Local floras, that is, plant lists for relatively small areas, are widely scattered, often unpublished, and difficult to locate. Over 100 local floras from the southwestern United States (Arizona, Colorado, Nevada, New Mexico, and Utah) are listed and briefly annotated.
Bowers, Janice E.
"Local floras of the southwest, 1920–1980: an annotated bibliography,"
Great Basin Naturalist: Vol. 42
, Article 14.
Available at: http://scholarsarchive.byu.edu/gbn/vol42/iss1/14