You selected Boechera beckwithii (S. Watson) Dorn. This is a synonym for:

Accepted scientific name:
Boechera puberula (Nutt.) Dorn (accepted name)
Synonyms:
Arabis arida Greene (synonym)
Arabis beckwithii S. Watson (synonym)
Arabis puberula Nutt. (synonym) 1 literature reference for Arabis puberula Nutt.
Arabis sabulosa M.E. Jones (synonym)
Arabis subpinnatifida var. beckwithii (S. Wats) Jepson (synonym)
Boechera beckwithii (S. Watson) Dorn (synonym)
Erysimum puberulum (Nutt.) Kuntze (synonym)
Common names: -
Classification:
Plantae
Phylum Magnoliophyta
Class Magnoliopsida
Order Capparales
Family Brassicaceae
Genus Boechera
Distribution: -
Additional data: -
Source database: Brassicaceae, 2, Oct 2009
Latest taxonomic scrutiny: Warwick S.I. , Francis A. & Al-Shehbaz I.A., 2009
Online resource: -
CoL taxon LSID: urn:lsid:catalogueoflife.org:taxon:283322b6-60a7-102d-be47-00304854f810:ac2010