生活型

herb

形態特徵

• Tuber depressed globose, 2-6 cm in diam. Pseudostem 2-30 cm long, white to pale green, usually mottled with purple brown. Cataphylls greenish or reddish, often with purple brown.
• Leaf solitary; petiole 10-40 cm long, usually longer than pseudostem; lamina radiately 7-15-foliolate; leaflets oblanceolate, apex filiform-caudate, with a thread-like pendulous tail at tip, green above, glaucous beneath.
• Peduncle 5-15 cm long, distinctly shorter than petiole. Spathe purplish red to dark purple, with fine green dots between veins on outer surface; tube obconical, gradually opening to auriculate mouth, 2-6 cm long, 4-8 cm wide, white to pale yellowish green, with purple stripes on inner surface; blade ovate to broadly ovate, 3-8 cm long, 4-8 cm wide, dark purple, pale scarce veins on inner surface, acute to acuminate, with a prolongated filiform tail to 40 cm long at apex.
• Spadix 3-10 cm long including appendage; appendage stipitate or sometimes sessile, thick cylindrical, 2-5 cm long, 0.5-1.5 cm wide, apex slightly enlarged, strongly to weakly rugose, base narrower, with fine bristle-like projections, those usually abundant in female spadix, scarce in male spadix; Infructescence recurved.

分布

• 台灣 : throughout the island at medium elevations, common.

引證標本

TAOYUAN: Lalashan, Chiang s.n. 1990. HSINCHU: 8.7 km N of Kuanwu, Peng et al. 14937. TAICHUNG: Anmashan, Huang 8114; Lishan, Hsu 3849; Pilushi 11th watershed, Wang 3095; NANTOU: Chiti, near Chitou, Hsu s.n. 1968; Juiyenchi, Lu et al. 1450; CHIAYI: Chihchung, Wang et al. 5406; Erhwanping, J. Murata 17248 (isotype of A. taiwanense J. Murata, TAI); Fenchihu to Dardungshan, Wang et al. 7082. KAOHSIUNG: Tengchih, Huang et al. 13849. ILAN: Ssuyuan Yakou, Yang & Hsieh 4070.

參考文獻

• HUANG, Tseng-Chieng. 2000. Flora of Taiwan, second edition 5: 677. (Fl. Taiwan 2nd edit.)