杉松(Abies holophylla)又名東北杉松、沙松、遼東冷杉,為冷杉屬植物,分佈於亞州東北部。
形態
![Thumb](http://upload.wikimedia.org/wikipedia/commons/thumb/e/ea/Abies_holophylla_03.jpg/640px-Abies_holophylla_03.jpg)
![Thumb](http://upload.wikimedia.org/wikipedia/commons/thumb/1/19/Abies_holophylla_Munich_Botanical_Garden.jpg/640px-Abies_holophylla_Munich_Botanical_Garden.jpg)
常綠喬木;一年生枝黃灰色或淡黃褐色,無毛,有光澤。葉排列緊密,葉條形,長2-4厘米,寬1.5-2.5毫米,先端突尖或漸尖,葉面中脈凹下,果枝的葉上面近先端或中上部常有2-5條不完整的氣孔線,下面沿中脈兩側有白色氣孔帶。雄球花單生葉腋,下垂,雌球花單獨腋生,直立,由多數螺旋狀排列的苞鱗和珠鱗組成。球果為圓柱形,長5.8-12厘米,熟時淡黃褐色或淡褐色;種鱗為扇狀橫橢圓形;苞鱗短,長度不到種鱗之半,先端有刺狀尖頭;種子上端有寬大的膜質翅。木材供建築,電桿及木纖維原料;樹皮含單寧,種子含油約30%,可製油漆和肥皂。[2]
分布
參考文獻
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