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資料編號: | HK-221 |
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中文名稱: | 滇粵山胡椒 |
學名: | Lindera metcalfiana var. metcalfiana [找同屬植物] |
英文名稱: | Metcalf`s Spicebush |
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_灌木 |
原生/外來: | 香港原生植物 |
圖片花色: | yellow |
發現開花: | March |
特別特徵: | 單葉互生_二列葉序 |
資料更新: | 20230424 11:44:07 pm |
備註: 黃果厚殼桂跟滇粵山胡椒兩個最難分 (thanks Crawford's info) FOC: var. metcalfiana (原種): Leaf blade elliptic or narrowly elliptic, long acuminate or caudate-acuminate at apex, usually falcate, papery, lateral veins 6-10 pairs, purple-brown when dry. var. dictyophylla (變種): Leaf blade lanceolate, apex acuminate, not falcate, thinly leathery or leathery, lateral veins 5-8 pairs, purple-brown adaxially when dry. 黑殼楠: 繖形花序雌花12朵 ; 側脈數15-21對 滇粵山胡椒: 繖形花序雌花4-8朵;側脈數5-10對 黑殼跟滇粵嗰條有花的小枝,之後會長長變正常枝條 絨毛跟香葉既有花小枝唔會長長 Lindera metcalfiana var. metcalfiana 滇粤山胡椒 Lauraceae 樟科 ↳Lindera 山胡椒屬 灌木或小喬木 葉互生二列,橢圓形或長橢圓形,長5-13cm,寬2-4.5厘cm,先端漸尖或尾尖,常呈鐮刀狀,基部寬楔形,紙質,上面黃綠色,下面灰綠色,兩面沿脈上略被黃褐色微柔毛,後漸脫落至無毛,羽狀脈,上面中脈突出,側脈每邊6-10條,小脈網狀,上面隱約可見,下面明顯,葉柄長5-8(-10)mm,被黃褐色柔毛。 枝條初時略被黃褐色絹質微柔毛,後漸變無毛。 thanks Crawford's info FOC: Shrubs or trees, (2.5-)3-12 m tall, up to 20 cm d.b.h. Bark gray-black or brownish. Branchlets brown or gray-brown, slender, terete and ± angular when young, thinly striate, laxly yellow-brown sericeous-pubescent, later glabrate. Terminal bud small, corniform-conical, ca. 3 mm, bud scales densely yellow-brown sericeous-pubescent outside. Leaves alternate; petiole 5-8(-10) mm, yellow-brown pubescent; leaf blade gray-green abaxially, yellow-green and gray-brown when dry adaxially, elliptic, narrowly elliptic, or lanceolate, 5-13 × 2-4.5 cm, papery or thinly leathery, laxly yellow-brown pubescent along veins on both surfaces, later glabrate, pinninerved, lateral veins 5-10 pairs, purple-brown on both surfaces when dry or only adaxially, reticulate veinlets obvious abaxially and indistinct adaxially, base broadly cuneate, apex long acuminate or caudate-acuminate, falcate or not falcate. Male umbels[雄繖形花序] 1 or 2(or 3), inserted at axillary and yellow-brown pubescent short branch, 6-8-flowered, peduncles slender, 1-1.6 cm[總梗纖細,長1-1.6厘米], involucral bracts 4; female umbels[雌繖形花序] 4-8-flowered, peduncles 0.6-0.8 cm[總梗長0.6-0.8厘米], thickened at top, laxly yellow-brown pubescent. Male flowers yellow; pedicels 2-3 mm, densely yellow-brown pubescent; tepals 6, nearly equal, broadly ovate, ca. 2 × 1-1.2 mm, yellow-brown pubescent on both surfaces, glandular-punctate, apex obtuse; fertile stamens 9; filaments 2-2.5 mm, laxly pubescent, 2-glandular near base in 3rd whorl; glands rounded-reniform, stipitate; pistil reduced; ovary ovate, ca. 1.2 × 0.6 mm, mucronate at apex. Female flowers yellow; pedicels 2-2.5 mm; tepals 6, ovate, ca. 1.5 mm, apex obtuse; reduced stamens 9, ca. 1.3 mm, 2-glandular near base of filaments in 3rd whorl; glands rounded-reniform, stipitate; ovary ovate, glabrous, ca. 1 mm; style stout; stigma peltate, papillose. Fruits globose[球狀], ca. 6 mm in diam., purple-black at maturity; stipes ca. 6 mm, stout, slightly yellow-brown pubescent. Fl. Mar-May, fr. Jun-Oct. Leaf blade elliptic or narrowly elliptic, long acuminate or caudate-acuminate at apex, usually falcate, papery, lateral veins 6-10 pairs, purple-brown when dry. -- var. metcalfiana Leaf blade lanceolate, apex acuminate, not falcate, thinly leathery or leathery, lateral veins 5-8 pairs, purple-brown adaxially when dry. -- var. dictyophylla 中國植物誌: var. metcalfiana原種 灌木或小喬木,高(2-5)3-12米,胸徑達20厘米,樹皮灰黑或淡褐色。枝條纖細,圓柱形但幼時多少具棱角,有細縱紋,棕褐色或灰褐色,初時略被黃褐色絹質微柔毛,後漸變無毛。頂芽細小,長角錐形,長約3毫米,芽鱗外面密被黃褐色絹狀微柔毛。葉互生,橢圓形或長橢圓形,長5-13厘米,寬2-4.5厘米,先端漸尖或尾尖,常呈鐮刀狀,基部寬楔形,革質,上面黃綠色,下面灰綠色,幹時上面灰褐色,兩面沿脈上略被黃褐色微柔毛,後漸脫落至無毛,羽狀脈,上面中脈突出,側脈每邊6-10條,乾時紫褐色,小脈網狀,上面隱約可見,下面明顯,葉柄長5-8(10)毫米,被黃褐色柔毛。 雄繖形花序1-2(3)生於葉腋被黃褐色微柔毛的短枝上,有雄花6-8朵,總苞片4,總梗纖細,長1-1.6厘米。雄花黃色,花梗長2-3毫米,密被黃褐色柔毛,花被片6,近等大,寬卵形,長2毫米,寬1-1.2毫米,先端鈍,兩面被黃褐色柔毛,具腺點;能育雄蕊9,花絲長2-2.5毫米,略被小柔毛,第三輪近基部有兩個具柄圓腎形腺體;雌蕊退化,子房卵形,長約1.2毫米,寬0.6毫米,先端具細尖頭。 雌繖形花序有雌花4-8朵;總梗長0.6-0.8厘米,先端寬大,略被黃褐色微柔毛。雌花黃色,花梗長2-2.5毫米;花被片6,卵形,長1.5毫米,先端鈍;退化雄蕊9,長約1.3毫米,第三輪近基部有2個具柄圓腎形腺體;子房卵形,無毛,長約1毫米,花柱粗壯,柱頭盾形,具乳突。果球形,直徑6毫米,成熟時紫黑色;果梗長約6毫米,粗壯,略被黃褐色微柔毛。花期3-5月,果期6-10月。 | |
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