Cynanchum formosanum

台灣牛皮消

Cynanchum formosanum (Maxim.) Hemsl.

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

Hemsl. 1889. The journal of the Linnean Society of London. Botany 26: 106. (J. Linn. Soc., Bot.)

台灣首次記錄發表文獻

同發表文獻

異名

Cynoctonum formosanum Maxim.

Maxim. 1877. Bulletin de l'Academie Imperiale des Sciences de St-Petersbourg 23: 370. (Bull. Acad. Imp. Sci. St.-Pétersb.)
Cynanchum formosanum (Maxim.) Hemsl. var. ovalifolium (Wight) Chiang & P. T. Li

Chiang & P. T. Li. 1974. Acta phytotaxonomica sinica eng 12: 109. (Acta Phytotax. Sin.)
Cynanchum ovalifolium Wight

Yang, Liu, Shih & Lu. 1962. Manual of Taiwan Vascular Plants 4: 67. (Manu. Taiwan Vas. Pl.)

各語言俗名

中

台灣牛皮消、台灣白薇、台灣杯冠藤
英

Formosan swallowwort
日

ほうらいいけま

參考文獻

Yang. 1982. A list of plants in Taiwan. (List Pl. Taiwan)
Lu, Ou & Lu. 2001. Illustrations of Trees of Taiwan 5: 72. (Ill. Tr. Taiwan)

特徵描述

生活型

twiner

形態特徵

Plants twining. Stems glabrous or sparsely pubescent.
Leaves opposite, also usually with smaller stipule-like leaves in the axils; blades coriaceous, oblong or elliptic, apex acute, base obtuse or rounded, 3.5–8 cm long, 1.4–3.5 cm broad; petioles 0.7–1.6 cm long.
Inflorescences few-flowered Cymes; peduncles 1–1.6 cm long; bracts lanceolate, ca. 2 mm long; pedicels 2–5 mm long. Calyx 5-lobed, lobes broadly elliptic, obtuse, ciliate, 1 mm long; corolla glabrous outside, minutely pubescent inside, lobes ovate, 3–4 mm long; corona cupular, ca. 2 mm long, 5-lobed, irregularly serrate between lobes; gynostegium as long as corona; pollinia oblong; stigma discoid, head conical at apex.
Follicles 1 per pedicel, lanceolate, 5–8 cm long, striate. Seeds flat, circular winged, ovate, ca. 8 mm long, 6 mm broad, comose.

分布

台灣 : in thickets and grasslands throughout the island.
世界 : The Ryukyus.

引證標本

TAIPEI: Neihu, Yang 2885; Shihting, Wang & Huang 4352. NANTOU: Meiyuan, Saito s. n. 1925. PINGTUNG: Chiupeng, Hu 825; Laopei, Hsieh et al. 1165. HUALIEN: Takangko, Yamamoto s. n. 1929; Wenshan to Meiyuan, Hsieh & Yang 1544. TAITUNG: Lutao, Huang & Kao 6923; Tawu, Chuang 2056;