| 0 | PI 695365 | 9062276 | Elymus canadensis L. | Iowa, United States | W6 | | | 2004 | COLLECTED | PRE 2001 | Original seed was collected from prairie remnants in the southern one-third of counties in Iowa. | | | | Wild material | | 1694828 | PI 695365 |
| 1 | PI 695371 | LK315d Germplasm | Nassella pulchra (Hitchc.) Barkworth | California, United States | W6 | | Not Available | 2004 | COLLECTED | PRE 2000 | | | | | Wild material | Can be used for restoration, critical area plantings, cover crop, and wildlife habitat. | 1694854 | PI 695371 |
| 2 | PI 639864 | 98WW5 | Pascopyrum smithii (Rydb.) Barkworth & D. R. Dewey | New Mexico, United States | W6 | | | 2002 | COLLECTED | 07/14/1998 | North of Des Moines, New Mexico | 36.77222222, -103.84111110 | | Roadway, slope 0-5%, aspect SE. Open, loam, seasonally dry, lower slope. pH 8.0 | Wild material | Collection area 1000 sq. meters. Population distribution patchy, abundance occasional, source wild, in situ. | 1639429 | PI 639864 |
| 3 | PI 659860 | 98OG4 | Dactylis glomerata L. | New Mexico, United States | W6 | | | 2002 | COLLECTED | 07/14/1998 | Colfax County | 36.93416667, -10.34666667 | | Roadway. Slope 41-60%, aspect SE/S. Open, loam/clay, always dry, lower slope. pH 7.8. | Wild material | Collection area5 sq. meters. Population distribution patchy and frequent; source cultivated, in situ. | 1639431 | PI 659860 |
| 4 | PI 659861 | 97CRW7 | Elymus canadensis L. | Oklahoma, United States | W6 | | | 2002 | COLLECTED | 07/08/1997 | Tillman County | 34.27861111, -98.87111111 | | Roadway, slope 0-5%. Loam/clay, seasonally dry, alluvial fan/floodplain. pH 7.7. | Wild material | Collection area 10 sq. meters. population is patchy and occasional; source is wild, in situ. | 1639444 | PI 659861 |
| 5 | PI 659865 | 98OG1 | Dactylis glomerata L. | Oklahoma, United States | W6 | | | 2002 | COLLECTED | 01/30/1998 | Carter County | 34.36944444, -97.22805556 | | Settlement. Slope 0-5%, aspect E. 1/2 to 3/4 shade, sand/loam, seasonally dry, mid/lower slope. pH 6.2. | Wild material | Collection area 20 sq. meters. Population is uniform and frequent; source is cultivated, in situ. | 1639467 | PI 659865 |
| 6 | PI 659855 | UKR-99-241 | Koeleria macrantha (Ledeb.) Schult. | Krym, Ukraine | W6 |  | | 1999 | COLLECTED | 08/03/1999 | North of Kerch. | 45.42500000, 36.47194444 | 80 | Nearly flat to rolling hills, open, mud volcano area, salty with pH approximatel | Wild material | | 1584738 | PI 659855 |
| 7 | PI 659852 | T-1272 | Elymus elymoides (Raf.) Swezey subsp. brevifolius (J. G. Sm.) Barkworth | New Mexico, United States | W6 | | | 1998 | COLLECTED | | 0.2 miles northwest of La Cueva on Highway 94 along the banks of the Mora River in Mora County. | 35.95000000, -105.25000000 | | | Wild material | | 1563732 | PI 659852 |
| 8 | PI 659838 | OR59 | Holcus lanatus L. | Oregon, United States | W6 | | | 1998 | COLLECTED | 08/1997 | 3 miles north of town of Vernonia on Highway 47. | 45.88944444, -123.15333333 | 0 | Sand/loam, 0-5% slope, open, moist, stream terrace, abandoned meadow. | Uncertain improvement status | | 1553350 | PI 659838 |
| 9 | PI 659840 | OR112 | Holcus lanatus L. | Oregon, United States | W6 | | | 1998 | COLLECTED | 08/1997 | Town of Ona, Beaver Creek Road, 1 mile before turnoff towards Ona. | 44.51027778, -124.03138889 | 100 | Infertile hill sloping down to river terrace. Ridgetop+upperslope+stream terrace. Grazed. Loam, 6-40% slope, open, moist. | Wild material | | 1553485 | PI 659840 |
