Forsythia suspensa (Thunb.) Vahl
      
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2 442953 Forsythia suspensa (Thunb.) Vahl [80 604197 Ligustrum suspensum Thunb.] Oleaceae
T. Nakai, Trees Shrubs Japan, vol. 1 : p. 272, fig. 149 [百四十九] (1935-1951)