Ipomoea imperati

厚葉牽牛

Ipomoea imperati (Vahl) Griseb.

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

Griseb., Catalogus plantarum cubensium 203. 1866. (Cat. Pl. Cub.)

台灣首次記錄發表文獻

Staples & Yang, Flora of Taiwan, second edition 4: 361. pl. 161. photo 212. 1998. (Fl. Taiwan 2nd edit., 台灣植物誌第二版)

異名

Ipomoea stolonifera (Cyrill.) J. F. Gmel.

Lu, Quarterly journal of Chinese forestry 6: 141. 1972. (Quart. J. Chin. For., 中華林學季刊)

各語言俗名

中

白馬鞍藤.
日

あつばあさがお.

參考文獻

Yang, A list of plants in Taiwan . 1982. (List Pl. Taiwan, 台灣植物名彙)

特徵描述

生活型

herb

形態特徵

Perennial glabrous trailing herbs.
Leaves fleshy, variable, linear, lanceolate to ovate, base obtuse, truncate or cordate, obtuse or emarginate or 3–5-lobed with a lanceolate or ovate large middle lobe and small lateral lobes, 1.5–6 cm long, 1–5 cm broad; petiole 5–40 mm long.
Inflorescences axillary; peduncle 12–15 mm long, 1–3-flowered; pedicel 8–25 mm long; bracts linear, 2–3 mm long; sepals oblong, unequal, inner ones 10–15 mm long, outer ones shorter, subacute to obtuse, mucronulate, glabrous, subcoriaceous, appressed not reflexed; corolla funnelform, 3.5–5 cm long, white, pale yellow inside and with purplish center; stamens and style included; ovary glabrous.
Capsules globose, ca. 1 cm long, smooth; seeds short-tomentose, 8 mm long.

分布

台灣 : sandy beaches.
世界 : Littoral areas in the tropics and subtropics of both hemispheres.

引證標本

PINGTUNG: Hengchun, Chang 623; Neipu, S. Z. Yang 25105; Staples & Liu 1096; Linpein, J. C. Chang s. n. PENGHU: Lungmen, Cheng s. n.; Houliao, S. Z. Yang 932.