Japan Flora: Stems 1-2 (-3) m. long, cobwebby, branched, leafy; radical leaves thin, large, broadly elliptic, 50- 60 cm. long, about 30 cm. wide, pinatifid, the lobes of about 5 pairs, lanceolate-elliptic, irregularly toothed, short spinetipped, glaucous and mealy-puberulent above, glabrous beneath; cauline leaves gradually smaller, lanceolate to broadly elliptic, pinnatifid; heads solitary on the branches, nodding, usually subtended by few bracteal leaves; involucres depressed- globose, 25-2.7 cm. long, 4-4.5 cm. wide; bracts thin, flat, cobwebby, about 7-seriate, the outer lanceolate, obliquely spreading, the median nearly unarmed; corollas reddish, 18-21 mm. long; achenes 3-4 mm. long. Sept-Oct. Woods.
Hokkaido (s. distr.), Honshu (Kinki Distr. and northw.).