Monty and Julie Carlson of Minnesota registered this large size (20 inches tall by 45 inches wide)
hybrid of H. 'Urajiro Hachijo' × H. 'Potomac Pride' in 2013. The
leaves are intensely blue-green, nearly round, moderately
cupped, slightly twisted, moderately folded and heavily
corrugated. Pure white, tubular flowers bloom from June into
July. It sets viable seeds.
Mikiko Lockwood in an article on The Hosta Library titled,
A Little About Japanese Hosta Terms defines the term urajiro as white-backed or white underside.