Infrageneric and Sectional Relationships in the Genus Rhododendron(Ericaceae) Inferred from ITS Sequence Data Testing four barcoding markers for species identification of Potamogetonaceae Testing four proposed barcoding markers for the identification of species within Ligustrum L. (Oleaceae) Phylogenetic origin of Beckmannia (Poaceae) inferred from molecular evidence Testing four candidate barcoding markers in temperate woody bamboos (Poaceae: Bambusoideae) Intragenomic Polymorphism of the Internal Transcribed Spacer Region of Ribosomal DNA in Camellia hongkongensis (Theaceae) and Species Identification Comparison of rDNA Internal Transcribed Spacer Sequences in Oryza sativa L. Chromosomal Distribution of the 18S-5.8S-26S rDNA Loci and Heterogeneity of Nuclear ITS Regions in Thinopyrum intermedium (Poaceae: Triticeae) Variation of genome size and the ribosomal DNA ITS region of Alternanthera philoxeroides (Amaranthaceae) in Argentina, the USA, and China Are nuclear loci ideal for barcoding plants? A case study of genetic delimitation of two sister species using multiple loci and multiple intraspecific individuals Identification of herbal medicinal materials using DNA barcodes