| 10 | PI 659842 | 93029 | Festuca arundinacea Schreb. | Morocco | W6 | | | 1997 | COLLECTED | 06/1993 | 2 km N El Hajeb,P2l in the province of Meknes | 33.68333333, -5.43333333 | 820 | | Wild material | | 1553634 | PI 659842 |
| 11 | PI 659844 | 93041 | Festuca arundinacea Schreb. | Morocco | W6 | | | 1997 | COLLECTED | 06/1993 | 15 km S Tahala, 4803 in the province of Taza | 33.95000000, -4.38333333 | 750 | | Wild material | | 1553638 | PI 659844 |
| 12 | PI 676166 | 93064 | Festuca arundinacea Schreb. | Spain | W6 | | | 1997 | COLLECTED | 07/1993 | 2 km N Jeres de Marquesado, W side of road in the province of Granada | 37.20000000, -3.15000000 | 1200 | | Wild material | | 1553652 | PI 676166 |
| 13 | PI 659856 | TF5 | Festuca arundinacea Schreb. | Japan | W6 | | | 1997 | DONATED | 08/28/1997 | | | | | Cultivated material | Rhizomes type selected for heat tolerance. Heat tolerance method was: Plants in pots were put in growth chamber. Temperature increase 1 degree a day until 50C. Planted in field for two years and 4-8 clones were selected for disease resistance, color, leaf size and density under Japanese conditions. | 1587310 | PI 659856 |
| 14 | PI 659833 | 4010 | Briza media L. | Occitanie, France | W6 | | | 1997 | COLLECTED | 06/30/1993 | 30 km northwest of Carcassonne, south base of Montagne Noire. | 43.43333333, 2.25000000 | 300 | Openings of Erica shrubs and roadsides in dense Quercus robur, thickets. South exposure on about 10% slopes of highly eroded sandstone outcrops. Infrequent. | Wild material | | 1539449 | PI 659833 |
| 15 | PI 595010 | ABY-BC 7046.80 | Dactylis glomerata L. | Wales, United Kingdom | W6 | | | 1991 | COLLECTED | | Goginan. | 52.41666667, -3.91666667 | 150 | | Wild material | | 1046749 | PI 595010 |
| 16 | PI 531091 | 'FIESTA II' | Lolium perenne L. | Oregon, United States | W6 |  | | 1989 | DEVELOPED | PRE 03/03/1989 | | | | | Cultivar | Plants leafy, persistant, dense, medium low-growing, fine textured, dark green, with low growth profile and slow vertical growth. Seedling vigor, tillering ability, wear tolerance, and recuperative abilities good. Recommended for lawns, parks, and sports fields in southern U.S. where perennial ryegrasses are adapted for turf. Resistant to winter net blotch (Drechslera dictyoides f. sp. persenne) and crown (Puccinia coronata) and stem (P. graminis) rusts. | 1426027 | PI 531091 |
| 17 | PI 531656 | D-2917 | Anthosachne scabra (R. Br.) Nevski | New South Wales, Australia | W6 | | | 1988 | DEVELOPED | PRE 10/07/1988 | | | | | Wild material | Seed presented in 1982 by Dr. Guy Robinson. Increased in 1986. 2n=42 | 1426592 | PI 531656 |
| 18 | PI 531658 | G-482 | Anthosachne scabra (R. Br.) Nevski | New Zealand | W6 | | | 1988 | DEVELOPED | PRE 10/07/1988 | | | | | Wild material | Seed presented in 1963 by Dr. H.E. Connor. Increased in 1987. 2n=42 | 1426594 | PI 531658 |
| 19 | PI 531676 | | Elymus sierrae Gould | California, United States | W6 | | | 1988 | DEVELOPED | PRE 10/07/1988 | | | | | Wild material | Seed presented in 1969 by Dr. G.L. Stebbins. Increased in 1987. 2n=28 | 1426612 | PI 531676 |
| 20 | PI 533063 | 86007 | Anthosachne rectiseta (Nees) Barkworth & S. W. L. Jacobs | New South Wales, Australia | W6 | | Not Available | 1988 | COLLECTED | 01/05/1986 | Top of road on original surface, eucalypt overstory, 11km E of Lithgow near hwy 32 | | | | Wild material | Both sterile and fertile shoots present. Fertile shoots later and less mature | 1427999 | PI 533063 |
| 21 | PI 533079 | 86028 | Anthosachne rectiseta (Nees) Barkworth & S. W. L. Jacobs | New South Wales, Australia | | | Historic | 1988 | COLLECTED | 01/07/1986 | Hard brown loam, on road to Hillston, 6km W of Lake Cargelligo | | | | Wild material | Fertile. Awns flat | 1428015 | PI 533079 |
