生活型

herb

形態特徵

• A prostrate herb; stems filiform, pubescent.
• Leaves opposite, ovate-elliptic to ovate, 1–2 cm long, 6–13 mm wide, apex obtuse, base rounded to subtruncate, margin entire, pubescent above, glabrous below; petioles 2–4 mm long.
• Flowers in pair, terminal, pedunculate; calyx tubular, 5-ribbed, lobes 5, linear-lanceolate, persistent; corolla tubular, the tube 5-ribbed, ca. 10 mm long, short-pubescent, lobes 5, deltate, ca. 3 mm long, 2.5 mm wide, hirsute along margin; stamens 5, included, with filaments 1.5 mm long, adnate to the base of the corolla tube; ovary 2-celled, ovules numerous per cell, style filiform, ca. 12 mm long, stigma bilobed.
• Fruit a compressed capsule, broad-obcordate, loculicidal; seeds many, minute, granulate.

分布

• 台灣 : known only from Hualien and growing on moist stone of mountain ridge at altitudes between 500 m to 1700 m.

引證標本

Hualien: Tungmen to Lungxhien, ca. 500 m alt., on mossy rock, T. Shimizu 11135 (KYO); Tachingshui valley, T. Shimizu & M. T. Kao 11653 (KYO = Herbarium, Botany Department Graduate School of Sciences, Kyoto University, Japan); Taroko Forest, 1000 m, M. Tamura et al. 21400 (SHIN = Herbarium, Faculty of Liberal Arts, Shinshu University, Japan); Chingshuishan, open, moist stone wall by the hiking trail, ca. 800-1000 m alt., S. C. Liu, C. H. Chen & H. W. Lin 171 (TNU = Herbarium, Department of Biology, National Taiwan Normal university); Tuomowanshan, mossy rock, ca. 1700 m alt., 17 March 2005, F. S. Chou s. n. (SYSU = Herbarium, Department of Biological Sciences, National Sun Yat-sen University).

引用文獻

• LIU, Ho-Yih, YANG, T. Y. Aleck, LI, Sung-Po and LI, Hen-Jung, Flora of Taiwan, second edition 4: 263. 1998.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)
• Fu-Shan Chou, Chih-Kai Yang and Chun-Kuei Liao, Taiwania 51(2): 143. 2006.