"Miyama-hatazao" (Arabis lyrata var. kamtschatica) belongs to Brassiaceae (the Mustard family). It is a perennial herb that is distributed northward from Chubu district of Honshu to Hokkaido, Ohmine mountain chain, Mt. Daisen, Mt. Tsurugi in Japan, as well as north-east Asia and north-west North America. This herb grows in gravel and rocky places of montains to alpines and can reach 10-30 cm in height. The basal leaves are spatulate-lanceolate, the cauline leaves are linear-lanceolate and not enfold stems. The white cruciate flowers come in the apical racemes from June to August.