4.
Slopes, stream sides, thickets; 2000--3000 m. SW Sichuan, NE Yunnan [Bhutan, India, Myanmar, Nepal, Pakistan, Sikkim, Thailand, Vietnam]. shān pō , xī biān , guàn cóng ; liǎng qiān gàng sān qiān mǐ sì chuān xī nán bù , yún nán dōng běi [ bù dān , yìn dù , miǎn diàn , ní bó ěr , bā jī sī tǎn , xī jīn , tài guó , yuè nán ] 。