生活型

herb

形態特徵

• Stems long creeping, much branched.
• Leaves obovate to spatulate, 1.5–5 cm long, 0.8–2.3 cm wide, apex rounded or obtuse, base cuneate, usually sharply toothed above middle, densely appressed hairy on both surfaces.
• Inflorescence solitary, globose-capitate at first, elongating in age, densely flowered; peduncle slender, elongate, to 8 cm long, densely appressed hairy; bracteoles broadly ovate, ca. 3 mm long, 2 mm wide, appressed hairy outside, apex mucronate. Flowers white, turning pink or purple; calyx ca. 1.5 mm long, hyaline, laterally compressed, keel slightly appressed hairy outside; corolla ca. 3 mm long, slightly appressed hairy on tube tip outside.
• Fruit dry, ca. 2 mm long, separating into 2 nutlets.

分布

• 台灣 : in somewhat moist, sandy places throughout the island.
• 世界 : Widely distributed in the warmer regions of the world

引證標本

ILAN: Su-ao, Tamura & Shimizu 21468. TAIPEI: Shimen to Yehliu, C. C. Hsu 3858; Paisawan, C. I. Peng 2126. MIAOLI: Tunghsiao, M. T. Kao 5696. NANTOU: Sun-moon Lake, T. C. Huang 5663. CHANGHUA: Lukang, C. S. Kuo 1642. YUNLIN: Taisi, T. Y. Yang 514; Houan, T. Y. Yang 489. CHIAYI: Tungshih, C. E. DeVol 8336. TAINAN: Tawan, M. T. Kao 10501. PINGTUNG: Pingtung, T. C. Huang et al. 3858; Fengkang, C. C. Hsu & R. Hsu 4096. TAITUNG: Hontou, T. C. Huang & M. T. Kao 6189. PENGHU: Hsi-yi, C. S. Kuo 1078.

引用文獻

• YANG Yuen-Po , LU Sheng-You and CHEN Tien-Tsai, Flora of Taiwan, second edition 4: 421. 1998.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)