Crispula
H. 'Crispula'
Wavy dark green leaves with white margins, pinwheel-shaped clump.
RHS Plant Finder lists this as a species. This is disputed as the plant exhibits distinctive H. montana characteristics.
Alternative: H. 'Rhapsody'
Plant Size
  Large: 20" x 36"  
Leaf
  10" x 5"; dark green, white margins  
Flower
  Near white  
Parentage
  H. montana background  
CrispulaCrispula