1906~1911,E.H.Wilson为哈佛大学考察了中国西部的花卉后，出版了“China，Mother of Gardens

前言写道：“of the countries to which our gardens are most deeply indebted she holds the foremost place”。“As a result of my plant hunting in China more than a thousand new plants are now established in gardens of America and Europe”. “the flora and scenery of western China and of the manners and customs of the little known non-Chinese tribes inhabiting the Chino-Thibetan borderland. I saw China through the eyes of a nature lover and botanist interested in all phases of natural history”。世界的园林没有西中国（横断山脉，汉藏边区）的物种会逊色许多。下面视频图像来自PBS科学栏目NOVA：