《汉书·传·武五子传》
刘胥的宫园中，枣树长出十多个新的枝干，枝干挺直颜色赤红，树的叶子却白如素绢。
胥宫园中枣树生十余茎，茎正赤，叶白如素。
In Liu Xu’s palace gardens, a jujube tree grew more than ten new branches, which were straight and reddish in color, but the leaves were white as silk.