生活型

shrub-herb

形態特徵

• Perennial herbs or undershrubs, epiphytic on tree trunks or rocks; stems pendent, succulent, woody, many striate.
• Leaves membranaceous to herbaceous, narrowly oblong, oblanceolate to oblong-oblanceolate, 7-15 cm long, 1.5-3.5 cm wide, apex acute to long acuminate, margins crenate to nearly entire, base slightly obliquely cuneate; petioles 4-11 mm long; nanophylls deciduous, 5-20 mm long, 2-5 mm wide; stipules 2, free, triangular, 2-3 mm long.
• Inflorescences capitate glomerules, axillary; bracts free, oblique, very broadly triangular; receptacles fleshy, terete; peduncles of male Inflorescences slender, 4.5-6 mm long. Male flowers sessile or with pedicels 1-1.5 mm long, very broadly obovoid; sepals 4 or 5, connate ca. 1/2 of length, obovate-cymbiform, corniculate below apex, margins entire; stamens 4 or 5; pistillodes clavate. Female flowers ca. 0.4 mm across; sepals 4 or 5, free, subequal, obovate-cymbiform, rounded to truncate at apex; ovary oblong.
• Achenes slightly compressed, ovoid.

物候

Flowering and fruiting May to February.

分布

• 台灣 : at low to medium altitudes throughout the island, on tree trunks and rocks in moist forests and ravines.
• 世界 : Africa and tropical Asia. Philippines, S. China, Nepal, India and Indonesia.

引證標本

TAIPEI: Peichatienshan, Shih 3151; Wulai, Liu 119. ILAN: Fushan, Shih 2821. HSINCHU: Wutzushan, Kawakami 1314. CHIAYI: Funkiko, Huang & Huang 15948, Shih 2959. KAOHSIUNG: Meishankou, Shih 3329; Tengchih, Yamamoto & Mori 806; Shanping, Koyama s. n. 1980. PINGTUNG: Ako-fanti, Ito s. n. 1909; Ali, Chen s. n. in 1993. TAITUNG: Sinkogun, Suzuki 19617; Tongho Farm, Shih 3265. HUALIEN: Luanshan, Hsu 3564.

引用文獻

• YANG, YUEN-PO, SHIH, BING-LING and LIU, HO-YIH, Flora of Taiwan, second edition 2: 254. 1996.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)