The plant material collection site and a photograph of C. bungeana.

(A) The black-filled triangle displays the geographic position of the collection site on the map, approximately 43°05’N, 86°49’E, altitude 3,800–3,900 m, near the No. 1 glacier in the source area of the Urumqi River in the Tianshan Mountains, Xinjiang, China. (B) Photograph of C. bungeana, flowering in snow and ice. (C) A researcher was working in the alpine talus of the collection site.