alismifolia
H. alismifolia
The shiny, dark green foliage and upright habit make this an ornamentally beneficial plant. It orginates from the island of Honshu, Japan where it is named 'Baran Giboshi'.

Alternative: H. lancifolia
Plant Size
  Large: 20" x 44"  
Leaf
  11" x 4", dark green  
Flower
  Purple with white margins  
Parentage
  Species  
alismifoliaalismifolia