Eight species previously unreported for Wyoming are listed. A range extension is noted for Erigeron humilis, and Cymopterus bipinnatus is verified as occurring in Wyoming.
Evert, Erwin F. and Hartman, Ronald L.
"Additions to the vascular flora of Wyoming,"
Great Basin Naturalist: Vol. 44
, Article 13.
Available at: http://scholarsarchive.byu.edu/gbn/vol44/iss3/13