ID Accession Country Year

LR1 PI 97538 Argentina 1932LR2 PI 98097 Cuba 1932LR3 PI 99782 Peru 1932LR4 PI 117563 Brazil 1936LR5 PI 118783 Venezuela 1936LR6 PI 124035 Peru 1937LR7 PI 124037 Chile 1937LR8 PI 125831 Afghanistan 1937LR9 PI 127820 Bolivia 1938LR10 PI 127825 Peru 1938LR11 PI 128586 Chile 1938LR12 PI 128592 Chile 1938LR13 PI 129026 Ecuador 1938LR14 PI 129033 Ecuador 1938LR15 PI 129084 Colombia 1938LR16 PI 129128 Panama 1938LR17 PI 129142 Ecuador 1938LR18 PI 155372 Peru 1946 LR19 PI 158760 China 1947LR20 PI 159009 Peru 1947LR21 PI 196297 Nicaragua 1951LR22 PI 212062 Costa Rica 1954LR23 PI 258474 Ecuador 1959LR24 PI 258478 Peru 1959LR25 PI 262995 Netherlands 1960LR26 PI 270408 Mexico 1960LR27 PI 270430 Mexico 1960LR28 PI 272703 Guatemala 1961LR29 PI 390510 Ecuador 1974LR30 PI 406952 Nicaragua 1976

Table S1 Identity and origin of 30 PGRU S. lycopersicum accessions reported in Table 1 and shown in Fig. S1

Fig. S1 Principal Coordinates31 tomato lines at 50 loci via covariance matrix with data standardization

Coord. 1

Coo

rd. 2

countries contiguous with primary centers

secondary centers of diversity

line TA496

primary centers of diversity

14

1

23

456

78

9

10

11

1213

15

16

17

18

19

20 2122

23

24

2526

27

28

29

30

TA496