生活型

herb

形態特徵

• Herb, bad-smelling when dry; rhizomes short; stems erect and terete, stoloniferous at base, becoming grooved when dried, minutely hairy especially on nodes.
• Leaves opposite, both radical and cauline, membranaceous, petiolate, 5–7 cm long, pinnatifid to pinnate, terminal leaflets ovate, margins irregularly dentate; upper cauline leaves smaller, sparsely and minutely hairy on both surfaces and margins.
• Inflorescence of terminal cymes, densely flowered; bracts opposite, linear, 2–7 mm long; calyx limb in flower obscure, unrolling in fruit into 5–15 plumose bristles; corolla white, infundibuliform, 1.5–2 mm long, glabrous, lobes 5, spreading; stamens 3, inserted on neck of corolla tube, the filaments linear, ca. 1 mm long; style linear, ca. 0.5 mm long, stigma forked.
• Achenes ellipsoid, 2–2.5 mm long, ribbed.

分布

• 台灣 : in forests at medium to high altitudes.
• 世界 : Japan.

引證標本

ILAN: Taipingshan, Sasaki s. n. Apr. 25, 1930; Nanhutashan, Kao 5239. MIAOLI: Tapachienshan, Hosokawa 2441. TAICHUNG: Hsuehshan, Hosokawa 2326. NANTOU: Chiti to Yanshan, Kao 7234; Nengkaoshan, Huang, Hsieh & Kao 5759.

參考文獻

• KAO, Muh-Tsung & DEVOL, Charles E., Flora of Taiwan, second edition 4: 770. 1998.  (Fl. Taiwan 2nd edit.)