https://scholars.lib.ntu.edu.tw/handle/123456789/137735
標題: | 臺灣與菲?賓植物誌中疏?的植物:沙生馬齒莧(馬齒莧科) Portulaca psammotropha Hance (Portulacaceae), a Neglected Species in the Flora of Taiwan and the Philippines |
作者: | 鐘詩文 Madulid, Domingo A. 許天銓 Chung, S.W. Madulid, D.A. Hsu, T.C. |
關鍵字: | Neglected species;Portulaca psammotropha;Portulacaceae;Taiwan;Philippine;沙生馬齒莧;馬齒莧科;疏?種;臺灣;菲?賓。 | 公開日期: | 三月-2008 | 卷: | 53 | 期: | 1 | 起(迄)頁: | 090-095 | 來源出版物: | Taiwania | 摘要: | 本文描述一種臺灣與菲?賓(巴?群島)植物誌疏?的植物:沙生馬齒莧,探討其分?地位及分布情形,並將寶島馬齒莧 Portulaca quadrifida var. formosana 與島嶼馬齒莧P. insularis 處?為本種的?名。沙生馬齒莧是典型的海濱植物,已知散生於中國大?東南側島弧之珊瑚沙灘與珊瑚礁石上。本種具有下?形態特徵:?互生,厚肉質,長橢圓至倒??長橢圓形,長3-10 公釐,先端鈍;花瓣5,黃色,3-5 公厘長。而雄蕊與柱頭?片的?目則在族群間有所?同。 A neglected species in the Flora of Taiwan and the Philippines (the Batan islets), Portulaca psammotropha Hance, is described and illustrated. Herein, Portulaca quadrifida var. formosana and P. insularis are treated as synonym of P. psammotropha. This species is a typical littoral plant that is scattered on coral sands and coral reef in the archipelago around SE China. It can be characterized by leaves alternate; leaf blade quite fleshy, oblong to obovate-oblong, 3-10 mm long, apex obtuse; petals 5, yellowish, ca. 3-5 mm long. The stamen number and stigma lobes of this species vary among the populations observed. |
URI: | http://ntur.lib.ntu.edu.tw//handle/246246/283469 |
顯示於: | 生命科學系 |
檔案 | 描述 | 大小 | 格式 | |
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5301_200803_9.pdf | 3.74 MB | Adobe PDF | 檢視/開啟 |
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