Table 1.

Characterization and utility of eight microsatellite markers for adult individuals of S. yunnanensis (n = 37), S. asclepiadea (n = 40) and putative hybrids (n = 11), respectively collected from Shangri-La Botanical Garden of Yunnan Province. A, number of alleles; n, sample size.

Locus	A	n	Allele size (bp) S. asclepiadea	Allele size (bp) S. yunnanensis	Allele size (bp) all putative hybrids
SL-eSSR02	4	88	200	200, 205, 212, 215	200
SL-eSSR08	8	88	210, 216, 222, 231	210, 219, 222, 225, 228, 231, 237	210, 216, 219, 225, 228, 231
SL-eSSR12	6	88	149, 151, 152	149, 151, 153, 155, 157	152, 155, 157
SL-eSSR13	5	88	182, 190, 196, 200	178, 182, 190, 200	182, 190
SL-eSSR16	2	88	164, 165	164, 165	164, 165
SL-eSSR17	10	88	192, 193, 197	196, 197, 199, 200, 202, 204, 206, 207	192, 193, 196, 204, 206,
SL-eSSR26	2	88	160, 198	160, 198	160, 198
A11	4	88	132, 140, 146, 150	132, 146, 150	132, 146, 150
Total	41	88
Average	5.1