| 0 | PI 495611 | Hop Hornbeam | Ostrya virginiana (Mill.) K. Koch | Missouri, United States | NA | | Not Available | 1984 | COLLECTED | 09/22/1984 | Monkey Mt. Wildlife Area (T59N R37W Sec 24) | 39.91842700, -95.01328300 | 282 | Woodland. In association with white ash, red oak, Solidago, and Eupatorium. | Wild material | Plant well formed, upright to about 8 meters tall. | 1390547 | PI 495611 |
| 1 | PI 479502 | JH-64-82 | Ostrya japonica Sarg. | Japan | | | Historic | 1982 | COLLECTED | 09/17/1982 | | | | | Wild material | Snow cover 50cm or deeper for 20 days. Minimum temperature -29C. Tree deciduous, upright 12-15m tall. Bark shaggy, peeling. Leaves pale green, lighter green beneath, soft. Fruit turning brown, pendulous. Growing in mixed woodland. Seed from one tree. | 1374438 | PI 479502 |
| 2 | PI 479503 | JH-244-82 | Ostrya japonica Sarg. | Japan | | | Historic | 1982 | COLLECTED | 10/01/1982 | | 42.63333333, 141.65000000 | | | Wild material | Snow cover 40cm, ground freeze to 70cm. Minimum temperature -30C. Tree deciduous. Branches wide spreading. Bark peeling in thin plates, somewhat spongy, light gray. Leaves light, dull green above, paler beneath. Growing in woodland. | 1374439 | PI 479503 |
| 3 | PI 399389 | WLP 1425 | Ostrya carpinifolia Scop. | Goriska, Slovenia | NA | | | 1975 | COLLECTED | | Near Idria, between Godovic and Crni Vrh, Slovenis | 45.94398900, 14.07692000 | 700 | | | | 1300670 | PI 399389 |
| 4 | PI 399390 | WLP 1426 | Ostrya carpinifolia Scop. | Obalno-kraska, Slovenia | NA | | | 1975 | COLLECTED | | Crnotice, near Koper | 45.55499600, 13.89611200 | 400 | | | | 1300671 | PI 399390 |
| 5 | PI 399391 | WLP 1427 | Ostrya carpinifolia Scop. | Notranjsko-kraska, Slovenia | NA | | | 1975 | COLLECTED | | Trnje near Turjak | 45.69500400, 14.22555600 | 500 | | | | 1300672 | PI 399391 |
| 6 | PI 399392 | WLP 1428 | Ostrya carpinifolia Scop. | Gorenjska, Slovenia | NA | | | 1975 | COLLECTED | | near Bohinjska Bistrica, between Gorjusa and Koprivnik | 46.28954300, 14.00413500 | 1000 | | | | 1300673 | PI 399392 |
| 7 | PI 399393 | WLP 1429 | Ostrya carpinifolia Scop. | Bosnia and Herzegovina | NA | | | 1975 | COLLECTED | | Mt. Prenj, Rujiste | 43.57000000, 17.86000100 | 850 | | Wild material | | 1300674 | PI 399393 |
| 8 | PI 399394 | 222 | Ostrya carpinifolia Scop. | Zagrebacka zupanija, Croatia | NA | | Not Available | 1975 | COLLECTED | | Near Samobor | 45.80305900, 15.71805500 | 290 | | | | 1300675 | PI 399394 |
| 9 | PI 385257 | WLP 1389 | Ostrya carpinifolia Scop. | Bosnia and Herzegovina | NA | | | 1974 | COLLECTED | | Mt. Velez, near Nevesinje | 43.31000100, 18.02000000 | 600 | | Wild material | | 1288999 | PI 385257 |
| 10 | PI 377840 | | Ostrya carpinifolia Scop. | Montenegro | NA | | Not Available | 1973 | COLLECTED | | Cetinje-Budva, west Montenegro | 42.38064200, 18.90779900 | 700 | | | | 1283045 | PI 377840 |
| 11 | PI 377841 | | Ostrya carpinifolia Scop. | Bosnia and Herzegovina | NA | | Not Available | 1973 | COLLECTED | | Mt. Prenja | 43.57000000, 17.86000100 | 620 | | Wild material | | 1283046 | PI 377841 |
| 12 | PI 377842 | | Ostrya carpinifolia Scop. | Croatia | NA | | Not Available | 1973 | COLLECTED | | under Mt. Alan peak, south Velebit, Croatia | | 950 | | Wild material | | 1283047 | PI 377842 |
| 13 | PI 377844 | | Ostrya carpinifolia Scop. | Croatia | NA | | Not Available | 1973 | COLLECTED | | Mt. Strahinjscica, near Krapina, north Croatia | | 570 | | Wild material | | 1283048 | PI 377844 |
