Escobaria orcuttii
Calkins, Robert. 1992. Memorandum to Area Manager concerning recent T & E plant inventories in the Big Hatchet Mountains. BLM, Las Cruces District Office.
Castetter, E. F., P. Pierce, and K. H. Schwerin. 1975. A reassessment of the Genus Escobaria. Cactus and Succulent Journal. Vol XLVII. 60-70 pp.
McIntosh, L. 1996. Unpublished letter to Ellen DeBruin from Laird McIntosh.
Abandoned Mine Land Bureau, New Mexico Mining and Minerals Division. 2005. Granite Gap Mine Reclamation Project Environmental Assessment. Project Number 35144. Hidalgo County, New Mexico: Abandoned Mine Land Bureau, New Mexico Mining and Minerals Division
Zimmerman, A. D., and B. D. Parfitt. 2006. Flora of North America. Volume 4. Pages 236-237.
Howard, M. 2011. BLM Special Status Plants Data. Plant Conservation Program, Bureau of Land Management, New Mexico State Office.