noun
shrubby lespedeza; bicolor lespedeza
A deciduous shrub native to East Asia, known for its pink-purple pea-like flowers. Scientific name: Lespedeza bicolor.
秋になると、ヤマハギが小さな紫色の花を咲かせます。
In autumn, the shrubby lespedeza blooms with small purple flowers.
The name ヤマハギ literally means 'mountain bush clover'. The exact historical derivation is uncertain, but it is a native Japanese plant name.