#scientist 'Viola langloisii' + Greene is accepted per TPL (tro-33800418), listed as 'nom. inq.' (name that requires investigation) [1/2]
[2/2] on plants.USDA (symbol VILA5) and synonym of Viola sororia var. sororia Willd. per ITIS (TSN 22098) - that's a mess to untangle!