project, White Sands Missile Range, Socorro County, New Mexico. Prepared for Army Corps of Engineers, Albuquerque. March 1990. 14 pp.
U.S. Army Corps of Engineers. 1994. Draft Environmental Assessment for the proposed Test Support Network, White Sands Missile Range, New Mexico. Fort Worth District, Planning Division. October 1994. 151 pp.
U.S. Army Corps of Engineers. 1994. Draft biological survey report for the proposed Test Support Network, White Sands Missile Range, New Mexico. Prepared by Fort Worth District, Planning Division, for WSMR. October 1994. . 154 p.
Cortez III Service Corporation, WSMR. 1994. Results of biological surveys for listed taxa at the Launch Complex, Instrumentation Area, and Control Areas associated with the HERA Project. 24 March 1994.
Bacon, J.R. 1993. ACTC Environmental Monitoring Report No. 5: biological survey of the ACTC access road to Ground Zero and Little Burro access road to Lower Anchor and associated construction activities. Physical Science Laboratory. 15 January 1993. 23 pp
Lee-Chadde, S. and L.F. Huenneke. 1997. A handbook of rare, threatened and endangered plant species of the Sacramento Mountains. Dept. of Biology, New Mexico State University, Las Cruces, NM 88003. Draft. pp. 109.