Appendix 1.

Voucher information for legume species used for the cpSSR polymorphism study. All vouchers are deposited at the Hubei Province Engineering Research Center of Legume Plants, Wuhan, China.

Species	Voucher accession no.	Country of origin/source
Phaseolus vulgaris	B48	China
	C-1	China
	C-2	China
	C-3	China
	C-4	China
	C-6	China
	C-7	China
	C-8	China
	C-11	China
	C-12	China
	(13*20)-2	China
	(13*20)-5	China
	(13*20)-10	China
	(13*20)-7	China
	(13*20)-1	China
	(13*20)-9	China
	(13*20)-4	China
	(1*7)-1	China
	(1*7)-2	China
	(1*7)-7	China
	(1*7)-9	China
	(1*7)-10	China
	(1*7)-3	China
	(3*10)-4	China
	(3*10)-5	China
	(3*10)-6	China
	(3*10)-7	China
	(3*10)-8	China
	(3*10)-9	China
Vigna unguiculata	B28	China
	B30	China
	B32	United States
	B34	China
	B35	China
	B36	China
	B37	China
	B39	China
	B42	China
	J2	United States
	J3	United States
	J5	United States
	J7	United States
	J9	Africa
	J11	Mexico
	J13	Germany
	B3	Japan
	B4	China
	B5	China
	B6	China
	B7	China
	B8	China
	B9	China
	B10	China
	B11	China
	B12	China
	B15	China
	B16	China
	B17	China
	B18	China
	B20	China
	A80	China
	A89	China
	A93	China
	A96	China
	A98	China
	A104	China
	A105	China
	A115	China
	A125	China
	A136	China
	A143	China
	A1	China
	A8	China
	A27	China
	A33	China
	A58	China
	A70	China
	A156	China
	A162	China
	A168	China
	A171	China
	A176	China
	A181	China
	A182	China
	A185	China
	A189	China
	A192	China
	A194	China
	A71	China
	A82	China
	A155	China