Orchis has more than a thousand subspecies, from Nepenthes( 豬籠草 )to Phalaenopsis( 蝴蝶蘭) . Some of them are laboratory cultivate breed . Cymbidium (國蘭) has a plain outlook- is a favored breed by Chinese , but stands symbols of serenity beauty , is named as National Orchid . orchis petal is
Various in color . size . fellows the principle of nature selection , There are lots of knowledge to be exploited . We can also find many evidence of evolution in orchid . The tech of chromosome (DNA) fusion gives birth of new breeds to our amusement .