A Utah flora
Welsh SL, Atwood ND, Goodrich S, Higgins LC. 2003. A Utah flora. Brigham Young University. Provo, UT
This is a revised version of a comprehensive treatment of the vascular flora of Utah. All new taxa and distributional records discovered since the publication of the 2nd edition in 1993 are included. Keys are provided to families, genera, species and infraspecific taxa (when present). Taxa are described, ecological data is given and geographical information is provided. County distribution in Utah is given for each species and infraspecific taxon.