Japan Flora: Rhizomes short, often covered with the persistent marcescent leaves of the previous season; leaves broadly cuneate-oblanceolate, 3-6(-10) cm. long, 1-1.5 cm. wide, obtuse or subobtuse, gradually long- narrowed to a petiolelike base, glabrous and not farinose on upper side, densely yellow-farinose beneath, short-toothed on the slightly recurved margin; scapes 7-15 cm. long, 3- to 10- flowered; flowers small, terminal, the pedicels about 1 cm. long in flower, 1.5-3(-4) cm. long in fruit, loosely farinose; calyx about 5 mm. long, short-tubular, 5-toothed to the middle; corolla about 15 mm. across, rose-colored, the tube about 6 mm. long; capsules short-cylindric, 5-8 mm. long. May-June. Mountains; Hokkaido, Honshu (centr. and n. distr.), Shikoku, Kyushu.
var. fauriei (Franch.) Takeda. Smaller, the leaves broadly ovate, obsoletely toothed, prominendy recurved on the margin, abruptly narrowed and long-decurrent on the petiolelike base; pedicels 1-2 cm. long. June-July. Mountains and rocky cliffs near the sea. Hokkaido, Honshu (n. distr.). s. Kuriles.
Var. matsumurae (Petitm.) Takeda. Rather stout; leaves oblanceolate, obscurely toothed, gradually narrowed to the base; scapes stouter, about 10-flowered; capsules slightly longer. Hokkaido (Rebun Isl. and Teshio Prov.).