TABLE 3.

Evaluation of the identification power of seven regions in Zanthoxylum.

Species	Bootstrap values of seven regions on ML trees
	matK	ndhF	ccsA-ndhD	psbK-psbI	ycf4-cemA	rpl32-trnL-UAG	trnH-GUG-psbA
Z. armatum	99	79	10	88	83	99	71
Z. simulans	99	79	27	88	83	95	71
Z. piperitum	41	76	27	93	64	68	100
Z. bungeanum	99	99	73	90	100	75	96
Z. piasezkii	99	99	73	90	100	75	96
Z. motuoense	96	100	87	–	64	68	62
Z. tragodes	95	43	93	98	66	–	63
Z. madagascariense	100	99	43	43	38	98	100
Z. paniculatum	100	99	43	70	66	98	100
Z. pinnatum	99	19	100	32	49	59	–
Z. schinifolium	90	21	–	32	49	59	16
Z. oxyphyllum	80	21	100	67	88	93	63
Z. calcicola	96	95	92	98	96	100	100
Z. multijugum	96	95	92	98	96	100	100
Identification success rate (%)	93	71	57	71	79	93	86

Identification success rate (%) = [(the total number of species - the number of species with bootstrap values below 50%)/the total number of species] × 100% (Zheng et al., 2020).