You selected Pinus balfouriana var. austrina (Bruijn & J. Mastrog.) Silba. This is a synonym for:

Accepted scientific name:
Pinus balfouriana subsp. austrina Bruijn & J. Mastrog. (accepted name) 1 literature reference for Pinus balfouriana subsp. austrina Bruijn & J. Mastrog.
Synonyms:
Pinus balfouriana var. austrina (Bruijn & J. Mastrog.) Silba (synonym) 1 literature reference for Pinus balfouriana var. austrina (Bruijn & J. Mastrog.) Silba
Common names: -
Classification:
Plantae
Phylum Pinophyta
Class Pinopsida
Order Pinales
Family Pinaceae
Genus Pinus
Species Pinus balfouriana
Distribution: U.S.A., S. California (Tulare, Fresno & Inyo Counties, Sierra Nevada) TDWG: 76 CAL
Additional data: Conservation status: NT, Habit: Tree
Source database: Conifer Database, Jun 2008
Latest taxonomic scrutiny: Farjon A., 5-Jun-2008
Online resource: -
CoL taxon LSID: urn:lsid:catalogueoflife.org:taxon:3a2ab8cc-52c2-102c-b3cd-957176fb88b9:ac2010