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| 資料編號: | HK-3660 |
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| 中文名稱: | 短梗土丁桂(標室沒收錄) |
| 學名: | Evolvulus nummularius [找同屬植物] |
| 植物科名: (APG新系統) | CONVOLVULACEAE旋花科 [找同科植物] |
| 標室舊系統 | CONVOLVULACEAE旋花科[找同科] |
| 生長習性: | 草本 |
| 原生/外來: | 外來植物 |
| 圖片花色: | white |
| 發現開花: | Aug |
| 特別特徵: | 單葉_葉基心 |
| 圖片果色: | brown |
| 資料更新: | 20181225 05:54:48 pm |
| 備註: 圖片香港攝 一種新的入侵種 (thanks Getmore's info) 香港沒有記錄 From www.efloras.org Herbs perennial. Stems several, rooting at nodes, prostrate, 20-40 cm, slender, ± villous or scabrous. Leaves distichous; petiole 2-4 mm; leaf blade nearly circular, 1.3-1.7 X 1.2-1.4 cm, glabrous or appressed pilose abaxially, base cordate to rounded[基部心形到圓形], apex rounded or emarginate[先端圓形或微缺]; lateral veins 2 or 3 pairs[側脈2或3對]. Peduncle absent or very short. Pedicel 2.5-3 mm, densely villous. Flowers 1 or 2 per leaf axil. Sepals persistent, oblong-ovate to oblong, 3-4 2-3 mm, outer 2 slightly longer than inner ones, pilose abaxially, margin ciliate. Corolla broadly campanulate or subrotate, ca. 6 mm; limb ca. 7-8 mm in diam., 5-lobed. Stamens inserted at middle of corolla tube; filaments ca. 1.5 mm, glabrous basally; anthers oblong. Ovary globose. Style lobes linear, ca. 3 mm; stigmas minutely capitate. Capsule ovoid, 2-3 mm in diam. Seeds 2-4, brown, ovoid-trigonous, ca. 1 0.5 mm, minutely tuberculate. 2n = 24. Roadsides; ca. 1000 m. Yunnan (Luxi Xian) [naturalized in India and Malaysia; Africa, native in North and South America] | |
| 如資料有任何錯誤,歡迎聯絡本會. info@hkcww.org | |
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