锐裂风毛菊 rui lie feng mao ju

Herbs 15-20 cm tall, perennial. Stem solitary, 1-2 mm in diam., erect, branched. Basal and lower stem leaves long petiolate; leaf blade ovate-triangular, 4-10 × 3-6 cm, abaxially pale green and glabrous, adaxially dark green, base cordate-hastate, margin incised-dentate, teeth wide and triangular, apex acuminate. Upper stem leaves narrowly elliptic to linear, 1-3 × 0.2-0.8 cm. Capitula 4-15, in a paniculiform synflorescence, pedunculate. Involucre ovoid to obconic, 5-10 mm in diam. Phyllaries in ca. 4 rows, glabrous or sparsely arachnoid near margin, apex acuminate; outer phyllaries narrowly ovate, 2-4 × 0.5-1.5 mm; middle phyllaries narrowly elliptic, 4-7 × 1-1.5 mm; inner phyllaries linear, 7-9 × 0.5-1 mm, with conspicuous green veins. Corolla 0.9-1.1 cm, tube 4-5 mm, limb 4-5 mm, lobes 3-3.5 mm. Achene grayish brown with blackish dots, cylindric, 4-5 mm, glabrous. Pappus white; outer bristles 1-3 mm; inner bristles 7-8 mm. Fl. and fr. Aug-Oct.

● Meadows, thickets. Hebei (Changli, Xiaowutai Shan).