大喬木(樹高>25m,胸徑>40cm) Big tree (height)>25m,Diameter at breast height>40cm
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樹皮厚(皮厚10mm以上) Bark thickness (thickness above 10mm)
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外皮深縱裂(裂口寬度與深度>10mm) Outer bark deep longitudinal fissured
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外皮具栓皮層 Phellen in outer bark
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內皮石細胞粒狀 Stone cell of bark grains-like
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內皮石細胞徑列條 Stone cell of inner bark longitudinal bark-like
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材表不整齊槽棱 Irregular process and fusiform fissures in log surface
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中國東北、內蒙古 Northeast China. Inner Mongolia
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中國西北 Northwest China
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中國西南 Southwest China
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中國臺灣 Taiwan China
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長江中下游 Middium, lower reaches of Yangze River
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日本 Japan
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中國華南 Southern China
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