海棠花是最优美的观赏植物。唐人贾耽尊之为“花中神仙”,其品种繁多,不遑胜举,皆属蔷薇科之落叶乔木。据《群芳谱》云,海棠有四种:财梗海棠、西府海棠、垂丝海棠、木瓜海棠。其花虽不如梅花素净,但比它丰满;虽不及桃花娇艳,但比它淡雅。初开象胭脂点点,盛放如缬晕明霞,谢落也似淡抹宿妆,确有“占春颜色最风流”的风采。从古至今,巧种海棠,点缀环境,簇拥亭台楼阁,蔚成佳景,如蓬 Begonia flower is the most beautiful ornamental plants. The Chinese people in the Tang Dynasty respected as “immortals in the flowers”, and their wide variety, not triumphantly, are all deciduous trees of the Rosaceae family. According to “Qunfang spectrum” cloud, there are four kinds of Begonia: Terrier Begonia, Begonia, Begonia, papaya Begonia. Although the flower is not as plum net, but more plump than it; though not peach tender, but elegant than it. The beginning of the rouge little, full bloom, such as Valerian Xia Ming, Xie fall like emerald makeup, indeed, “accounted for the most romantic spring color” style. Since ancient times, skillfully Begonia, embellishment of the environment, surrounded by pavilions, Wei Cheng Jiajing, such as Punta