| 0 | PI 228309 | 'Fram I' | Triticum aestivum L. subsp. aestivum | Norway | NSGC |  | | 1955 | DEVELOPED | | | | | | Cultivar | | 1182412 | PI 228309 |
| 1 | PI 228311 | 'Pika' | Triticum aestivum L. subsp. aestivum | Finland | NSGC |  | | 1955 | DEVELOPED | | | | | | Cultivar | | 1182414 | PI 228311 |
| 2 | PI 228315 | Tu 4 | Triticum aestivum L. subsp. aestivum | Germany | NSGC |  | | 1955 | COLLECTED | | | | | | Uncertain improvement status | | 1182418 | PI 228315 |
| 3 | PI 227196 | 'Farrertrou' | Triticum aestivum L. subsp. aestivum | Western Cape, South Africa | NSGC |  | | 1955 | DEVELOPED | 1933 | | | | | Cultivar | | 1182068 | PI 227196 |
| 4 | PI 184992 | 'As II' | Triticum aestivum L. subsp. aestivum | Oslo, Norway | NSGC |  | | 1949 | DEVELOPED | | | | | | Cultivar | Contains powdery mildew resistance gene Pm1. | 1159819 | PI 184992 |
| 5 | PI 157603 | 'Suwon 92' | Triticum aestivum L. subsp. aestivum | Kyonggi, Korea, South | NSGC |  | | 1947 | DEVELOPED | 1934 | | | | | Cultivar | Comments from O.A. Vogel: resistance to stripe rust, good agronomic traits. Comments from D.D. Morey: resistance to powdery mildew. | 1137962 | PI 157603 |
| 6 | PI 155256 | 'Asosan' | Triticum aestivum L. subsp. aestivum | Kumamoto, Japan | NSGC |  | | 1946 | COLLECTED | | Aso District, Kumamoto | 33.00000000, 131.08333333 | 861 | | Cultivar | Contains powdery mildew resistance gene Pm3a. | 1137257 | PI 155256 |
| 7 | PI 41087 | 'Thew' | Triticum aestivum L. subsp. aestivum | New South Wales, Australia | NSGC |  | | 1915 | DEVELOPED | 1890 | | | | | Cultivar | | 1105152 | PI 41087 |
| 8 | PI 40959 | Type No. 18 | Triticum aestivum L. subsp. aestivum | Punjab, Pakistan | NSGC |  | | 1915 | COLLECTED | | Rodi of Muzaffargarh; Ghoni Lal; Ratti of Muzaffargarh; Desi of Dera Gazi Khan; Suthra of Multan | 31.00000000, 72.00000000 | | | Landrace | | 1105079 | PI 40959 |
| 9 | PI 9131 | 'Chul' | Triticum aestivum L. subsp. aestivum | Jizzax, Uzbekistan | NSGC |  | | 1902 | COLLECTED | 08/30/1902 | Dzhizak, 100 mi. NE of Samarkand | 40.10000000, 67.83333333 | 394 | | Cultivar | Contains powdery mildew resistance gene Pm3b. Notes from E.A. Bessey, 1902: Grown on the Steppes without irrigation. 'Chul' means 'steppe' wheat. | 1046781 | PI 9131 |
| 10 | CItr 13923 | H 8810/47 | Triticum aestivum L. subsp. aestivum | Germany | NSGC |  | | 1963 | COLLECTED | | | | | | Breeding material | | 1065329 | CItr 13923 |
| 11 | CItr 13836 | Mex. 3483-1T-5R-1T-3C | Triticum aestivum L. subsp. aestivum | Ciudad de México, Mexico | NSGC |  | | 1963 | DEVELOPED | | | | | | Breeding material | Contains powdery mildew resistance gene Pm1. | 1065027 | CItr 13836 |
| 12 | CItr 13488 | 'Hadden' | Triticum aestivum L. subsp. aestivum | South Carolina, United States | NSGC |  | | 1960 | DEVELOPED | 1962 | | | | | Cultivar | Soft red winter wheat. | 1063743 | CItr 13488 |
| 13 | CItr 12632 | Allard No. 52-1-1-17-1 | Triticum aestivum L. subsp. aestivum | Wisconsin, United States | NSGC |  | | 1948 | DEVELOPED | | | | | | Breeding material | Contains powdery mildew resistance gene Pm2. | 1060956 | CItr 12632 |
| 14 | CItr 12333 | 'Chancellor' | Triticum aestivum L. subsp. aestivum | Georgia, United States | NSGC |  | | 1943 | DEVELOPED | 1947 | | | | | Cultivar | Soft red winter wheat. Adapted to the Piedmont and Mountain areas of Georgia. | 1060109 | CItr 12333 |
| 15 | CItr 11478 | Ulka No. 1 | Triticum aestivum L. subsp. aestivum | Former, Soviet Union | NSGC |  | | 1932 | COLLECTED | | | | | | Landrace | Contains powdery mildew resistance gene Pm2. Obtained by the Dickinson station from a farmer who introduced it from Russia. Used as a susceptible control for bunt experiments at Dickinson. | 1056294 | CItr 11478 |
| 16 | CItr 8195 | 'Axminster' | Triticum aestivum L. subsp. aestivum | Manitoba, Canada | NSGC |  | | 1926 | DEVELOPED | NEAR 1925 | | | | | Cultivar | Contains powdery mildew resistance gene Pm1. | 1042673 | CItr 8195 |
| 17 | CItr 6551 | 'Sea Island' | Triticum aestivum L. subsp. aestivum | Colorado, United States | NSGC |  | | 1920 | COLLECTED | | | 39.00000000, -105.00000000 | | | Cultivar | | 1036954 | CItr 6551 |
| 18 | CItr 4377 | 'Norka' | Triticum aestivum L. subsp. aestivum | Colorado, United States | NSGC |  | | 1915 | DEVELOPED | 1908 | | | | | Cultivar | Contains powdery mildew resistance gene Pm1. | 1027882 | CItr 4377 |
| 19 | CItr 4141 | 'Converse' | Triticum aestivum L. subsp. aestivum | Colorado, United States | NSGC |  | | 1913 | COLLECTED | | | 39.00000000, -105.00000000 | | | Cultivar | | 1027078 | CItr 4141 |
| 20 | CItr 3036 | 'Sonora' | Triticum aestivum L. subsp. aestivum | Durango, Mexico | NSGC |  | | 1907 | COLLECTED | | Hacienda de San Fernando, Lerdo | 25.53333333, -103.53333333 | 1135 | | Cultivar | Contains powdery mildew resistance gene Pm3c. | 1022973 | CItr 3036 |
| 21 | CItr 3008 | Wol Koren | Triticum aestivum L. subsp. aestivum | Transvaal, South Africa | NSGC |  | | 1906 | COLLECTED | | | -25.00000000, 30.00000000 | | | Uncertain improvement status | Wol Koren means 'glumes wooley'. | 1022877 | CItr 3008 |