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雲南刺籬木檢視原始碼討論檢視歷史

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雲南刺籬木

中文學名:雲南刺籬木

拉丁學名:Flacourtia

jangomas (Lour.) Raeusch.

界:植物界

門:被子植物門

綱:雙子葉植物綱

亞 綱:原始花被亞綱

目:側膜胎座目

科:大風子科

屬:刺籬木屬

雲南刺籬木(yún nán cì lí mù),拉丁文名:Flacourtia jangomas (Lour.) Rauschel. 大風子科刺籬木屬落葉小喬木或大灌木,產雲南南部(西雙版納)、廣西西部(龍津)、海南南部(崖縣)。生於海拔700-800米的山地雨林、常綠闊葉林中。老撾越南泰國馬來西亞也有分布。 [1]

雲南刺籬木形態特徵

落葉小喬木或大灌木,高5-10米稀達15米;枝通常無刺,幼枝有單一或分叉的刺,樹皮堅硬,光滑,黃褐色或棕褐色,片狀剝落,無毛或微被短柔毛,皮孔橢圓形至圓形。

葉通常膜質;卵形至卵狀橢圓形稀卵狀披針形,長5-12厘米,寬2-2.5厘米,先端鈍或漸尖,基部楔形至圓形,邊緣全緣或有粗鋸齒,上面有光澤,下面暗綠色,中脈兩面稍突起,側脈3-6對,纖細,斜出,在上面明顯,通常在脈上有短柔毛;葉柄纖細,長4-8毫米,有短柔毛。

聚傘花序,腋生,長1-2厘米,有毛;花白色至淺綠色,有甜味;花梗短,長0.5-1毫米,多少有毛;苞片長約1毫米,全緣,無毛或有睫毛;萼片4-5片,卵狀三角形,長約2毫米,先端漸尖,基部鈍形,邊有睫毛,外面有毛;

雄花:花盤圓形,不連合;雄蕊多數,花絲絲狀,長2-3毫米,無毛,花葯卵形至近圓形;

雌花:花盤稍全緣或多少分離;子房近圓形,長2-3毫米,4-6室,每室有2顆胚珠,花柱4-6,連合,長約1毫米,柱頭極短,稍膨大,2裂,反折。

果實肉質,近球形,淺棕色或紫色,直徑1.5-2.5厘米,有棱,頂端有1個宿存短花柱;種子4-6粒,稀10粒。

花期4-5月,果期5-10月。 [2]

Flacourtia jangomas (Lour.) Rauschel. in Nomencl. Bot. ed. 3: 290. 1797; Miq. Fl. Ind. Bat. 1: 105. 1859; Merr. Comm. Lour. 274. 1935; Sleum. in Van Steenis, Fl. Malesiana ser. 1. 5(1): 72, fig. 30. 1954; M. Lescot in Fl. Cambodge Laos et Vietnam 11: 36, Pl. 4: 1-5. 1970; G. S. Fan in Journ. Southwest For. Col. 8(2): 132. 1988. ——Stigmarota jangomas Lour. Fl. Cochinch. 2: 634. 1790. ——Flacourtia catophrcta Roxb. ex Willd. Sp. Pl. 4: 830. 1806; Hook. f. et Thoms. in Hook. f. Fl. Brit. Ind. 1: 193. 1872; Kurz. For. Fl. Burma 1: 74. 1887; Gagnep. in Lecomte, Fl. Gen. Indo-Chine 1: 233. 1909.

Large shrubs or small trees, 5-10 m tall, deciduous; trunk and older branches usually unarmed, young branches with simple or divaricate spines; bark yellow-brown, reddish brown, or light brown, flaky; young branches smooth, glabrous or sparsely pubescent, lenticellate. Petiole 4-8 mm, pubescent or glabrescent; leaf blade dark green abaxially, shiny adaxially, in fresh state pinkish to reddish or orange-brown when young, narrowly ovate, ovate-elliptic, or ovate-oblong, rarely oblong-lanceolate or (slightly) obovate-lanceolate, 7-14 × 2-5 cm, thinly leathery to papery, both surfaces practically glabrous, any hairs present very short, midvein slightly raised on both surfaces, lateral veins 3-6 pairs, conspicuous adaxially, base acute, obtuse, or rounded, margin entire or serrate to crenate, apex obtuse or gradually tapering to narrowly acuminate, rarely more abruptly acuminate. Inflorescences axillary, racemose; rachis 0.5-2 cm, puberulous. Pedicels 5-10(-15) mm, very slender, minutely and sparsely puberulous or glabrous; bracts ovate, 0.5-1 mm, outside glabrous or sparsely hairy, inside pubescent, margin entire, ciliate. Flowers appearing with or before young leaves, white to greenish, honey-scented. Sepals 4 or 5, ca. 2 mm, ovate-triangular, apex obtuse, outside practically glabrous, inside pubescent, margin ciliate, hairs very short, often barely visible in female flowers. Staminate flowers: stamen filaments 2-3 mm, glabrous. Pistillate flowers: ovary bottle-shaped to globose, 2-3 mm; styles 4-6, united into a distinct column ca. 1 mm, not or slightly free at their apices; stigmas slightly reniform, dilated, recurved. Fruit brownish red or purple, finally blackish, subglobose, fleshy, 1.5-2.5 cm in diam., in dried material sometimes constricted at equator, style column persistent. Seeds 4 or 5(-10). Fl. Apr-May, fr. May-Oct.

雲南刺籬木生長環境

生於海拔700-800米的山地雨林、常綠闊葉林中。

雲南刺籬木分布範圍

雲南南部(西雙版納)、廣西西部(龍津)、海南南部(崖縣)。老撾越南泰國馬來西亞也有分布。

參考來源

  1. 雲南刺籬木, 植物智, 2020-01-18
  2. 《中國植物志》 第52(1)卷 (1999) >> 042頁 PDF >> 雲南刺籬木 Flacourtia jangomas