Asarum caudigerum

薄葉細辛

Asarum caudigerum Hance

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

名彙資訊

學名發表文獻

Hance. 1881. Journal of botany, British and foreign 19: 142. (J. Bot.)

台灣首次記錄發表文獻

Chang & Yang. 1983. Journal of the Arnold Arboretum 64: 568. (J. Arnold Arbor.)

異名

Asarum leptophyllum Hayata

Hayata. 1915. Icones Plantarum Formosanarum 5: 147. (Icon. Pl. Formos.)
Asarum caudigerum Hance var. leptophyllum (Hayata) Ying

Ying. 1990. Memoirs of the College of Agriculture, National Taiwan University 30(2): 64. (Mem. Coll. Agr. Natl. Taiwan Univ.)
Asarum caudigerum Hance var. triangulare (Hayata) Ying

Ying. 1991. Memoirs of the College of Agriculture, National Taiwan University 31(1): 33. (Mem. Coll. Agr. Natl. Taiwan Univ.)
Asarum leptophyllum Hayata var. triangulare Hayata

Hayata. 1915. Icones Plantarum Formosanarum 5: 148. (Icon. Pl. Formos.)

各語言俗名

中

薄葉細辛
日

うずばかんあおい

參考文獻

Yang. 1982. A list of plants in Taiwan. (List Pl. Taiwan)

特徵描述

生活型

herb

形態特徵

Adventitious roots hairy, scattered along rhizome, narrower than rhizome? it. Rhizome suberect, striate, hairy.
Leaves petiolate; petiole densely hairy; blades triangular, rarely ovate, densely hairy, glabrescent, acuminate at apex, cordate and 2-lobed at base, 6.5-10 cm long, 6.5-8.5 cm broad, lobes 2.5-3.5 cm long, 2.8-4.5 cm broad.
Flowering branch with 3 cataphylls at base, upper cataphyll ovate, 10 mm long, margins and along veins beneath hairy, glabrous above; flower emerging from between the 2 nearly opposite leaves, hairy outside; calyx lobes 3, with abundent short hairs on upper part inside, fewer on lower part, tailed at apex; stamens 10-12, longer than pistil; filaments longer than anthers; ovary inferior; style connate; stigmas 6, terminal.

分布

台灣 : Central Taiwan, forest margins; 300 to 2,000 m.
世界 : Southern China and the Ryukyus.

引證標本

HSINCHU: Mt. Pa-u, Kao s. n.. NANTOU: Hsitou, Huang et al. 16312; Lienhuachih, Kuan 51. CHIAYI: Alishan, Ito & Hayata s. n. 1914 (Type of Asarum leptophyllum var. triangulare); Chiaoliping, Ito & Hayata s. n. 1914 (Type of Asarum leptophyllum). HUALIEN: Chingshuishan, Huang et al. 12957.