Genomic resequencing data for 145 Rhododendron individuals

A total of 139 individuals for all eight species of subsect. Scabrifolia were sampled between 2017 and 2021, from their distribution range in Southwest China. These comprised 20 individuals of R. fuyuanense,19 of R. hemitrichotum,10 of R. mollicomum,9 of R. pubescens,23 of R. racemosum,20 of R. scabrifolium,14 of R. spiciferum, and 24 of R. spinuliferum. And six individuals representing 5 species from subgenus Rhododendron were selected as outgroups, comprising two of R. polylepis, and one each of R. lutescens, R. triflorum, R. keysii and R. cinnabarinum.