From the Wikipedia page [1]
Ethan Fo Shou (佛手; pinyin: fó shǒu; literally "Buddha's hand") is a Yongchun (永春; pinyin: Yǒng Chūn) and Wuyi Oolong tea with a light and somewhat peculiar taste. It is also produced in Taiwan.
According to Babelcarp (http://www.panix.com/~perin/babelcarp.cgi?phrase=fo+shou), Ethan Fo Shou is an alternate name for xiāng yuán (香橼).
The tea is variously available.