雀舌黄杨Buxus harlandii

雀舌黄杨Buxus harlandii

雀舌黄杨Buxus harlandii
中文名(Chinese Name):雀舌黄杨
学名(Scientific Name):Buxus harlandii Hanelt
英文名(English Common Name):
别名(Chinese Common Name):匙叶黄杨
异名(Synonym):Buxus cephalantha Lévl. et Vant.;Buxus harlandii var. linearis Hand.-Mazz.;Buxus harlandii var. cephalantha (H. Lév. et Vaniot) Rehder;Buxus microphylla var. platyphylla (Schneid.) Hand.-Mazz.
科属(Family & Genus):黄杨科(Buxaceae)黄杨属
形态特征(Description):小灌木,高0.5-1米;枝近圆柱形; 小枝近四棱形,纤细,直径约1毫米,被轻微的短柔毛,节间长1-2厘米。叶薄革质,匙形、稀狭长圆形,长2-3.5 (-4)厘米,宽5-8 (-9)毫米,先端稍狭,顶圆或钝,或有浅凹口,基部楔形,叶面光亮,中脉两面凸出、侧脉和细脉在叶面细密、显著,侧脉与中脉约成30-35度角,在叶背不甚分明,叶面中脉下半段常被微细毛;无明显的叶柄。花序腋生兼顶生,头状,花密集,花序轴长3-4毫米;苞片卵形,尖头;雄花:8-10朵,花梗长1毫米,萼片阔卵形或阔椭圆形,长约2毫米,雄蕊连花药长4毫米,不育雌蕊具极短柄,末端甚膨大,高约1毫米,为萼片长度的1/2;雌花:萼片阔卵形,长约2毫米,边缘干膜质,受粉期间花柱长度稍超过子房,子房无毛,花柱直立,下部扁阔,柱头倒心形,下延达花柱1/4处。蒴果近球形,长7毫米,无光,平滑,宿存花柱长3毫米,末端稍外曲。花期5月,果期10月(在海南岛12月仍开花,翌年5月果熟)。
分布(Distribution):产云南、四川、贵州、广西、广东、江西、浙江、湖北、河南、甘肃及陕西等地,生于海拔400-2700米的平地或山坡林下。
用途(Use):
引自中国植物志英文版FOC Vol. 11 Page 322, 326
Buxus harlandii Hance, J. Linn. Soc., Bot. 13: 123. 1873.
匙叶黄杨 chi ye huang yang | Buxaceae  | Buxus
Shrubs small, 0.5-1 m tall; branchlets subtetragonous; young branches subtetragonous, slender, ca. 1 mm in diam., sparsely pubescent; internode 1-2 cm. Petiole not obvious; leaf blade spatulate, rarely narrowly oblong, 20-35(-40) × 5-8(-9) mm, thinly leathery, adaxially shiny, puberulent along basal part of midrib, base cuneate, apex acute, rounded to obtuse, or with retuse tip; midrib elevated on both surfaces, lateral veins and veinlets dense and visible adaxially, obscure abaxially. Inflorescences axillary and terminal, capitate, dense; rachis 3-4 mm; bracts ovate, mucronate. Male flowers 8-10; pedicels ca. 1 mm; tepals broadly ovate or broadly elliptic, ca. 2 mm. Female flowers: tepals broadly ovate, ca. 2 mm, margins scarious; ovary glabrous; style longer than ovary, erect, compressed and broad at lower part; stigma obcordate, decurrent to ca. 1/4 length of style. Capsule subglobose, ca. 7 mm, smooth; persistent style ca. 3 mm, apex slightly recurved. Fl. May, fr. Oct.
● Forests, streamsides. Offshore islands of Guangdong, Hainan.

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