短叶紫杉_木材树种详解

短叶紫杉_木材树种详解

编号

Number

WS090

中文名

Chinese Name 短叶紫杉

英文名

English Name Yew

拉丁名

Latin Name

Taxus brevifolia

中文科名

Chinese Family Name 红豆杉科

英文科名

English Family Name Taxaceae

商用名或地区名Commercial And Local Name

红豆杉

树木及其分布

乔木(树高10-25m，胸径15-40cm)

Tree ((height10-25m, Diameter at breast height15-40cm

树皮薄(皮厚不足5mm)

Bark thickness (thickness <5mm)

外皮浅纵裂(裂口宽度与深度<5mm)

Outer bark surface longitudinal shallow fissured

内皮石细胞及花纹不见

Stone cell and figures on inner bark don’t be obvious

材表平滑

Smooth in log surface

长江以南各省区

Each province, region in south of Yangze River

木材构造特征

心边材区别明显

Sapwood heartwood distinction obvious

心材紫红或紫黑色

Heartwood red purple or purple black

边材黄白或浅黄褐色

Sapwood yellow white or light yellow brown

木材无特殊气味

Wood non-characteristic odor

木材纹理斜

Wood cross grain

木材结构细

Wood fine texture

木材重量轻(气干密度0.36-0.55克/立方厘米)

Wood light weight (air-dried density 0.36-0.55g/cube centimeter)

生长轮界明显

Growth ring obvious boundary

早材过渡到晚材缓变

Earlywood to latewood gradual transition&