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&
