Fig. 6From: Evolutionary correlation of water-related traits between different structures of Dendrobium plantsSignificant correlations of species mean values and PICs between leaf traits and flower traits. *p < 0.05; **p < 0.01. LDM leaf dry mass, UECS upper epidermal cell size, SV stomatal volume, SAI stomatal area index, FDM flower dry mass, FPVN flower petal vein num ber, FN flower number per pseudobulbBack to article page