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红豆杉科红豆杉属植物 来自维基百科,自由的百科全书
红豆杉为常绿乔木,可以高达14米。小枝互生,到秋天变黄绿色或淡红褐色;冬芽鳞片背部圆或有钝棱脊;镰刀形叶子,二列式,长1.5-3厘米,比其他红豆杉属的更阔,末端尖而细小,叶底有两道黄间气孔带,中脉带上有密生均匀而微小的圆形角质乳头状突起点,常与气孔带同色,稀色较浅;花腋生,雌雄异株,雌花只有一个胚珠,下托鳞片数枚;扁卵形种子,两侧各有一不明显的棱脊,围有红色杯状假种皮。
红豆杉南北各地均适宜种植,喜荫、耐旱、抗寒。要求土壤PH值在5.5至7.0。[2]
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