This is a particular view of Juniperus mexicana monosperma
This is the Juniperus mexicana var. monosperma (Engelm.) Cory view, as seen by Conifer Database in the Catalogue of Life, a constituent of the Catalogue of Life checklist. Remember that you can also check the GBIF view on Juniperus mexicana monosperma.
There may be more details available about this name usage in the verbatim version of the record.