Hemerocallis middendorffii var. esculenta

'Hemerocallis middendorffii'' var. esculenta (synonym Hemerocallis esculenta) known as nikkōkisuge or zenteika''' (in Japanese: 日光黄菅 or 禅庭花) is a perennial plant belonging to the family Asphodelaceae. It is native to Japan. Its yellow flower blooms in early summer, especially in the highlands of Japan in large groups.

Distribution
Some of the places where nikkōkisuge grows include:
 * Kirifuri Highland, Nikkō, Tochigi Prefecture
 * Numappara Shitsugen (Wetland), Nasushiobara, Tochigi Prefecture
 * Lake Oguni, Fukushima Prefecture
 * Lake Nozori, Gunma Prefecture
 * Ozegahara, in Gunnma Prefecture, Nagano Prefecture and Niigata Prefecture Prefectures