进一步研究该地区，可以发现20世纪早期的一些著名探险家与其颇有渊源，如英国因将西藏的蓝罂粟引进欧美而闻名的植物采集家弗兰克•金敦•沃德。沃德在其所著的收集了植物采集文章的《在蓝罂粟之乡》一书中明确提到我和尼科拉斯即将进行徒步旅行的确切地点。

    After Kingdon-Ward came Joseph Rock, an eccentric Austrian-American plant hunter who arrived in southwest China in 1922. For nearly three decades, he explored the uncharted ranges of southwest China, collecting rare fauna and flora, indulging in photography, and documenting the lives of the Tibetan and Naxi ethnic groups. Along the way Rock produced 10 articles for National Geographic magazine.

    金敦•沃德之后是约瑟夫•洛克 ......