Japan Flora: Glabrous perennial herb sarcely glaucescent throughout; rhizomes creeping, rather stout; stems erect, branching above, 30-100 cm. long, often reddish; radical leaves petioled, the leaflets 5-11, oblong to elliptic, sometimes ovate, 2.5-5 cm. long, 1-2.5 (-3.5) cm. wide, rounded at apex, cordate to rounded at base, deltoid-toothed, sessile or the petioles 6-30 mm. long, reddish, often with a small blade at the base, the cauline leaves smaller, short-petioled or sessile; spikes few, long-peduncled, 1-2 (2.5) cm. long, 6-8 mm. across, erect, blood-red; calyx-segments dark colored at base in fruit; anthers dark brown; stigma capitellate. July-Oct. Meadows in lowlands and mountains;
Hokkaido, Honshu, Kyushu; rather common.
var. camea (Fisch.) Regel. Flowers flesh-red. Occurs with the typical phase.
var. pilosella Ohwi. Leaves with spreading short hairs beneath. Honshu (Shinano Prov.).