舟山新木姜子Neolitsea sericea

中文名(Chinese Name):舟山新木姜子
学名(Scientific Name):Neolitsea sericea (Bl.) Koidz.
英文名(English Common Name):
别名(Chinese Common Name):男刁樟
异名(Synonym):Laurus sericea Blume  Neolitsea glauca (Sieber) Koidz.  Litsea glauca Sieber  Malapoenna sieboldii Kuntze  Neolitsea sieboldii (Kuntze) Nakai  Tetradenia glauca (Siebold) Matsum.
科属(Family & Genus):樟科(Lauraceae)新木姜子属
形态特征(Description):乔木,高达10米,胸径达30厘米;树皮灰白色,平滑。嫩枝密被金黄色丝状柔毛,老枝紫褐色,无毛。顶芽圆卵形,鳞片外面密被金黄色丝状柔毛。叶互生,椭圆形至披针状椭圆形,长6.6-20厘米,宽3-4.5厘米,两端渐狭,而先端钝,革质,幼叶两面密被金黄色绢毛,老叶上面毛脱落呈绿色而有光泽,下面粉绿,有贴伏黄褐或橙褐色绢毛,离基三出脉,侧脉每边4-5条,第一对侧脉离叶基部6-10毫米处发出,斜展,靠叶缘一侧有4-6条小支脉,先端弧曲联结,其余侧脉自中脉中部或中上部发出,中脉和侧脉在叶两面均突起,横脉两面明显;叶柄长2-3厘米,颇粗壮,初时密被金黄色丝状柔毛,后毛渐脱落变无毛。伞形花序簇生叶腋或枝侧,无总梗;每一花序有花5朵;花梗长3-6毫米,密被长柔毛;花被裂片4,椭圆形,外面密被长柔毛,内面基部有长柔毛;雄花:能育雄蕊6,花丝基部有长柔毛,第三轮基部腺体肾形,有柄;具退化雌蕊;雌花:退化雄蕊基部有长柔毛;子房卵圆形.无毛,花柱稍长,柱头扁平。果球形,径约1.3厘米;果托浅盘状;果梗粗壮,长4-6毫米,有柔毛。花期9-10月,果期翌年1-2月。
分布(Distribution):
用途(Use):
引自植物志英文版FOC Vol. 7 Page 107, 110
Neolitsea sericea (Blume) Koidzumi, Bot. Mag. (Tokyo). 40: 343. 1926.
舟山新木姜子 zhou shan xin mu jiang zi | Lauraceae  | Neolitsea
Laurus sericea Blume, Bijdr. 554. 1826; Litsea glauca Siebold; Malapoënna sieboldii Kuntze; Neolitsea glauca (Siebold) Koidzumi; N. sieboldii (Kuntze) Nakai; Tetradenia glauca (Siebold) Matsumura.
Trees up to 10 m tall. Young branchlets and petioles with dense golden yellow sericeous pubescence and becoming glabrous. Leaves alternate; petiole 2-3 cm; leaf blade elliptic to lanceolate-elliptic, 6.6-20 × 2-4.5 cm, with dense golden yellow sericeous hairs on both surfaces when young and becoming glabrous, shiny adaxially, glaucous abaxially with yellow-brown or orange-brown appressed sericeous hairs, triplinerved, lateral veins 4 or 5 pairs, lowermost pair arising 6-10 mm from base, with 4-6 curved thin veinlets at one side near margin, apex shortly acuminate, acumen obtuse. Umbels axillary or lateral, sessile, clustered, 5-flowered. Pedicel 3-6 mm, densely villous. Perianth segments 4, elliptic. Male flowers: fertile stamens 6; filaments villous at base, of 3rd whorls each with 2 stipitate reniform glands at base; rudimentary pistil glabrous. Fruit globose, ca. 1.3 cm in diam., seated on shallowly discoid perianth tube. Fl. Sep-Oct, fr. Jan-Feb.
Forests on mountain slopes. Taiwan, Zhejiang [Japan, Korea].
舟山新木姜子Neolitsea sericea

舟山新木姜子Neolitsea sericea

舟山新木姜子Neolitsea sericea(责任编辑:徐晔春)

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