Clematis formosana

台灣鐵線蓮

endemic

Clematis formosana Kuntz.

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

Kuntz., Hooker's Icones Plantarum 1945. 1891. (Icon. Pl. (Hooker))

台灣首次記錄發表文獻

同發表文獻

異名

Clematis sasakii Shimizu

Shimizu, Taiwania 18: 173. 1973.

各語言俗名

中

佐佐木氏鐵線蓮. 大葉牡丹藤. 台東鐵線蓮. 佐佐氏女萎. 大葉女萎. 寶島鐵線蓮.
英

Larged-leaved clematis.
日

おおばぼたんずる.

參考文獻

Yang, A list of plants in Taiwan . 1982. (List Pl. Taiwan)
Liu, Illustrations of native and introduced ligneous plants of Taiwan . 1961. (Ill. Nat. Intr. Lign. Pl. Taiwan)

特徵描述

生活型

vine

形態特徵

Scandent perennial herbaceous vines. Stem olive, sulcate, densely white velutinous, sometimes glabrous at maturity.
Leaves ternately compound, chartaceous; petioles tendril-like, 2.8-6.2 cm long; stipules absent. Leaflets 3, 3.1-7.4 cm long, 8-34 mm wide, ovate-lanceolate or elliptic-lanceolate; apex acute-mucronulate or acuminate-mucronulate; base obtuse; unlobed or 3-lobed, sometimes deeply lobed and segments lanceolate or linear; margin entire; glabrous or nearly so on adaxial surfaces; sparsely pubescent on abaxial surface but densely pubescent along nerves; main veins 3, nerves flat or sunken on adaxial side, elevated on abaxial side; petiolulate.
Inflorescences cymes, axillary or terminal; Pedicels densely velutinous, trichotomously branched; bracts and bracteoles elliptic-lanceolate or subulate, chartaceous, glabrous on adaxial side densely pubescent on abaxial side. Flowers 15-25 mm in diam., white, spreading. Sepals 4, 8-13 mm long, 3-4 mm wide, elliptic or elliptic-lanceolate; apex acute-mucronulate; base obtuse; glabrous or nearly so inside, densely velutinous outside. Stamens numerous, glabrous, centripetal, inner ones 2-3 mm long, outer ones 5-9 mm long; anthers narrowly elliptic or linear, dehiscence lateral, longitudinal; connective shorter than pollen sacs; filaments linear, flat.
Carpels numerous, white sericeous. Fruits 17-45 mm long; achenes 3-5 mm long, round or elliptic, compressed laterally, yellowish brown or reddish brown, white velutinous; style with pale yellow hairs bearded.

分布

台灣 : sunny places and forest margins around limestone areas, mainly in southern and eastern Taiwan below 800 m.

引證標本

KAOHSIUNG: Ape's Hill, Playfair 307 (Lectotype, K!; isolectotypes, K!, NY!); Daikwanzan, Sasaki s. n. 1933 (Type of C. sasakii; holotype, TAI!; isotype: TAI!). PINGTUNG: Fongkang, Lilongshan, Yang 1213; Kengting, Yang & Hung 3330 TAITUNG: Kueitien to Taimali, Yang et al. 5898. HUALIEN: Chingshuei cliff, Huang 15075.