一、引言冬桃又名‘十月桃’、‘霜桃’、‘雪桃’、‘冻桃’、‘王母桃’‘昆崙桃’,为小喬木;树高7-8米;小枝光滑,芽有单吁芽、单花芽和复芽之别,芽上有短柔毛;叶呈长椭园状的披针形,中部较宽,长15厘米左右,先端长尖,基部阔楔形,边缘有细锯齿,无毛,叶柄长0.5-1.0厘米;有蜜腺2-3个,呈肾脏形。花力淡粉红色,径3厘米上下,有短花梗,萼片外部有短毛;果实横径3-6厘米,有粘核、离核、半粘核之别,果面有短茸毛。根据中国科学院植物分类形究所 First, the introduction of winter peach, also known as ’October peach’, ’frost peach’, ’snow peach’, ’frozen peach’, ’Queen Mother’ ’Kunlun Peach’, small trees; Smooth, buds have a single append bud, single flower buds and complex buds on the bud with pubescent; leaf was long elliptic-shaped lanceolate, central wide, about 15 cm long, apex long pointed, base broadly cuneate , Margin serrulate, glabrous, petiole 0.5-1.0 cm; nectary 2-3, was kidney-shaped. Flowers pale pink, up and down 3 cm in diameter, short pedicels, outer short sepals; fruit diameter 3-6 cm, a viscous nuclear, nuclear, semi-viscous nuclear do not, the fruit has short hair. According to the Plant Species Institute of Chinese Academy of Sciences