长舌垂头菊 chang she chui tou ju

Senecio prattii Hemsley, Hooker’s Icon. Pl. 25: t. 2491. 1896.

Stem solitary, erect, 25-40 cm, ca. 3 mm in diam. at base, proximally glabrous, distally white arachnoid-puberulent. Basal leaves petiolate; petiole 4-12 cm, glabrous, base ± sheathed; leaf blade abaxially greenish white, adaxially dark green, ovate or ovate-oblong, 2-7.5 × 1.5-4 cm, glabrous, pinnately veined, base cordate, margin entire or rarely denticulate, apex rounded. Stem leaves 1 or 2, sessile, oblong, base semiamplexicaul, margin entire, apex obtuse. Capitulum solitary, nodding. Involucre hemispheric, 1-1.5 × 2-3 cm, outside densely long brown and white pilose; phyllaries 12-16, in 2 rows, lanceolate, 1.5-4 mm wide, apex caudate-acuminate. Ray florets yellow; lamina linear-lanceolate, 4-6 cm × 2-5 mm, apex long acuminate, entire or lobed. Tubular florets numerous, yellow, 6-7 mm; tube 1.5-2 mm. Achenes oblong, 5-6 mm, tuberculate. Pappus white, as long as tubular corolla. Fl. and fr. Jul-Aug.

● Wet grassy slopes, alpine meadows; 3200-4400 m. NW Sichuan.