Supporting information
Table S1 The information of sample collection and geographical area for Notholirion .
Table S2 The genbank accessions for species used in differentiation time estimates.
Table S3 Priors and mean ages used to calibrate the Liliales phylogenomic tree.
Table S4 The haplotype distribution, haplotype diversity (Hd) and nucleotide diversity (Pi) in each population withinNotholirion .