"Kumoma-mimina-gusa" (Cerastium schizopetalum var. bifidum) belongs to Caryophyllaceae (the Carnation family). It is a perennial herb that is an endemic species of Japan, and distributed to the northern Hida Mountains, Chubu district of Honshu. It is a variety of "Miyama-mimina-gusa". This herb grows in sub-alpine to alpine screes and rocky places, and can reach 5-20 cm in height. The leaves are narrow ovate, opposite with blunt tips. The stems and leaf-edges are tinged dark purple. The white flowers bloom at terminal branches from July to August. The corola is divided into two lobes to one third.