Cynanchum lanhsuense

蘭嶼牛皮消

Cynanchum lanhsuense Yamazaki

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

Yamazaki, Journal of Japanese Botany 43(6): 168. fig. 1(B), 2(3-5). 1968. (J. Jpn. Bot.)

台灣首次記錄發表文獻

同發表文獻

異名

無

各語言俗名

中

蘭嶼白薇.
英

Lanyu swallowwort.

參考文獻

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

特徵描述

生活型

twiner

形態特徵

Plants twining. Stems glabrous.
Leaves opposite, also usually with smaller stipule-like leaves in the axils; blade coriaceous, broadly ovate, apex short acuminate, base rounded or shallowly cordate, 3.5–7.5 cm long, 3.5–6.5 cm broad; petioles ca. 2–4 cm long.
Inflorescences usually dichotomous, few-flowered racemose Cymes; peduncles 1–2 cm long; pedicels ca. 5 mm long. Calyx 5-lobed, lobes ovate, obtuse, glabrous, 1 mm long; corolla glabrous, lobes oblong, 3–4 mm long; corona cupular, 10lobed, ca. 4 mm long; gynostegium half as long as corona; pollinia oblong; stigma discoid, head conical at apex.
Follicles 1 per pedicel, lanceolate, ca. 7 cm long, striate. Seeds flat, circular winged, ovate, wooly, ca. 8 mm long, 5 mm broad, comose.

分布

台灣 : Lanyu Island.

引證標本

PINGTUNG: Lanyu Is., Huang & Kao 5317, Jeng 1642, Hsieh & Hsu 1372; Hongtou to Tienchih, Huang & Hsu 4707; Yehying to Hongtou, Huang et al. 9461, 9488.