山飞蓬 shan fei peng

Aster consanguineus Ledebour, Fl. Ross. 2: 473. 1845; A. dubius (Thunberg) Hultén subsp. glabratus (A. Gray) Kitamura & H. Hara; A. dubius var. glabratus (A. Gray) T. Shimizu; Erigeron consanguineus (Ledebour) Novopokrovsky (1938), not (Philippi) Cabrera (1937); E. dubius (Thunberg) Makino var. glabratus (A. Gray) Miquel ex Matsumura; E. komarovii Botschantzev; E. thunbergii A. Gray subsp. glabratus (A. Gray) H. Hara; E. thunbergii var. glabratus A. Gray; E. thunbergii subsp. komarovii (Botschantzev) Á. Löve & D. Löve.

Herbs, perennial, 10-35 cm tall; rhizomes short, branched. Stems several, sometimes single, erect to ascending, simple, green, striate, 1-2.5 mm in diam. at base, sparsely villous (yellow crosswalls distally), denser in upper part, strigillose, sparsely stipitate glandular, sometimes glabrate. Leaves crowded; basal rosulate, long, narrowly winged petiolate, blade obovate, spatulate, or oblanceolate, 2-10 × 0.3-1.6 cm, surfaces sparsely villous, sometimes glabrate, conspicuously 3-veined, base attenuate, margin entire or sometimes sparsely mucronate, villous-ciliate (yellow crosswalls), apex obtuse; lower cauline shortly petiolate, blade oblanceolate, apex acute, upper sessile, blade lanceolate or linear-lanceolate, 1-4 × 0.1-0.9 cm, apex acute. Capitula solitary, 0.9-1.7 × 2-4 cm. Involucre hemispheric; phyllaries 3-seriate, linear-lanceolate, 6-10 × 0.8-1.6 mm, membranous, acuminate, outer green, somewhat shorter than inner, densely villous. Ray florets 2-seriate, lilac, rarely white, 8-14 × 1-2 mm, tube 2-2.7 mm, hairy, lamina spreading, flat when dry; disk florets yellow, 3-4.5 mm, tube 1.2-1.8 mm, hairy from middle onto limb base, limb funnelform, lobes triangular, 0.4-0.6 mm, purplish. Achenes oblanceolate, flattened, sparsely strigose. Pappus 2-seriate, cinnamon, outer bristles short, inner 2.5-4.7 mm. Fl. Jul-Sep.

Alpine lawns or forest margins, riverbanks, lakeshores; 1700-2600 m. Jilin (Changbai Shan) [Japan, Russia (Kamchatka, E Siberia)].