This non-registered cultivar is
considered a form of the species, H. longipes,
was discovered in
by Higaki. It has green foliage with a yellow to white marginal
variegation. It has dense clusters of pale purple flowers borne
on 20 to 30 inch scapes in August into September.
Mikiko Lockwood in an article on The Hosta Library titled,
A Little About Japanese Hosta Terms defines the term iwa as rock, Iwa Gibōshi or
H. longipes and the term fukurin as margined or edged.