生活型

herb

形態特徵

• Perennial herbs, 80–100(–140) cm tall, sparsely glandular, densely viscid, pubescent.
• Petiole of lowermost leaves 0.5–1.5 cm long, glandular pubescent on upper surfaces and along veins on lower surface, upper surface puberulous or glabrescent, lower surface densely arachnoid tomentose, ovate or broadly ovate, 5–6×4–5 cm. 1- or 2-pinnately parted or nearly pinnatisect, segments 2 or 3, elliptic, occasionally 2- or 3-serrate; middle cauline leaves subsessile, ovate or ovate-elliptic or broadly ovate, 3.5–5×2–4 cm, pinnately parted, segments 2 or 3, elliptic or elliptic-lanceolate, 1–2×0.3–0.6(–0.8) cm; uppermost leaves and lower bracts 3–5-partite or undivided.
• Inflorescences narrow panicles. Heads ovoid or oblong, 1.5–2 mm in diam., involucral bracts densely arachnoid pubescent or glabrescent. Outer florets 3–5. Central florets 8–12.
• Achenes obovoid or ovoid.

物候

Fl. and fr. Aug-Oct.

分布

• 台灣 : Slopes, grasslands, roadsides; low to middle elevations
• 世界 : Mainly in central and southern China, extending to Vietnam and Thailand.

引證標本

HSINCHU: Yulohsi, Leu 665.

參考文獻

• PENG, Ching-I & CHUNG, Kuo-Fang; LI, Hui-Lin, Flora of Taiwan, second edition 4: 837. 1998.  (Fl. Taiwan 2nd edit.)