Latin name: Syringa wolfii
Common name: Wolfs lilac
Abbr: Swo
Taxonomy: Oleaceae/Fontanesieae/Fontanesia
References : NCBI:txid178765
Introduction: A deciduous shrub native to Korea and Manchuria growing to 20' tall. A handsome lilac with slender pointed leaves. Late flowering, with fragrant, lilac flowers (June), 1/2" long with a primrose yellow tube. Fall color is absent or a muddy yellow at best.
Distribution: Native to China and Korea.
Information sources: Arboretum Explorer