Merremia hederacea

卵葉菜欒藤

Merremia hederacea (Burm. f.) Hallier 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

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名彙資訊

學名發表文獻

Hallier f., Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 18: 118. 1894. (Bot. Jahrb. Syst.)

台灣首次記錄發表文獻

Chang, Flora of Taiwan 4: 383. 1978. (Fl. Taiwan, 台灣植物誌)

異名

無

各語言俗名

中

卵葉姬旋花.
日

つたのはひるがお.

參考資料

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

Herbs, twining, slender, rarely prostrate and rooting at nodes. Stems smooth or sparsely and minutely tuberculate, glabrous or nearly so.
Leaves ovate, 2–4 cm long, entire, crenate, toothed or deeply 3-lobed, middle lobe usually contracted, base broadly cordate, glabrous or sparsely hairy on both surfaces; petiole 0.5–7 cm long, with small tubercles especially on basal half.
Inflorescences 1-several-flowered, smooth or minutely tuberculate; peduncle thicker than petiole, glabrous; pedicel 2–4 mm long; flower buds oblong to broad ellipsoid, obtuse; sepals broadly obovate to spatulate, notched at apex, distinctly mucronulate, glabrous, two outer sepals 3.5–4 mm long, inner ones to 5 mm long; corolla yellow, campanulate, 6–10 mm long, ca. 1.5 cm across, lobes acuminate.
Capsules broadly conical to depressed-globose, 5–6 mm long, valves transversely or reticulately wrinkled; seeds short pubescent, 2.5 mm long.

分布

台灣 : in the center and south, rare.
世界 : Tropical Asia to northern Australia.

引證標本

CHIAYI: Fanlu, Yen 6855; Koushe, Lu et al. 1531. TAINAN: Tungshan, C. -I Peng 8910. TAICHUNG: Huang & Lin s. n. KAOHSIUNG: Chen & Wang 352. PINGTUNG: Wanluan, C. -I Peng 10167; Neipu, S. Z. Yang 4619.