You selected Quercus alba var. longigemma Trel. This is a synonym for:

Accepted scientific name:
Quercus alba L. (accepted name) 1 literature reference for Quercus alba L.
Synonyms:
Quercus alba var. heterophylla Ettingsh. & Krasan (synonym) 1 literature reference for Quercus alba var. heterophylla Ettingsh. & Krasan
Quercus alba forma latiloba (Sarg.) E.J.Palmer & Steyerm. (synonym) 1 literature reference for Quercus alba forma latiloba (Sarg.) E.J.Palmer & Steyerm.
Quercus alba var. latiloba Sarg. (synonym) 1 literature reference for Quercus alba var. latiloba Sarg.
Quercus alba var. longigemma Trel. (synonym) 1 literature reference for Quercus alba var. longigemma Trel.
Quercus alba var. microcarpa A.DC. (synonym) 1 literature reference for Quercus alba var. microcarpa A.DC.
Quercus alba forma pinnatifida (Michx.) Rehder (synonym) 1 literature reference for Quercus alba forma pinnatifida (Michx.) Rehder
Quercus alba var. pinnatifida Michx. (synonym) 1 literature reference for Quercus alba var. pinnatifida Michx.
Quercus alba var. repanda Michx. (synonym) 1 literature reference for Quercus alba var. repanda Michx.
Quercus alba var. ryderi Trel. (synonym) 1 literature reference for Quercus alba var. ryderi Trel.
Quercus alba var. subcaerulea Pickens & M.Pickens (synonym) 1 literature reference for Quercus alba var. subcaerulea Pickens & M.Pickens
Quercus alba var. subflavea Pickens & M.Pickens (synonym) 1 literature reference for Quercus alba var. subflavea Pickens & M.Pickens
Quercus alba forma sublyrata Trel. (synonym) 1 literature reference for Quercus alba forma sublyrata Trel.
Quercus alba forma viridis Trel. (synonym) 1 literature reference for Quercus alba forma viridis Trel.
Quercus candida Steud. (synonym) 1 literature reference for Quercus candida Steud.
Quercus nigrescens Raf. (synonym) 1 literature reference for Quercus nigrescens Raf.
Quercus ramosa Dippel (synonym) 1 literature reference for Quercus ramosa Dippel
Quercus repanda Michx. (synonym) 1 literature reference for Quercus repanda Michx.
Quercus retusa Raf. (synonym) 1 literature reference for Quercus retusa Raf.
Common names: -
Classification:
Plantae
Phylum Magnoliophyta
Class Magnoliopsida
Order Fagales
Family Fagaceae
Genus Quercus
Distribution: SE. Canada to C. & E. U.S.A.
Additional data: -
Source database: World Checklist of Selected Plant Families, 27 Nov 2009
Latest taxonomic scrutiny: Govaerts R., 11-Nov-2003
Online resource: http://apps.kew.org/wcsp/namedetail.do?accepted_id=171499&repSynonym_id=-9998&name_id=171499&status=true
CoL taxon LSID: urn:lsid:catalogueoflife.org:taxon:25d23e4e-60a7-102d-be47-00304854f810:ac2010