| 14 | PI 377845 | | Ostrya carpinifolia Scop. | Ličko-senjska županija, Croatia | NA | | Not Available | 1973 | COLLECTED | | Near Vratnik passage, North Velebit | 44.69013600, 15.11169400 | 610 | | Wild material | | 1283049 | PI 377845 |
| 15 | PI 1731 | | Ostrya carpinifolia Scop. | France | | | Historic | 1898 | COLLECTED | | | | | | | | 1534771 | PI 1731 |
| 16 | WLP 3424 | HOKY23-20 | Ostrya japonica Sarg. | Honshu, Japan | NA | | Not Available | 2024 | COLLECTED | 09/27/2023 | Tochigi Prefecture: Shoya-shi: Funyu Utsunomiya University Forest. | 36.78516667, 139.82108330 | 468 | Bowl near the top of a small valley above Cryptomeria plantation; very little ground layer due to deer browse and dense shade. Growing in 3/4 shade. Soil: Rich, black soil; rocks. Slope: 30°. Aspect: Northeast. Elevation: 1534 feet. | Wild material | | 2165762 | WLP 3424 |
| 17 | NA 84655 | PCC17-TNKY-006 | Ostrya virginiana (Mill.) K. Koch | Kentucky, United States | NA | | Not Available | 2017 | COLLECTED | 09/30/2017 | Trigg County; ; Land Between the Lakes National Recreation Area, Hematite Lake Picnic Area, Hematite Lake; eastern side of rocky trail after long boardwalk going clockwise. | 36.89464000, -88.05413000 | 118 | | | Seed collected from three individuals. | 2108762 | NA 84655 |
| 18 | NA 82793 | NA 82793 | Ostrya virginiana (Mill.) K. Koch | | NA | | Not Available | 2017 | | | | | | | | | 1951439 | NA 82793 |
| 19 | WLP 1432 | NA 83894 | Ostrya virginiana (Mill.) K. Koch | Kentucky, United States | NA | | | 2016 | COLLECTED | 09/27/2016 | Cumberland Falls State Park, Cumberland Falls Visitor Center. | 36.84000000, -84.34300000 | 258 | | | | 1952033 | WLP 1432 |
| 20 | WLP 1431 | NA 83797 | Ostrya carpinifolia Scop. | Georgia | NA | | | 2016 | COLLECTED | 07/22/2016 | East bank of the Uraveli River, south of Minadze village. | 41.60636000, 43.04326000 | 1013 | Deciduous woodland and scrub. | | | 1952954 | WLP 1431 |
| 21 | WLP 1438 | PCC16-GE184 | Ostrya carpinifolia Scop. | Samtskhe-Javakheti, Georgia | NA | | | 2016 | COLLECTED | 08/31/2016 | Along Borjomi-Bakuriani-Akhalkalaki Road, ca 1.5 air km north of Patara Tsemi. | 41.79252000, 43.46945000 | 1313 | Open Pinus sylvestris woodland, on roadside berm; growing in grey, rocky soil. | | | 2108747 | WLP 1438 |
| 22 | NA 84192 | | Ostrya virginiana (Mill.) K. Koch | | NA | | Not Available | 2016 | | | | | | | | | 1953007 | NA 84192 |
| 23 | WLP 1430 | NA 83219 | Ostrya carpinifolia Scop. | Shkodër, Albania | NA | | | 2016 | COLLECTED | 09/09/2015 | Plant on the side of road, close to Nderlysaj village. | 42.35586000, 19.77447000 | 514 | Roadside near village. | | | 1952105 | WLP 1430 |
| 24 | WLP 1424 | ME2015-002 | Ostrya carpinifolia Scop. | Samtskhe-Javakheti, Georgia | NA | | | 2015 | COLLECTED | 08/17/2015 | Borjomi (municipality/district): west of the village of Rveli. | 41.87363000, 43.40531000 | 840 | Deciduous woodland. Slope: 0 to 8 percent. Aspect: Southeast. | Wild material | | 1940412 | WLP 1424 |
| 25 | NA 83059 | NA 83059 | Ostrya virginiana (Mill.) K. Koch | Minnesota, United States | NA | | Not Available | 2015 | COLLECTED | 11/21/2012 | North Dakota State University Bio Research Plot. | 46.94256000, -96.78715000 | | Growing in silty, fine, black clay. | | | 1950569 | NA 83059 |