| 22 | PI 533149 | 86128 | Anthosachne rectiseta (Nees) Barkworth & S. W. L. Jacobs | Victoria, Australia | W6 | | | 1988 | COLLECTED | 01/29/1986 | Gravel and cobbles in brown soil over yellow clay, intersection of Ovens Highway and road to Gelnrowan | | | | Wild material | Fertility very low. Awns intermediate. Seed mostly dropped | 1428085 | PI 533149 |
| 23 | PI 533150 | 86129 | Anthosachne rectiseta (Nees) Barkworth & S. W. L. Jacobs | Victoria, Australia | W6 | | | 1988 | COLLECTED | 01/29/1986 | Brown loam over red clay, 1.4km E of intersection of Ovens Highway and road to Mt. Beauty | | | | Wild material | Fertility low to moderate. Awns intermediate | 1428086 | PI 533150 |
| 24 | PI 508283 | 'CHALLENGER' | Poa pratensis L. | Oregon, United States | W6 | | | 1987 | DEVELOPED | PRE 04/14/1987 | | | | | Cultivar | Plants low-growing, leafy, turf type with medium fine leaves of bright, dark green color. Excellent spring color and ability to stay green into late fall. Leaves semi-prostrate. Durable turf with high density, medium fine texture, good wear tolerance and excellent winterhardiness. Resistant to leaf spot, crown rot disease, leaf rust, stem rust, stripe smut and dollar spot. | 1403219 | PI 508283 |
| 25 | PI 508094 | 'NASSAU' | Poa pratensis L. | Idaho, United States | W6 | | | 1987 | DEVELOPED | PRE 03/16/1987 | | | | | Cultivar | Attractive turf of medium density, good wear tolerance and good winter hardiness, frequently stemmy in late spring. Used for lawn-type turf in full sun and in light shade. Moderately low-growing and medium dark green color. Resistance good to leaf spot and melting-out disease. Resistance above-average to dollar spot, red thread, pink snow, leaf an stem rusts and Fusarium blight syndrome. | 1403030 | PI 508094 |
| 26 | PI 516484 | GR 444 | Agrostis sp. | Morocco | W6 | | | 1986 | COLLECTED | 07/14/1983 | 5km E of junction of Roads P 28 and P 39, S of Chechaouen. | | 460 | | Wild material | | 1411420 | PI 516484 |
| 27 | PI 516512 | GR 462 | Brachypodium phoenicoides (L.) Roem. & Schult. | Morocco | W6 |  | | 1986 | COLLECTED | 07/15/1983 | 5km NW of Aknoul near Forest Service Station, 1 km S of Road S 304. | | 1100 | | Wild material | | 1411448 | PI 516512 |
| 28 | PI 469244 | ASHEVILLE | Festuca arundinacea Schreb. | North Carolina, United States | W6 | | | 1982 | COLLECTED | | Naturalized stand 8km southwest of Asheville, North Carolina | | | | Landrace | More stable to adverse environments than Kentucky 31 or Alta. Superior to other accessions on soils that become too wet in winter and on rich soils during cold winter. | 1364180 | PI 469244 |
| 29 | PI 574520 | 'KUIVATO' | Eragrostis barbinodis Hack. | Arizona, United States | W6 | | | 1980 | DONATED | 1980 | | | | | Cultivar | Superior for seedling drouth tolerance and plant survival and forage production. More efficient in water use than any other known forage or crop species. Excellent seed producer. Good at elevations below 1400 m with 25-30 cm annual rainfall. Intermediate seed weight, chromosome number 2n=40, bunch type, blue-green foliage, yellow-anther, postharvest seed dormancy. | 1469491 | PI 574520 |
| 30 | PI 601410 | 'REGENCY' | Lolium perenne L. | Oregon, United States | W6 |  | | 1980 | DEVELOPED | PRE 1980 | | | | | Cultivar | | 1176243 | PI 601410 |
| 31 | PI 418714 | Ba 8603 | Lolium perenne L. | Italy | W6 |  | | 1977 | COLLECTED | 1967 | 5km southwest of San Bernardo di Mendatica, Ligurian Alps. Mountain summer pasture, grazing. | | 1200 | | Wild material | | 1316149 | PI 418714 |
