生活型

tree-shrub

形態特徵

• A shrub; branchlets pubescent to subglabrous.
• Leaves membranaceous, oblong to lanceolate, 8–12 cm long, 2.5–3.5 cm broad, acute at both ends, serrate, green and glabrous to slightly hispidulose above, paler and slightly villose-tomentose on the veins beneath, the midrib and veins very slender, distinct and slightly raised beneath, the lateral veins 6 per side, arcuate-ascending; petioles 5–10 mm long, tomentulose.
• Inflorescence a terminal cyme to 7 cm long and across, tomentulose; outer flowers sterile, long-pedicellate, the pedicels about 1.5 cm long, the petaloid sepals 4, unequal, the largest obovate, about 14 mm long and 6 mm broad, acute at both ends, obscurely to distinctly dentate on margins; fertile flowers with 5 sepals; sepals lanceolate, about 2 mm long, acute; petals 5, longer than sepals, oblong-obtuse; ovary semi-superior; styles 3, superior.
• Fruit globose, about 4 mm across, with persistent sepals at or below the middle and long linear styles at top.

分布

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

引證標本

TAIPEI: Yangmingshan, Huang 2434; Tatunshan, Kao 3948. ILAN: Taipingshan, Chuang et al. 4813; Is. Kueishan, Masamune & Suzuki s. n. 1932. HSINCHU: Kuanwu, Huang 6694. TAICHUNG: Pahsinshan, Chuang et al. 2754. NANTOU: Fenshan, Huang 5993; Meiyuanshan, Kao 6670. CHIAYI: Mt. Alishan, Chao & Kao 6286. TAITUNG: Wushan, Hosokawa 5344. HUALIEN: Mukuashan, Kao 4170; Luanshan, Liu et al. 94.

參考文獻

• KAO, MUH-TSUE, Flora of Taiwan, second edition 3: 47. 1993.  (Fl. Taiwan 2nd edit.)