Black Hills
H. 'Black Hills'
Black-green leaves are heavily corrugated, a good dark green.

Alternatives: H. 'Neat and Tidy', H. 'Puckered Giant'
Plant Size
  Giant: 25" x 50"  
Leaf
  8" x 7"; dark green  
Flower
  Pale lavender  
Parentage
  H. 'Green Gold' hybrid  
Black HillsBlack Hills