凡以观赏为目的 ,具有一定观赏价值的观叶、观芽、观茎、观花、观果等植物 ,统称观赏植物。我国地域辽阔 ,观赏植物资源极为丰富 ,很久以前我国被誉为“世界园林之母” ,素以花卉园林植物资源丰富 ,栽培历史悠久而闻名于世。目前已有记载的３万多种高等植物中我国原产栽培的乔 Where for ornamental purposes, has a certain ornamental value of foliage, buds, stems, flowers, fruit and other plants, collectively referred to as ornamental plants. China has a vast territory and abundant ornamental plant resources. Long ago, China was reputed as “the mother of the world’s gardens” and was famous for its rich resources of flower and garden plants and a long history of cultivation. At present there are more than 30,000 kinds of higher plants recorded in China’s native cultivation of Joe