刺老芽Aralia elata

刺老芽Aralia elata

刺老芽Aralia elata

刺老芽Aralia elata

中文名(Chinese Name):刺老芽
学名(Scientific Name):Aralia elata (Miq.) Seem.
英文名(English Common Name):Japanese angelica tree
别名(Chinese Common Name):楤木、辽东楤木
异名(Synonym):Aralia chinensis var. nuda Nakai;Aralia hupehensis Hoo;Aralia subcapitata Hoo;Aralia taibaiensis Z. Z. Wang et H. C. Zheng;ralia planchoniana Hance;Dimorphanthus elatus Miq.;Aralia elata var. subinermis Ohwi;Aralia emeiensis Z. Z. Zhu;Aralia gaoshania Z. Y. Zhu;Aralia manchurica Seem.;Aralia chinensis var. elata (Miq.) Lavallée;Aralia spinosa var. canescens (Siebold et Zucc.) Franch. et P. A. L. Savat.;Aralia spinosa var. elata (Miq.) Sarg.;Aralia canescens Siebold et Zucc.
科属Family & Genus):五加科(Araliaceae)楤木属
形态特征(Description):灌木或小乔木,高1.5-6米,树皮灰色;小枝灰棕色,疏生多数细刺;刺长1-3毫米,基部膨大;嫩枝上常有长达1.5厘米的细长直刺。叶为二回或三回羽状复叶,长40-80厘米;叶柄长20-40厘米,无毛;托叶和叶柄基部合生,先端离生部分线形,长约3毫米,边缘有纤毛;叶轴和羽片轴基部通常有短刺;羽片有小叶7-11,基部有小叶1对;小叶片薄纸质或膜质,阔卵形、卵形至椭圆状卵形,长5-15厘米,宽2.5-8厘米,先端渐尖,基部圆形至心形,稀阔楔形,上面绿色,下面灰绿色,无毛或两面脉上有短柔毛和细刺毛,边缘疏生锯齿,有时为粗大齿牙或细锯齿,稀为波状,侧脉6-8对,两面明显,网脉不明显;小叶柄长3-5毫米,稀长达1.2厘米,顶生小叶柄长达3厘米。圆锥花序长30-45厘米,伞房状;主轴短,长2-5厘米,分枝在主轴顶端指状排列,密生灰色短柔毛;伞形花序直径1-1.5厘米,有花多数或少数;总花梗长0.8-4厘米,花梗长6-7毫米,均密生短柔毛;苞片和小苞片披针形,膜质,边缘有纤毛,前者长5毫米,后者长2毫米;花黄白色;萼无毛,长1.5毫米,边缘有5个卵状三角形小齿;花瓣5,长1.5毫米,卵状三角形,开花时反曲;子房5室;花柱5,离生或基部合生。果实球形,黑色,直径4毫米,有5稜。花期6-8月,果期9-10月。
分布(Distribution):产东北,生于海拔1000米上下的森林中,日本、俄罗斯及朝鲜也有。
用途(Use):
引自中国植物志英文版FOC Vol. 13 Page 480, 481, 484
Aralia elata (Miquel) Seemann, J. Bot. 6: 134. 1868.
楤木 cong mu | Araliaceae  | Aralia
Shrubs or small trees, 2-5(-8) m tall, andromonoecious. Branches armed with sparse prickles. Leaves 2(or 3)-pinnately compound, with a pair of accessory leaflets at each division of rachis; petiole to ca. 50 cm, glabrous or pubescent, prickly; petiolules 3-5 mm; leaflets 5-11(-13) per pinna, broadly ovate to elliptic-ovate or narrowly ovate, 5-12(-19) × 2.5-8 cm, membranous, papery, or subleathery, abaxially glabrous or light yellow or gray pubescent, sometimes or more densely pubescent on veins, or sometimes glabrescent, adaxially sparsely strigose, secondary veins 6-10 pairs, raised abaxially, conspicuous adaxially, base cordate to subcordate or rounded, margin serrulate, apex acuminate. Inflorescence a terminal panicle of umbels, densely yellow-brown or gray pubescent, unarmed; primary axis 1-5 cm; secondary axes 20-35 cm; ultimate axes with a terminal umbel of bisexual flowers and 1 to several lateral umbels of male flowers; bracts persistent, lanceolate to subulate, 2-5 mm, sometimes ciliate; umbels 6-15-flowered; pedicels 1-10 mm, densely pubescent. Ovary 5-carpellate; styles 5, free or united to middle. Fruit globose, ca. 3-4 mm in diam.; styles persistent. Fl. Jul-Sep, fr. Sep-Dec. 2n = 24*.
Forests, forest margins, scrub fields, roadsides; near sea level to 2700 m. Anhui, Fujian, S Gansu, Guangdong, Guangxi, Guizhou, Hebei, Heilongjiang, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Jilin, Liaoning, Shaanxi, N Shandong, Shanxi, Sichuan, Yunnan, Zhejiang [Japan, Korea, E Russia].
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