| 32 | PI 409902 | 2060 | Eragrostis curvula (Schrad.) Nees | South Africa | W6 | | | 1976 | COLLECTED | 1976 | 10km northeast of Newcastle. Growing on open grassland. | | | | Wild material | | 1308997 | PI 409902 |
| 33 | PI 409960 | 2252 | Eragrostis curvula (Schrad.) Nees | South Africa | W6 | | | 1976 | COLLECTED | 1976 | Great Brok River, Schoombee. Growing on open grassland. | | | | Wild material | | 1309055 | PI 409960 |
| 34 | PI 384821 | D-264 | Bromus tomentellus Boiss. | Iran | W6 | | | 1972 | COLLECTED | 1972 | Kings Royal Game Preserve, 25km east of Tehran. Bulk collection on open, rolling hills. | | 1400 | | Wild material | Plant 75 to 90cm tall 10 | 1288745 | PI 384821 |
| 35 | PI 384824 | D-424 | Bromus tomentellus Boiss. | Iran | W6 | | Not Available | 1972 | COLLECTED | 1972 | Seritchal protected area above the Karaj dam, 40km north of Karaj toward Chalus | | 1800 | | Wild material | Plants 100cm or taller. Bulk collection. 10 | 1288748 | PI 384824 |
| 36 | PI 380766 | 41 | Bromus tomentellus Boiss. | Iran | W6 | | | 1972 | COLLECTED | | Hosseinabad exclosure, 32km west of Shiraz. Rainfall 400mm. Stony soil high lime content. | | 1970 | | Wild material | Bulk collection 10 | 1285500 | PI 380766 |
| 37 | PI 380771 | 120 | Bromus tomentellus Boiss. | Iran | W6 | | | 1972 | COLLECTED | | Almeh. West slope. | | 1800 | | Wild material | Sparse plants and seed 10 | 1285505 | PI 380771 |
| 38 | PI 380781 | 470 | Bromus tomentellus Boiss. | Iran | W6 | | | 1972 | COLLECTED | 1968 | Dryland Experiment Station, Homand, 50km east of Tehran. Rainfall 250mm, silty clay gravelly loam. Nursery No. 001. | | 1900 | | Cultivated material | | 1285515 | PI 380781 |
| 39 | PI 366015 | Mf.052 | Bromus catharticus Vahl var. rupestris (Speg.) Planchuelo & P. M. Peterson | Córdoba, Argentina | W6 | | | 1971 | DONATED | 08/14/1971 | | | | | Uncertain improvement status | | 1273972 | PI 366015 |
| 40 | PI 364821 | 1562 | Eragrostis lehmanniana Nees | South Africa | W6 | | | 1971 | COLLECTED | | Alluvial sand, Sand River. Highway N-1 bridge. | | | | Wild material | Tufted perennial, foliage to 3dm high. Seed. 10 | 1273224 | PI 364821 |
| 41 | PI 578801 | 'MT CARMEL' | Piptatherum coerulescens (Desf.) P. Beauv. | Israel | W6 | | | 1970 | COLLECTED | | | | | | Cultivar | | 1473772 | PI 578801 |
| 42 | PI 494300 | R-255 | Eragrostis tef (Zuccagni) Trotter | Ethiopia | W6 |  | | 1968 | COLLECTED | 11/07/1967 | 310km South of Axum | | | | Cultivated material | Seeds dark brown. | 1389236 | PI 494300 |
| 43 | PI 494326 | 431-B | Eragrostis tef (Zuccagni) Trotter | Ethiopia | W6 |  | | 1968 | COLLECTED | | Debre Zeit Experiment Station | | | | Uncertain improvement status | Seeds purple. | 1389262 | PI 494326 |
| 44 | PI 494444 | 549-B | Eragrostis tef (Zuccagni) Trotter | Ethiopia | W6 |  | | 1968 | COLLECTED | | Debre Zeit Experiment Station | | | | Uncertain improvement status | Seeds white. | 1389380 | PI 494444 |
| 45 | PI 316169 | CPI 31655 | Brachypodium pinnatum (L.) P. Beauv. | Australian Capital Territory, Australia | W6 | | | 1966 | DONATED | 08/23/1966 | | | | | Uncertain improvement status | | 1235802 | PI 316169 |
| 46 | PI 309997 | 311 | Eragrostis airoides Nees | Brazil | W6 | | | 1965 | COLLECTED | | P. Alegre - Taquara | | | | Uncertain improvement status | | 1231375 | PI 309997 |
| 47 | PI 306767 | 9 | Phalaris aquatica L. | Israel | W6 | | | 1965 | COLLECTED | 1964 | 1km west of Sasa Settlement, Upper Galilee. Rainfall 875mm; open grassland. | | 825 | | Wild material | Cultivated. Plant prostrate; leaves short, broad. Apparently most palatable in area. 10 | 1229521 | PI 306767 |
