Synonyms
Sophora flavescens f. angustifolia (Siebold & Zucc.) Yakovlev
Sophora mecosperma J.St.-Hil.
Sophora flavescens var. stenophylla Hayata
Sophora angustifolia Siebold & Zucc.
Sophora sororia Hance
Sophora flavescens var. angustifolia (Siebold & Zucc.) Kitag.
Sophora angustifolia var. stenophylla Makino & Nemoto
Sophora macrosperma DC.
Sophora tetragonocarpa Hayata