Ranunculus jiguanshanicus sp. nov. in the wild A roots B portion of stem C leaves D flower (lateral view) E flower (top view) F sepal (left: abaxial side; right: adaxial side) G petal (left: adaxial side; right: abaxial side) H stamens I carpels J aggregate fruit K achenes L receptacle. A–H photographed by Wen-Qun Fei from the population on Jiguan Shan in Chongzhou, Sichuan province and I–L photographed by De-Chang Meng from the population on Xiling Xue Shan in Dayi, Sichuan province.