Fig. 4From: Past climate cooling and orogenesis of the Hengduan Mountains have influenced the evolution of Impatiens sect. Impatiens (Balsaminaceae) in the Northern HemisphereAncestral niche reconstructions of Impatiens sect. Impatiens. (a) Annual mean temperature. (b) Elevation. Branch numbers indicate the node number (see Fig. 2)Back to article page