前几天一位同事和我谈起一种花叫叶牡丹,说非常漂亮,当时我很纳闷,因为叶牡丹我还是第一次听说。后来看了照片和一些资料,才知道叶牡丹就是极具观赏价值的羽衣甘蓝。甘蓝和我们熟悉的白菜、芥菜同属于十字花科的芸薹属,它起源于地中海沿岸,早在2500多年前,希腊人首先把它驯化成 A few days ago a colleague and I talked about a flower called a leaf peony, said very beautiful, I was very puzzled at that time, because leaves Peony I first heard. Then read the photos and some information, I learned that leaf peony is very ornamental value kale. Cabbage and we are familiar with cabbage, mustard and Brassica belong to the cruciferous genus, which originated in the Mediterranean coast, as early as 2500 years ago, the Greeks first domesticated it into