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缅甸树萝卜Agapetes burmanica

时间:2013-09-09 11:57来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ): 缅甸树萝卜 学名( Scientific Name ): Agapetes burmanica W. E. Evans 英文名( English Common Name ): 别名( Chinese Common Name ): 异名( Synonym ): 科属( Family Genus ): 杜鹃花科(Ericaceae)树萝卜属
中文名(Chinese Name): 缅甸树萝卜
学名(Scientific Name): Agapetes burmanica W. E. Evans
英文名(English Common Name):
别名(Chinese Common Name):
异名(Synonym):
科属(Family & Genus):杜鹃花科(Ericaceae)树萝卜属
形态特征(Description):附生常绿灌木,高1.5-2米;根膨大成块状或萝卜状。幼枝具棱,麦秆色,无毛,直径约4毫米,老枝直径达1厘米,深褐色。叶假轮生,叶片革质,长圆状披针形,长22-25厘米,宽4.5-6厘米,先端短锐尖或多少渐狭,基部圆形或微心状耳形,边缘稍微或明显具波状锯齿,无毛,中脉在表面平坦或下陷,背面极突起,侧脉和网脉两面突起,侧脉至边缘网结成明显的边脉;叶柄无或长2-3毫米,褐色。总状花序短,生于老枝上,总花梗长0.5-2.5厘米,有花3-5朵,无毛,苞片小,狭披针形,长1-2毫米,极锐尖;花梗长2.63.5厘米,无毛,先端渐扩大成棒状,宽3毫米,与花萼着生处具关节;花萼长1.5-1.7厘米,裂片狭三角形,长1-1.2厘米,基部宽4毫米,锐尖,具明显的网脉;花冠圆筒形,长5-6厘米,直径0.7-1.1厘米,中部稍宽,玫瑰红色,具暗紫色横纹,无毛,裂片狭三角形,长约1.1厘米,基部宽4毫米,稍锐尖,开花时平展,淡绿色;雄蕊长5.6厘米,花丝短,扁平,长1.3厘米,上部有白色疏柔毛,药室长7-8毫米,密生乳突,棕褐色,被白色疏柔毛,喙长约3.7厘米,距粗壮,长1.5-2毫米,平展;花柱纤细,长6厘米,无毛,先端稍粗,柱头小,球形。果熟时大,花萼宿存,裂片长约12毫米,宽5-6毫米,纸质。花期9-12月, 果期12月至翌年1月。
分布(Distribution):产云南南部(西双版纳)、西藏东南部(察隅,德勒河流域)。附生于海拔720-1 460米的石灰岩疏林或灌丛中,或林中树上。
用途(Use):
引自中国植物志英文版FOC Vol. 14 Page 507      
Agapetes burmanica W. E. Evans, Notes Roy. Bot. Gard. Edinburgh. 15: 199. 1927.
缅甸树萝卜 mian dian shu luo bo| Ericaceae  | Agapetes
Shrubs 1.5–3(–4) m tall, glabrous. Root tubers conoid or spherical. Twigs not angled, 4–10 mm in diam. Leaves pseudoverticillate; petiole 2–3 mm or leaves subsessile; leaf blade oblong-lanceolate, 10–25 × 2–4.5 cm, leathery, secondary veins 14–16 pairs, evident, marginal vein distinct, base obtuse to rounded, margin plane, inconspicuously and distantly sinuous. Inflorescences racemose, on old stem, few flowered; peduncle 0.5–1.5 cm. Pedicel 2.5–3 cm, expanded upwards, clavate. Calyx tube inconspicuously angled, 3–5 mm; limb divided ca. 9/10; lobes narrowly triangular, ca. 1 cm. Corolla pinkish or rose, with dark purple transverse zig-zag bands, tubular, 4.5–6 cm; lobes spreading, greenish, narrowly triangular, ca. 1.1 mm. Filaments ca. 2 mm, pubescent; anthers 4.5–4.8 cm, thecae densely papillate and puberulous, tubules 4–5 × as long as thecae, with 2 spreading ca. 1 mm spurs at middle. Berry large. Fl. Sep–Dec, fr. Nov–Jan of next year.
Sparse forests or thickets on calcareous mountains, epiphytic on trees; 700–1500 m. SE Xizang, S Yunnan [Myanmar].





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