Sclerocactus cloveriae ssp. Brackii
Powell, E.L. 2004. Ecosphere mitigation measures for Brack's fishhook cacti (Sclerocactus cloveriae var. brackii) within BP America Lindsey A LS #1B well pad project.
Fox, K. 2004. Threatened and Endangered Species monitoring for Hartman Com #6B (formally Hartman Com 23 #1M access road and well pad project).
Auringer, I. K. 2004. Transplant of Brack's Fishhook Cactus for the SG Interests I, LTD, proposed Federal 29-9-28 #3 Well.
Biosphere Environmental Sciences & Technologies (BEST) LLC. 2003. Koch Exploration's AB Geren #6A Brack's Cactus Report.
Eisenfeld, M. 2002. Fencing of Brack's fishhook cactus in Childers #3M well pad project area.
Hyder, D. 2000. Documentation of mitigation measures for 15 Brack's cacti (Sclerocactus cloveriae var. brackii) within the proposed Cross Timbers Operating Company P.O. Pipken #4R well pad.
Tegre Corporation. 2015. Biological survey report: Energen Resources Corporation, Jemez Mountains Electric Cooperative, Inc. proposed Chaco 23-08 15 #1H and #2H well pad, pipelines, and power line project. Submitted to BLM Farmington Field Office. 46 p.
Nelson Consulting, Inc. 2015. Biological survey report for Encana Oil & Gas (USA) Inc.'s proposed Escrito I24A-2409, L30-2408 and M30-2408 oil and natural gas wells projects. Submitted to BLM Farmington Field Office. 72 p.
Ecosphere Environmental Services, Inc. 2015. Biological survey report: Ecana Oil & Gas (USA) Inc. proposed Lybrook E11-2208 well pad, access road, and pipeline project. Submitted to BLM Farmington Field Office. 27 p.
Adkins Consulting, Inc. 2015. Biological survey report for the proposed Tapp 2B oil and gas well project, Burlington Resources Oil & Gas Company LP. Submitted to BLM Farmington Field Office. 15 p.