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团花Neolamarckia cadamba

时间:2018-06-28 12:40来源:未知 作者:徐晔春 点击:
中文名( Chinese Name ):团花 学名( Scientific Name ): Neolamarckia cadamba (Roxb.) F. Bosser 英文名( English Common Name ): kadam 别名( Chinese Common Name ): 黄梁木 异名( Synonym ): Anthocephalus indicus var. glabrescens H.
中文名(Chinese Name):团花
学名(Scientific Name):Neolamarckia cadamba (Roxb.) F. Bosser
英文名(English Common Name):kadam
别名(Chinese Common Name):黄梁木
异名(Synonym):Anthocephalus indicus var. glabrescens H. L. Li  Anthocephalus cadamba (Roxb.) Miq.  Nauclea cadamba Roxb.  Sarcocephalus cadamba (Roxb.) Kurz  Samama cadamba (Roxb.) Kuntze  Anthocephalus morindifolius Korth.  Nauclea megaphylla S.Moore  Neonauclea megaphylla (S.Moore) S.Moore
科属Family & Genus):茜草科(Rubiaceae)团花属
形态特征Description):落叶大乔木,高达30米;树干通直,基部略有板状根;树皮薄,灰褐色,老时有裂隙且粗糙;枝平展,幼枝略扁,褐色,老枝圆柱形,灰色。叶对生,薄革质,椭圆形或长圆状椭圆形,长15-25厘米,宽7-12厘米,顶端短尖,基部圆形或截形,萌蘖枝的幼叶长50-60厘米,宽15-30厘米,基部浅心形,上面有光泽,下面无毛或被稠密短柔毛;叶柄长2-3厘米,粗壮;托叶披针形,长约12毫米,跨摺,脱落。头状花序单个顶生,不计花冠直径4-5厘米,花序梗粗壮,长2-4厘米;花萼管长1.5毫米,无毛,萼裂片长圆形,长3-4毫米,被毛;花冠黄白色,漏斗状,无毛,花冠裂片披针形,长2.5毫米。果序直径3-4厘米,成熟时黄绿色;种子近三棱形,无翅。花、果期6-11月。
分布(Distribution):产广东、广西和云南,生于山谷溪旁或杂木林下。越南、马来西亚、缅甸、印度和斯里兰卡也有。
用途(Use):本种为著名速生树种。木材供建筑和制板用。
引自中国植物志英文版:FOC Vol. 19 Page 249, 255   
Neolamarckia cadamba (Roxburgh) Bosser, Bull. Mus. Natl. Hist. Nat., B, Adansonia. 6: 247. 1985.
团花 tuan hua| Rubiaceae  | Neolamarckia
Nauclea cadamba Roxburgh, Fl. Ind. 2: 121. 1824; Anthocephalus cadamba (Roxburgh) Miquel; A. indicus A. Richard; A. indicus var. glabrescens H. L. Li; Sarcocephalus cadamba (Roxburgh) Kurz.
Trees, deciduous, to 30 m tall; trunk with small buttresses; bark thin, grayish brown, fissured and scabrous when old; branches horizontally spreading, flattened becoming subterete, glabrescent. Petiole 20-35 mm, glabrous; leaf blade drying thinly leathery, elliptic or oblong-elliptic, on juvenile growth 50-60 × 15-30 cm, on adult growth 15-25 × 7-12 cm, adaxially shiny and glabrous, abaxially glabrous to densely puberulent, base shallowly cordate on juvenile growth, rounded or truncate on adult growth, apex acute; secondary veins 8-12 pairs, apparently without domatia; stipules lanceolate, 12-20 mm, acute. Inflorescences with peduncle 2-4 cm, rather stout; flowering heads 35-45 mm across calyces, 40-60 mm across corollas. Calyx puberulent to pilosulous; ovary portion ellipsoid to obovoid, ca. 1.5 mm; limb 3-4 mm, partially to deeply lobed; lobes oblong to spatulate, obtuse to rounded. Corolla yellowish white, funnelform, outside glabrous; tube ca. 10 mm; lobes lanceolate, ca. 2.5 mm. Fruiting heads yellowish green, 30-40 mm in diam., with peduncles markedly thickened. Fruit cylindrical to ellipsoid or obovoid, 2-2.5 × ca. 1 mm, glabrous; seeds 3-angled, 0.5-0.7 mm. Fl. and fr. Jun-Nov.
Broad-leaved forests, streamsides in valleys. Guangdong, Guangxi, Yunnan [Bhutan, India, Malaysia, Myanmar, Sri Lanka, Thailand, Vietnam].
This species is occasionally cultivated for lumber in Asia, including probably in China, and in the Neotropics.
 




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