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資料編號: | HK-46 |
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中文名稱: | 香港瓊楠_腺葉瓊楠 |
學名: | Beilschmiedia glandulosa [找同屬植物] |
英文名稱: | Hong Kong Beischmiedia |
植物科名: (APG新系統) | LAURACEAE樟科 [找同科植物] |
標室舊系統 | LAURACEAE樟科[找同科] |
生長習性: | 喬木 |
原生/外來: | 香港原生植物 |
圖片花色: | yellow |
發現開花: | Oct |
特別特徵: | 單葉近對生 |
圖片果色: | green |
資料更新: | 20231023 11:29:33 pm |
備註: hkchklist: 1a.芽和花序無毛,葉無腺點--廣東瓊楠 1b.芽和花序被短柔毛,葉具腺點--香港瓊楠 廣東瓊楠--中脈上面下陷,下面凸起 香港瓊楠--中脈凸出葉兩面(main veins elevated on both surfaces) Reference Link FoHK Tree; branchlets greyish brown, pubescent, glabrescent, terminal buds pubescent. Leaves subopposite, leathery, elliptic, narrowly elliptic to oblanceolate, 4.5 – 8.5 × 1.5 –3.5 cm, base attenuate, apex obtuse, margin entire, glabrous, brownish abaxially when dry, densely glandular spotted adaxially; main veins elevated on both surfaces主脈凸出葉上及下面, lateral veins 5 –7 pairs, together with tertiary veins prominent on both surfaces. Petioles 5–8 mm. Inflorescences axillary, racemose or thyrsoid, 1–3 clustered, 1.5 –3 cm, shortly pedunculate. Bracteoles ovate, ca. 1 × 0.6 mm, pilose. Pedicels 2– 4 mm. Flowers ca. 4 × 4 mm, perianth-tube short. Perianthlobes 6, rarely 7– 8, ovate, ca. 2.5 mm, pilose inside, sparsely villose outside. Fertile stamens 9 in 3 whorls, 6 of outer two whorls opposite to perianth-lobes, filaments 1 mm, densely pilose, anthers ca. 0.8 mm, 2-celled, cells introrse, each of the third whorl stamens with a pair of short-stalked orbicular-reniform glands near the base of filaments, filaments ca. 0.5 mm, densely villose, anthers ca. 0.5 mm, 2-celled, cells extrorse. Staminodes 3 of the innermost whorl, ca. 0.8 mm, ovoid. Ovary cylindrical, ca. 2.5 mm, sparsely villose, style ca. 1 mm, stigma capitate. Fruit ellipsoid, apiculate, bluish black when maturing, 1.5–2.2 x 1–1.5 cm, smooth, wrinkled when dry. Seeds 1.3 –2 x 0.8 –1.2 cm. FoC Trees. Branchlets grayish brown pubescent, soon glabrescent. Terminal buds grayish brown pubescent. Leaves subopposite; petiole 5-8 mm, glabrous; leaf blade brownish abaxially when dry, elliptic or narrowly elliptic to oblanceolate, 4.5-8.5 × 1.5-3.5 cm, leathery, glabrous, densely glandular-spotted adaxially, midrib elevated on both surfaces, lateral veins 5-7 pairs, together with veinlets prominent on both surfaces, base attenuate, margin entire, apex obtuse. Inflorescences axillary, shortly pedunculate, racemose or thyrsoid, 1-3-clustered, 1.5-3 cm; bracteoles ovate, ca. 1 × 0.6 mm, pilose. Flowers ca. 4 × 4 mm. Perianth tube short; perianth segments 6(-8), ovate, ca. 2.5 mm, sparsely villous outside, pilose inside. Fertile stamens 9, those of outer 2 whorls opposite to perianth lobes; filaments 0.5-1 mm, densely pilose, those of 3rd whorl each with a pair of shortly stalked orbicular-reniform glands near base; anthers 2-celled, 0.5-0.8 mm, cells introrse. Staminodes ovoid, ca. 0.8 mm. Ovary cylindric, ca. 2.5 mm, sparsely villous; style ca. 1 mm; stigma capitate. Fruits bluish brown when mature, ellipsoid, 1.5-2.2 × 1-1.5 cm, smooth, but wrinkled when dry, apex apiculate. Seeds ellipsoid, 1.3-2 × 0.8-1.2 cm. Fl. Aug, fr. Jan-Feb. | |
如資料有任何錯誤,歡迎聯絡本會. info@hkcww.org | |
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