生活型

herb

形態特徵

• Perennial herbs, 60–120 cm tall, branches, gray sericeous puberulous, later glabrescent.
• Petiole of lowermost and middle cauline leaves 1.5–2.5 cm long; blade oblong-obovate or elliptic-obovoid, 10–12×3.5–4 cm, upper surface sparsely sericeous puberulous or glabrescent, lower surface densely puberulous, 2-pinnatisect, segments (3-)4–5 pairs, distal lobes usually 3-, rarely 2- or 4-lobed, ultimate lobes lanceolate or linear-lanceolate, 5–8×(2-)3–4 mm, apex acuminate; uppermost leaves and bracts pinnatisect or 3-sect or undivided.
• Inflorescences narrowly to broadly paniculate. Heads broadly ovoid or semiglobose, 3.5–4 mm in diam., short pedunculate, involucral bracts white pubescent. Outer florets 8–15. Central florets 18–25, barbate or non-barbate near lower portions of corolla. <li>Lower part of corolla not barbate.</li>
• Achenes oblong-ovoid.

物候

Fl. and fr. Nov-Feb.

分布

• 台灣 : rocky slopes; 1,500–2,000 m.

引證標本

NANTOU: Chiu et al. 03371, Sasaki s. n. 1929. HUALIEN: Suzuki 1509.

參考文獻

• PENG, Ching-I & CHUNG, Kuo-Fang; LI, Hui-Lin, Flora of Taiwan, second edition 4: 846. 1998.  (Fl. Taiwan 2nd edit.)