Japan Flora: Perennial herb; stems erect, 30-40 cm. long, branched at the top, loosely fewleaved; radical leaves linear or lincar-oblanccolate, 6-13 cm. long, 3-7 mm. wide, acuminate at both ends, entire; cauline leaves simulating the radical, sessile, suberect; heads many, loosely arranged, yellow, 6-7 mm. across; involucres 5-6 mm. long in fruit, the inner bracts about 5, broadly linear; achenes about 2.5 mm. long, lanceolate, rather narrowly ribbed, the beak very short; pappus 2.5-3 mm. long, brown. May-June.
Honshu (Kanto Distr. and westw.), Shikoku, Kyushu.