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資料編號: | HK-2617 |
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中文名稱: | 香港瓜馥木 |
學名: | Fissistigma uonicum [找同屬植物] |
英文名稱: | Hong Kong Fissistigma |
植物科名: (APG新系統) | ANNONACEAE番荔枝科 [找同科植物] |
標室舊系統 | ANNONACEAE番荔枝科[找同科] |
生長習性: | 攀援_木質藤本 |
原生/外來: | 香港原生植物 |
圖片花色: | yellow |
特別特徵: | 枝條無毛_單葉互生_二列葉序 |
資料更新: | 20220721 04:10:28 pm |
備註: 白葉柱頭二裂而香港柱頭完整(thanks Crawford's info) 香港瓜馥木: 枝條無毛 瓜馥木: 小枝被黃褐色柔毛 FOHK: Scandent shrubs. Young branches pubescent. Leaves papery; petioles 6–10 × 1.3–1.9 mm; leaf blades 7.5–14.5 × 2–3.5 cm, oblong, sparsely pubescent with simple hairs abaxially, glabrous adaxially, base cuneate to subrounded, apex obtuse to acute; secondary veins 14 – 16 pairs; tertiary veins indistinct. Inflorescences axillary[花序腋生], 1–2-flowered. Flowers yellow; pedicel ca. 6 × 2 mm; bracts near base of pedicel, small, oblong or ovate. Sepals ca. 2.5 × 2 mm, ovate-triangular. Petals ovate; outer petals ca. 24 × 13 mm, glabrous both sides; inner petals slightly smaller, glabrous. Stamens numerous, 1– 2 mm long; connective liguliform. Carpels few per flower; ovary pubescent; stigma clavate, glabrous. Monocarps 3 – 7 per fruit, 30 – 40 × 20 – 26 mm, ovoid, glabrous to pubescent; stipes ca. 4 mm long. Seeds 2– 3( – 11) per monocarp, flattened-ovoid, deep brown. 深圳植物誌: 木質藤本,長達5m。枝條無毛。葉柄長0.5—1cm;葉片紙質,長圓形,長4—20cm,寬1—5cm,基部圓或寬楔形,兩面無毛,上面綠色,下面淡黃綠色,乾後紅褐色,側脈每邊8—12條,上面扁平,或微凸起,下面凸起,先端急尖。 花黃色,芳香,1—2朵腋生或近腋生,有時數朵花組成頂生聚傘圓錐花序(FOHK 沒提此數朵花組成頂生聚傘圓錐花序);花序梗長1—3mm;花梗長約2cm,被短柔毛;萼片卵狀三角形,長約2mm,外面被短柔毛,內面無毛;花瓣黃色,外輪花瓣卵狀三角形,長約2.4cm,寬約1.4cm,厚,頂端鈍,外面被黃褐色短柔毛,內面無毛,內輪花瓣披針形,長約14mm,寬6mm,內面上部凸起,下部凹陷;雄蕊多數,密集,長圓形,藥隔三角形;心皮多數,密集,長圓形,被短柔毛,每心皮子房具2排9—16顆胚珠,花柱圓柱形,無毛,柱頭頂端全緣。 果柄短,粗厚。果圓球形或短圓柱狀,長4—5cm,寬約4cm,被短柔毛至無毛,具2排9—16顆種子。花期:3—6月;果期:6—12月。 | |
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