Asarum macranthum

大花細辛

endemic

Asarum macranthum Hook. f.

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

Hook. f., Botanical Magazine 144. pl. 7022. 1888. (Bot. Mag.)

台灣首次記錄發表文獻

同發表文獻

異名

Asarum thunbergii auct. non A. Br.

Henry, A List of Plants from Formosa 77. 1896. (List Pl. Formos.)
Asarum infrapurpureum Hayata

Hayata, Icones Plantarum Formosanarum 5: 146. 1915. (Icon. Pl. Formos.)
Asarum taitonense Hayata

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

Hayata, Icones Plantarum Formosanarum 5: 139. fig. 51. 1915. (Icon. Pl. Formos.)
Heterotropa infrapurpureum (Hayata) Maekawa ex Nemoto

Maekawa ex Nemoto, Flora of Japan supplement 161. 1936. (Fl. Japan, Suppl.)
Heterotropa taitonense (Hayata) Maekawa ex Nemoto

Maekawa ex Nemoto, Flora of Japan supplement 165. 1936. (Fl. Japan, Suppl.)
Heterotropa macrantha (Hook. f.) Maekawa ex Nemoto

Maekawa ex Nemoto, Flora of Japan supplement 162. 1936. (Fl. Japan, Suppl.)
Heterotropa albomaculatum (Hayata) Maekawa ex Nemoto

Maekawa ex Nemoto, Flora of Japan supplement 156. 1936. (Fl. Japan, Suppl.)

各語言俗名

中

細辛. 馬蹄香. 大屯細辛. 大屯杜衡. 紫葉細辛. 白杜衡. 裏紫細辛. 白斑細辛. 小花細辛.
日

たいとんかんあおい. はうらいかんあおい. むらさきばのかんあおい. しろかんあおい.
台

Bè tê hiun. Sè sin.

參考文獻

W. C. Lin, Wild flowers of Taiwan - the 1300 species found in the lower elevation . 2005. (Wild flowers of Taiwan)
Yang, A list of plants in Taiwan . 1982. (List Pl. Taiwan)

特徵描述

生活型

herb

形態特徵

Adventitious roots many, narrower than rhizomes. Rhizomes glabrous, striate.
Leaves petiolate; petioles grooved or flat and thickened at margin; blade oblong-triangular, acuminate at apex, cordate and 2-lobed at base, margin hairy, green, white spotted, sparsely hairy above, pale green, purplish along veins or purple throughout beneath, glandular dotted beneath or not.
Flowering branch with 2 or 3 cataphylls and/or many scars at base, upper cataphyll broadly ovate, margin hairy; flower emerging from a much larger or young leaf, glabrous outside; calyx tube glabrous inside, reticulate- ridged, orifice rim large or small; lamellae white, distinct between orifice and calyx lobes; calyx lobes 3, wavy on margin, densely hairy inside; stamens 12, shorter than pistil; ovary superior to half superior; styles free, 2-lobed at apex, lobes separate or connate, dilated at base of lobes or not; stigma oblong to orbicular, reflexed or not, terminal, subterminal or lateral.
Seeds ovate, brownish white, 3.5 mm long.
This species is rather variable and some geographical, ecological and morphological variations that were described as new species. For a detailed discussion on the local populations see S. F. Huang, T. H. Hsieh and T. C. Huang (1995).

分布

台灣 : on forest floors and forest margins throughout; from sea level to 2800 m.

引證標本

TAIPEI: Chihsingshan, Huang 4257. ILAN: Taipingshan, Suzuki 4076. TAOYUAN: Lalashan, Chien 39. HSINCHU: Tentana, R.Kanehira et al. s. n. 1918. MIAOLI: Chunghsueshan, Kuo & Kao s. n. 1958. TAICHUNG: Ssuyuanyiako, Yang & Hsieh 4072. CHIAYI: Erwanping, Alishan, Hayata s. n. 1914. PINGTUNG: Tawushan, Huang et al. 13628A. TAITUNG: Kueihu, Hsu 3355. HUALIEN: Chingshuishan, Shimizu & Kao 11883.