Schmid (1991) described groups of plants that have
the same basic structure and vary only in their leaf
color. The cultivars listed are very similar to each
other and some are probably identical i.e. the same
plant but with a different name.
This group was defined as
"...group of yellow-margined sports of
H. 'Sieboldiana'
which have been found as mutations in the wild as well
as in cultivation in Japan and in Western gardens. These
mutations can occur in several sizes and vary from the
species (now cultivar) only by the leaves which have
very irregular, yellow margins. The best known of these
sports in H. 'Frances Williams'..."