Petition filed by the ASA and other organizations to the Department of Interior requesting the removal of Peirson's Milk-vetch from the threatened and endangered species list. Document dated June 30, 2005.
Letter from attorney David P. Hubbard to the US Department of Interior regarding a petition to list the Mojave Fringe-toed Lizard as threatened or endangered. Letter dated May 17, 2006.
Report on the seed bank and survival of the Peirson's Milk-vetch prepared by Arthur M. Phillips, III, Ph.D. and Debra J. Kennedy. Document dated June 2006.