Using nuclear gene data for plant phylogenetics: Progress and prospects II. Next-gen approaches Research Progress of Molecular Phylogenetic Analyses Based on DNA Sequence Data in Rubus L.(Rosaceae) The Use of Lowcopy Nuclear Genes for Reconstructing the Phylogeny of Lowlevel Taxonomic Hierarchies: Evidence from Brassicaceae Exploring the utility of three nuclear regions to reconstruct reticulate evolution in the fern genus Asplenium Phylogenetic utility of LEAFY gene in Cinnamomum (Lauraceae): Gene duplication and polymerase chain reaction-mediated recombination Phylogenetic position of Sonneratia griffithii based on sequences of the nuclear ribosomal internal transcribed spacer and 13 nuclear genes