| 48 | PI 299922 | 572 | Eragrostis curvula (Schrad.) Nees | South Africa | W6 | | | 1964 | COLLECTED | | Grazed pasture, 6 miles north of Middelburg, Hwy N-1. Annual rainfall 13in. | | 1430 | | Wild material | Perennial bunchgrass; leaves to 8in high; heads to 24in high Seeds. 10 | 1226514 | PI 299922 |
| 49 | PI 578528 | 'EXETER' | Agrostis capillaris L. | Rhode Island, United States | W6 | | | 1964 | DONATED | 1964 | | | | | Cultivar | | 1473499 | PI 578528 |
| 50 | PI 290707 | 52 | Agrostis canina L. | England, United Kingdom | W6 | | | 1963 | DONATED | 05/16/1963 | | | | | Uncertain improvement status | | 1220013 | PI 290707 |
| 51 | PI 266227 | | Phalaris aquatica L. | Portugal | W6 | | | 1960 | COLLECTED | | | | | | Wild material | | 1200920 | PI 266227 |
| 52 | PI 254904 | | Phalaris aquatica L. | Iraq | W6 | | | 1959 | COLLECTED | | 70 km. east of Kirkuk, Iraq | | | | Wild material | | 1195659 | PI 254904 |
| 53 | PI 240232 | | Phalaris aquatica L. | Algeria | W6 | | | 1957 | COLLECTED | | | | | | Uncertain improvement status | | 1187374 | PI 240232 |
| 54 | PI 240242 | | Phalaris aquatica L. | Algeria | W6 | | | 1957 | COLLECTED | | | | | | Uncertain improvement status | | 1187394 | PI 240242 |
| 55 | PI 236482 | GB-81 | Phalaris aquatica L. | Australia | W6 | | | 1957 | COLLECTED | | From the United States, originally from the Waite Agricultural Research Institute, Adelaide, South Australia. | | | | Uncertain improvement status | | 1185745 | PI 236482 |
| 56 | PI 222105 | | Festuca kronenbergii Hack. | Afghanistan | W6 | | | 1954 | COLLECTED | | From Kotal-i-Unat, 33 miles on the road to Punjab, Kabul. | | | | Wild material | | 1179679 | PI 222105 |
| 57 | PI 195917 | W6 6897 | Agrostis lachnantha Nees | Ethiopia | W6 | | | 1951 | COLLECTED | | From near Guder. | | | | Wild material | | 1166243 | PI 195917 |
| 58 | W6 24255 | 97TXW6 | Nassella leucotricha (Trin. & Rupr.) R. W. Pohl | Texas, United States | W6 | | | 2002 | COLLECTED | 06/10/1997 | Hardeman County; One mile west of FM 1167 on Wolf Hunt Road | 34.21055556, -99.67472222 | | Roadway, slope 0-5%, aspect SW. Loam/clay, seasonally dry, lower slope. pH 8.0. | Wild material | Collection area 10 sq. meters. Population uniform and abundant; souce is wild, in situ. | 1639482 | W6 24255 |
| 59 | W6 20392 | OR26 | Holcus lanatus L. | Oregon, United States | W6 | | | 1998 | COLLECTED | 08/1997 | 3 miles southeast of Reedsport, Douglas County on Route 55. | 43.65611111, -124.08944444 | 86 | Grazed (cattle), sand/loam, 0-5% slope, open, seasonally inundated, stream terrace. Field very wet in winter. | Uncertain improvement status | | 1553326 | W6 20392 |
| 60 | W6 20539 | 93043 | Festuca arundinacea Schreb. | Morocco | W6 | | | 1997 | COLLECTED | 06/1993 | 13 km E Ribat el Kheir, S326 in the province of Taza | 33.76666667, -4.35000000 | 860 | | Wild material | | 1553640 | W6 20539 |
| 61 | W6 18858 | W6 18858 | Phalaris caroliniana Walter | Mississippi, United States | W6 | | Not Available | 1995 | COLLECTED | PRE 1993 | Collected in Bolivar County, Mississippi. | | | | Wild material | Gail Fritz gave brown seeded Phalaris to Robert Myers who grew it in his garden. He selected for white seeds which he donated to NPGS. Seed is light colored, not white. Growth: .3-.4 m high, grain heads 2-3 cm long. Seed set was high but shattering is a potential problem. Maygrass seed was used as grain by the native Missouri Indians before corn and sunflowers became important. | 1533827 | W6 18858 |