Flora Neomexicana IIIa : Field Keys, 2nd edition, 2020. This is a condensed version of "Flora Neomexicana III : An Illustrated Identification Manual," with descriptions, comments, illustrations, and maps omitted. Keys and brief statements of distribution and habitat are provided for the 3817 species of vascular plants found in the wild in New Mexico.

Flora Neomexicana III : An Illustrated Identification Manual, 2nd edition, part 1, 2020. Identification keys and descriptions of families, genera, and species, notes on habitat and ecology, and distribution maps are provided for the 766 species (and 828 total taxa) of spore plants, gymnosperms, and monocotyledonous plants found in New Mexico. Many of the species are illustrated.

The etymology, definition, and usage of each of the scientific names of New Mexico vascular plants are explained.