生活型

herb

形態特徵

• Perennial erect or ascending herb to 100 cm tall; branches terete, densely pubescent.
• Leaves opposite, ovate to ovate-oblong, 5–16 cm long, 2–6 cm wide, apex acute to acuminate, base cuneate to attenuate, slightly oblique, pubescent, lateral veins 6–9-pairs, distinct; petiole 1–4 cm long; stipules deltate, caducous early.
• Flowers in ebracteate cymes, terminal or in upper leaf axils, heterostylous, peduncle 4–12 cm long, pedicel 0.5–2 mm long; calyx urceolate, ca. 1.5 mm long, pilose, lobes 5, ovate, ca. 1 mm long; corolla salverform, white, 3–5 mm long, punctate-pilose outside and in throat.
• Fruit obcordate, ca. 2 mm high, 5–7 mm wide, pubescent.

分布

• 台灣 : in Lanyu and Lutao islands, in shady at forest edges.
• 世界 : The Ryukyus and the Philippines (Batan).

引證標本

TAITUNG: Lanyu, Hsu 4829; Lutao, Huang 6986.

參考文獻

• LIU, Ho-Yih, YANG, T. Y. Aleck, LI, Sung-Po and LI, Hen-Jung, Flora of Taiwan, second edition 4: 311. 1998.  (Fl. Taiwan 2nd edit.)