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| 資料編號: | HK-837 |
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| 中文名稱: | 大葉紅葉藤_牛栓藤 |
| 學名: | Rourea minor [找同屬植物] |
| 英文名稱: | Big-leaved Rourea |
| 英文別名: | Cow Vine |
| 植物科名: (APG新系統) | CONNARACEAE牛栓藤科 [找同科植物] |
| 標室舊系統 | CONNARACEAE牛栓藤科[找同科] |
| 生長習性: | 攀緣灌木 |
| 原生/外來: | 香港原生植物 |
| 圖片花色: | white |
| 發現開花: | June |
| 特別特徵: | 奇數一回羽狀複葉互生_小葉互_小葉近對 |
| 圖片果色: | orange_red |
| 資料更新: | 20221023 03:10:50 pm |
| 備註: 深圳植物誌: 小葉紅葉藤: 羽狀複葉有小葉7-17（-27）片 大葉紅葉藤: 羽狀複葉有小葉3-7片 深圳植物誌: 攀援木質藤本，長達25m。枝圓柱形，深褐色，無毛或幼枝疏被短柔毛。奇數羽狀複葉4-20cm，有小葉3-7片；葉柄長1-7cm；頂生小葉柄長0.8-1.1cm，側生小葉柄長3-4mm，均無毛；小葉近對生，葉片橢圓形、卵形或倒卵狀橢圓形，頂生小葉片稍大，長3.5-9cm，寬1.5-3.5cm，基部楔形至圓形，稍偏斜，先端急尖至短漸尖，兩面無毛，側脈5-8對，在近葉緣處網結。 圓錐花序1-6個簇生，長3-9cm，腋生，具多數花，中央一個常遠較長；花序梗、花序軸和花梗均無毛；花直徑約1cm，芳香；萼片卵形，長2-3mm，寬1.5-2mm，頂端邊緣被緣毛；花瓣白色或黃色，長橢圓形，長4-6mm，寬1-1.5mm，有縱脈紋，無毛；外輪雄蕊長約6mm，內輪雄蕊長約2mm；心皮離生，長約4mm，無毛。 果彎月形，長約1.5-2cm，寬0.5-0.8cm，頂端急尖，沿腹縫線開裂，深綠色，乾時黑色，有縱條紋，具宿存花萼。種子紅色，橢圓形，長1.2-1.5cm，寬0.4-0.6cm，全部被膜質假種皮包圍。 FOC: Lianas or climbing shrubs, to 25 m tall. Branchlets[小枝] dark brown, terete, glabrous[無毛] or sparsely pubescent when young. Leaves odd-pinnate[奇數羽狀複葉], rarely 1-foliolate; petiole[葉柄], rachis[葉軸], and petiolules[小葉柄] glabrous[沒毛]; leaflets 1–3-paired[小葉1-3對], usually 1-paired; leaflet blade ovate or elliptic to lanceolate, 3–12 × 2–5 cm, (terminal one ovate or long elliptic and larger), papery, glabrous and smooth on both surfaces, lateral veins 5–10-paired, jointed near margin, midvein and reticulate veins prominent abaxially, base broadly cuneate to rounded, equilateral or slightly oblique, margin entire, apex acute to shortly acuminate. Inflorescences axillary or pseudoterminal, laxly paniculate or subracemose with 1–6 axes, 3–9 cm, many flowered, central one much longer than others; rachis and pedicels glabrous. Flowers ca. 1 cm in diam., fragrant. Sepals ovate, 2–3 × 1.5–2 mm, margin ciliate at apex. Petals[花瓣] white or yellow, long elliptic, 4–6 × 1–1.5 mm, glabrous, longitudinally striate. Stamens 2–6 mm. Carpels free, ca. 4 mm, glabrous. Follicle dark green, turning black when dry, obliquely ellipsoid, slightly curved, 1.5–2.5 × 0.7–1.5 cm, longitudinally striate, dehiscing along adaxial suture, with persistent calyx, apex acute. Seed red, ellipsoid, 1.5–2 × 0.6–1 cm, base covered by membranous aril. Fl. Apr–Oct, fr. May–Mar of following year. | |
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