| 0 | PI 478399 | 625 | Zea mays L. subsp. mexicana (Schrad.) H. H. Iltis | Durango, Mexico | NC7 |  | | 1983 | COLLECTED | 10/01/1982 | Three kilometers NE of Alcalde, a pueblito 20km ENE (by air) of Durango. | 24.06666667, -104.51666667 | 2050 | | Wild material | In thickets along small stream and irrigation ditch. Rarely on edges of sorghum, pepper, and maize fields. Growing with Salix, Ipomoea, Bidens, Tithonia, Solanum and Cosmos. Plants 1-2m tall, moderately robust. | 1373335 | PI 478399 |
| 1 | PI 331779 | K 65-2 | Zea mays L. subsp. mexicana (Schrad.) H. H. Iltis | México, Mexico | NC7 |  | | 1968 | COLLECTED | | Miraflores,Chalco, Mexico State. Chalco-Amecameca region. | 19.21666667, -98.80000000 | 2280 | | Wild material | RACE: Chalco | 1246858 | PI 331779 |
| 2 | PI 331780 | K 67-1 | Zea mays L. subsp. mexicana (Schrad.) H. H. Iltis | México, Mexico | NC7 | | Not Available | 1968 | COLLECTED | | Temamatla, Temamatla, Mexico State. Chalco-Amecameca region. | 19.18333333, -98.88333333 | 2250 | | Wild material | RACE: Chalco | 1246859 | PI 331780 |
| 3 | PI 331781 | K 67-2 | Zea mays L. subsp. mexicana (Schrad.) H. H. Iltis | México, Mexico | NC7 | | Not Available | 1968 | COLLECTED | | Juchitepec, Juchitepec, Mexico State. Chalco-Amecameca region. | 19.10000000, -98.88333333 | 2470 | | Wild material | RACE: Chalco | 1246860 | PI 331781 |
| 4 | PI 331782 | K 67-3 | Zea mays L. subsp. mexicana (Schrad.) H. H. Iltis | México, Mexico | NC7 | | Not Available | 1968 | COLLECTED | 1967 | Tepetlixpa, Tepetlixpa, Mexico State. Chalco-Amecameca region. | 19.01666667, -98.83333333 | 2320 | | Wild material | RACE: Chalco | 1246861 | PI 331782 |
| 5 | PI 331783 | K 67-8 | Zea mays L. subsp. parviglumis H. H. Iltis & Doebley | Guerrero, Mexico | NC7 | | Not Available | 1968 | COLLECTED | | Km 52 Iguala-Teloloapan, Teloloapan, Guerrero State. Iguala-Teloloapan region. | 18.35000000, -99.78333333 | 1570 | | Wild material | RACE: Balsas | 1246862 | PI 331783 |
| 6 | PI 331784 | K 67-12 | Zea mays L. subsp. parviglumis H. H. Iltis & Doebley | Guerrero, Mexico | NC7 | | Not Available | 1968 | COLLECTED | | El Crustel (Km. 44-47 Teloloapan-Arcelia),Acapetlahuaya, Guerrero State. Teloloapan-Arcelia region. | 18.33333333, -100.11666670 | 1130 | | Wild material | RACE: Balsas | 1246863 | PI 331784 |
| 7 | PI 331785 | K 67-13 | Zea mays L. subsp. parviglumis H. H. Iltis & Doebley | Michoacán de Ocampo, Mexico | NC7 |  | Not Available | 1968 | COLLECTED | 12/1967 | Quenchendio (Km. 24 Huetamo-Morelia, Michoacan State. Huetamo-Tiquicheo region. | 18.81666667, -100.96666670 | 800 | | Wild material | RACE: Balsas | 1246864 | PI 331785 |
| 8 | PI 331786 | K 67-17 | Zea mays L. subsp. parviglumis H. H. Iltis & Doebley | México, Mexico | NC7 | | Not Available | 1968 | COLLECTED | | Km 116 Luvianos, Mexico State. Toluca-Tejupilco region. | 19.08333333, -100.25000000 | 1390 | | Wild material | RACE: Balsas | 1246865 | PI 331786 |
| 9 | PI 331787 | K 67-20 | Zea mays L. subsp. parviglumis H. H. Iltis & Doebley | México, Mexico | NC7 | | Not Available | 1968 | COLLECTED | | Km 175 Mexico State. Toluca-Valle de Bravo-Tingambato region | 19.45000000, -100.16666670 | 1110 | | Wild material | RACE: Balsas | 1246866 | PI 331787 |
| 10 | PI 331788 | K 67-22 | Zea mays L. subsp. parviglumis H. H. Iltis & Doebley | Michoacán de Ocampo, Mexico | NC7 | | Not Available | 1968 | COLLECTED | | Km. 3, Tingambato-Tuzantla, Tuzantla, Michoacan State. Tingambato-Tuzantla region. | 19.08333333, -100.46666670 | 950 | | Wild material | RACE: Balsas | 1246867 | PI 331788 |
| 11 | PI 331789 | K 67-25 | Zea mays L. subsp. parviglumis H. H. Iltis & Doebley | Michoacán de Ocampo, Mexico | NC7 | | Not Available | 1968 | COLLECTED | | Km. 37-43, Zitacuaro-Tuzantla, Benito Juarez, Michoacan State. Zitacuaro-Tuzantla region. | 19.26666667, -100.46666670 | 1235 | | Wild material | RACE: Balsas | 1246868 | PI 331789 |