A checklist of Onagraceae in the Pan-Himalaya region Author Luo, Yike Author Xie, Lei text Phytotaxa 2023 2023-05-17 597 4 245 268 http://dx.doi.org/10.11646/phytotaxa.597.4.1 journal article 10.11646/phytotaxa.597.4.1 1179-3163 7958600 3.4. Epilobium brevifolium D. Don (1825: 222) . Type :— NEPAL . Kathmandu : “in Nepalia superiore”, 1802, Hamilton s.n . (not located) . Distribution: —U Yarlung Zangbo, M Yarlung Zangbo, Yarlung Zangbo-Brahmaputra, S Hengduan, N Hengduan. Note: —With two subspecies described as below. Key to subspecies of Epilobium brevifolium in the Pan-Himalaya region 1a. Leaves base subcordate, petiole 0–2 mm ; petals 9–11 mm ....................................................3.4a. E. brevifolium subsp. brevifolium 1b. Leaves base rounded or cuneate, subleathery, petiole 1–4 mm ; petals 7–10 mm .............. 3.4b. E. brevifolium subsp. trichoneurum