纤细风毛菊 xian xi feng mao ju

Herbs 10-40 cm tall, perennial. Stem solitary, slender, erect, apically few branched, subglabrous. Basal and lower stem leaves petiolate; petiole 1.5-8 cm; leaf blade ovate to narrowly ovate-elliptic, 1-11 × 0.7-2.5 cm, thick, abaxially grayish white and densely tomentose, adaxially green and glabrous, base shallowly cordate to truncate, margin sinuate and denticulate, apex acute. Middle stem leaves gradually smaller upward on stem. Upper stem leaves narrowly elliptic to linear. Capitula 2-5, in a clustered corymbiform synflorescence, shortly pedunculate to subsessile. Involucre narrowly cylindric, 4-6(-10) mm in diam. Phyllaries in ca. 5 rows, thin, glabrous, apex acute; outer phyllaries ovate, 3-5 × ca. 1.5 mm, apex mucronate; middle phyllaries elliptic, ca. 7 × 1.8 mm, apex mucronate; inner phyllaries narrowly elliptic, ca. 8 × 1.6 mm. Corolla purplish red, 0.9-1.1 cm, tube 4-6 mm, limb ca. 5 mm. Achene cylindric, 3-5 mm, ribbed, glabrous. Pappus white; outer bristles ca. 2 mm, scabrid; inner bristles ca. 8 mm. Fl. and fr. Jul-Sep.

● Montane forests, among rocks, river edges; 2200-3400 m. Gansu, Qinghai.