This non-registered cultivar of unidentified parentage was introduced in
Shuichi Hirao. It is a small size (9 inches high) plant, but there is some confusion about the color
of the foliage. The flowers are lavender colored.
The Hostapedia by Mark Zilis (2009), "...I first saw the plant described here in the
Soules Garden collection... I noted that it made a small size mound of
narrow, wavy, shiny, bright gold foliage that seemed to glow at
dusk...Sometime in the mid-1990's, however, another 'Kirishima'
started showing up in a few collections. While this plant also
makes a small size mound of foliage, the leaf color is a shiny, dark
for a large volcanic mountain range in south-central Kyushu, primarily Kagoshima
and Miyazaki prefectures. An intermediate between H. 'Saishu Jima' and
H. 'Yakushima Mizu'. The taxon cultivated in Europe may be an interspecific
hybrid between H. gracillima and a form of the all-green H. sieboldii
growing in southern Japan. A taxon cultivated in North America under the same
name is different - very small, with chartreuse to very light green leaves, 3
pairs of veins. This name is used for several different cultivars and is