Fig. 2From: Why do different oceanic archipelagos harbour contrasting levels of species diversity? The macaronesian endemic genus Pericallis (Asteraceae) provides insight into explaining the ‘Azores diversity Enigma’Factor Analyses of Mixed Data of morphological variation (a, c), and Principal Component Analyses of 19 bioclimatic variables for collection points (b, d) in each archipelago; Azores (a, b) and Canaries (c, d). Each point represents an individualBack to article page