生活型
tree-shrub
形態特徵
Evergreen small trees or shrubs, glabrous. Leaves in 3-whorled or opposite, elliptic, oblong or broadly elliptic, (8.4-)10.9–4.5(–17.0) cm long, (3.2-)4.0–2(–7.5) cm broad, apex acuminate, base cuneate; sessile or subsessile, 0.4–1.2 cm long; stipules triangle to broadly triangular, pubescent outside, densely hairy inside, deciduous. Flowers axillary, unisexual, dioecious, white or pale yellowish-white, 2-bracteate; calyx truncate; corolla pubescent outside, glabrous inside, 6-lobed; male flowers ca. 1.0 cm long, in cymes with several secund flowers, pedicellate, 1.7–1.8 cm long, stamens 6, rudimentary styles short, linear, pubescent; female flowers solitary, pedicellate, 0.8–1.0 cm long, rudimentary stamens 6, styles short, stigma 6-lobed, ovary many-celled. Fruits globular, 0.8–1.0 cm long, 1.0–1.4 cm in diam., pedicels 1.5–2.2 cm long. Seeds cylindrical.
分布
台灣 : only found on both Lutao and Lanyu Islands.
世界 : The Philippines.
引證標本
TAITUNG: Lutao Island, Kudo & Mori s.n. Jul 1930(♀); Lanyu Island, Chang 2785(♀), 3627(♂), Fukuyama 353(♂), Masam. 4133(♀), 4154(♂), Hongtou to Tienchi, Huang & Hsu 4702(♂), Li 521(♀), Yang & Yen 8166(♀), Yang & Wang 10115(♂).
參考文獻
LIU, Ho-Yih, YANG, T. Y. Aleck, LI, Sung-Po and LI, Hen-Jung, Flora of Taiwan, second edition 4: 332. 1998. (Fl. Taiwan 2nd edit.)