Research Article

Barcoding the Dendrobium (Orchidaceae) Species and Analysis of the Intragenomic Variation Based on the Internal Transcribed Spacer 2

Table 2

Comparison between the numbers of intraspecific variable sites with the emergency percentage of the dominant variants in genome of ITS2 sequences of each species.

TaxonNumber of total ITS2 sequencesNumber of total intraspecific variable sitesThe emergency percentage of the dominant variants in genome (%)

D. crepidatum353699.27
D. aphyllum22495.87
D. devonianum11995.43
D. officinale61593.89
D. denneanum10491.50
D. chrysanthum252276.74
D. primulinum212575.93
D. chrysotoxum271863.82
D. nobile591263.15
D. loddigesii132839.55