Table 2. Primers used in the present study for DNA barcoding analyses.

Locus	Primer name	Sequence (5’-3’)	Ta	Primer note	Reference
rbcL	rbcLa_F	ATG TCA CCA CAA ACA GAG ACT AAA GC	55	Universal	[35]
	rbcLajf634R	GAA ACG GTC TCT CCA ACG CAT		Universal	[36]
	CS_rbcL-300rev	TAA AGG ATA CGC TAC ATA AGC	55	Specific for Camellia sinensis; used to check the SNP-M (68 bp) in sequencing PCR	In the present study
matK	1R_KIM-f	ACC CAG TCC ATC TGG AAA TCT TGG TTC	55	Universal	Ki-Joong Kim, pers. comm.
	3F_KIM-r	CGT ACA GTA CTT TTG TGT TTA CGA G
trnH(GUG)-psbA	psbA3'f	GTT ATG CAT GAA CGT AAT GCT C	55	Universal	[37]
	trnHf*	CGC GCA TGG TGG ATT CAC AAT CC			[38]
	Can_3psb-for	GTT TCT TCT GTA CCA ACC TGC	56	Specific for Cinnamomum verum and C. cassia (cinnamon)	In this study
	Can_3trnH-rev	TAC TTC ACT CTC CTT CCT GCT
	Citrus_psbA-in	GTA TTG ATC CGT TAT TTA GTC G	57	Specific for Citrus sp. (lemon, orange, grapefruit, and lime)	In this study
	Citrus_trnH-in	ATC TTA TCT TAC TTA TGA AGA ACC
	Glycyrrhiza_psbA-in	GTT TTA AAG AAG GAT ACG AGG	55	Specific for Glycyrrhiza glabra (licorice)	In this study
	Glycyrrhiza_trnH-inA	TAC ATT CGC CCT TCT TAT AC
	Mentha_2psb_for	TTC CAG GCA AGT CCA ATA CT	56	Specific for Mentha sp. (M. aquatica, M. arvensis, M. canadensis, M. longifolia, P. pulegium, M. suaveolens, M. pulegium, and M. x piperita, M. spicata)	In this study
	Mentha_2trnH_rev	TGT GTA GGA GTT TTT GAA AAT AGA C
	Piminella_psbA-in	ACC TAG CTG CTG TTG AAG CTC	60	Specific for Pimpinella anisum (anise)	In this study
	Pimpinella_trnH-in	GGA GCA ATA TCG CTT TCT TGA TAG A
rps7-trnV(GAC)	CS_rps7_1	GTG CTA TGG CTC GAA TCC GT	67	Specific for Camellia sp.; used to discriminate C. sinensis from C. pubicosta	In this study
	CS_trnV(GAC)_1*	ACC ACG TCA AGG TGA CAC TC
P6 loop trnL(UAA)	g	GGG CAA TCC TGA GCC AA	55	Universal	[39]
	h*	CCA TTG AGT CTC TGC ACC TAT C
ITS2	S2F	ATG CGA TAC TTG GTG TGA AT	55	Universal	[40]
	S3R*	GAC GCT TCT CCA GAC TAC AAT
	BELL-1	GGD GCG GAK AHT GGC CYC CCG TGC	55	Universal	[41]
	BELL-3	GAC GCT TCT CCA GAC TAC AAT

*, labeled