| 26 | NA 81807 | NA 81807 | Ostrya carpinifolia Scop. | Albania | NA | | Not Available | 2014 | COLLECTED | 10/05/2013 | | 40.18760000, 20.20040000 | 1261 | | | | 1922760 | NA 81807 |
| 27 | NA 80199 | AK-2011-010 | Ostrya virginiana (Mill.) K. Koch | Arkansas, United States | NA | | Not Available | 2011 | COLLECTED | 09/19/2011 | | 34.56825000, -90.62705000 | 358 | | Wild material | | 1890987 | NA 80199 |
| 28 | NA 80799 | RL 10026 | Ostrya virginiana (Mill.) K. Koch | Texas, United States | NA | | Not Available | 2010 | COLLECTED | 11/15/2010 | | | | | Wild material | | 1914176 | NA 80799 |
| 29 | WLP 1412 | JDC/OV/2010/066/336 | Ostrya virginiana (Mill.) K. Koch | Wisconsin, United States | NA |  | | 2010 | COLLECTED | 09/28/2010 | Near Interstate State Park, along County Highway S, NE 1/4 of Section 1, T33N R19W, Saint Croix Dalles Quad, Polk County. | 45.37990000, -92.65676000 | 281 | | Wild material | | 1853847 | WLP 1412 |
| 30 | WLP 1411 | JDC/OV/2010/049/319 | Ostrya virginiana (Mill.) K. Koch | Arkansas, United States | NA |  | | 2010 | COLLECTED | 09/16/2010 | Gamaliel Recreation Area, along Norfork Lake, Baxter County. | 36.42831000, -92.21806000 | 216 | Rock outcrop with underground seep. East facing slope (65%). Associated with Cotinus obovatus, Acer saccharum, Juniperus virginiana, Viburnum sp., Quercus muehlenbergii, Frangula caroliniana, Hydrangea arborescens, Cornus florida, Smilax sp., and Ulmus sp. (likely U. alata). | Wild material | | 1848910 | WLP 1411 |
| 31 | WLP 1406 | GE-78 | Ostrya carpinifolia Scop. | | NA | | | 2009 | COLLECTED | PRE 07/01/2009 | Samckhe-Javakheti Province, Akhaltsikhe District, Roadside near village Tskaltbila. Site number 7. Collector lists as Meshkheti Province, but is actually a historical name for Samckhe-Javakheti. | 41.57311000, 42.86058000 | | Roadside at the edge of the forest. | Wild material | | 1896224 | WLP 1406 |
| 32 | WLP 1407 | GE-80 | Ostrya carpinifolia Scop. | | NA | | | 2009 | COLLECTED | PRE 07/01/2009 | Samckhe-Javakheti Province, Akhaltsikhe District, Roadside, road to village Anda. Site number 8. Collector lists as Meshkheti Province, but is actually a historical name for Samckhe-Javakheti. | 41.60205000, 43.00805000 | | Roadside at the edge of the forest | Wild material | | 1896225 | WLP 1407 |
| 33 | NA 77983 | DACK08-049 Arnold Arb. 589-2008 | Ostrya virginiana (Mill.) K. Koch | New York, United States | NA | | Not Available | 2009 | COLLECTED | NEAR 10/08/2008 | Plataeu, shallow, rocky | 43.65583333, -73.53500000 | 384 | Growing in Full sun to .25 shade associated taxa; Carya ovata, Fraxinus americana. Soil- shallow sany/rocky Growing on a slope of 25 degrees, Aspect- SE | Wild material | | 1800048 | NA 77983 |
| 34 | NA 77661 | RL 08138 | Ostrya virginiana (Mill.) K. Koch | | NA | | Not Available | 2008 | COLLECTED | PRE 10/15/2008 | South Carolina, McCormick County, North of Clarks Hill, Sumter National Forest Road 643A; along power line, near rock outcrop south of road. | 33.70400000, -82.18263000 | | | Wild material | | 1896102 | NA 77661 |
| 35 | WLP 1403 | RL 08140 | Ostrya virginiana (Mill.) K. Koch | | NA | | | 2008 | COLLECTED | PRE 10/15/2008 | South Carolina, McCormick County, North of Clarks Hill, Sumter National Forest Road 643, 0.5 miles from junction with 644. | 33.69776000, -82.19316000 | | | Wild material | | 1896103 | WLP 1403 |
| 36 | WLP 1401 | RL 08032 | Ostrya virginiana (Mill.) K. Koch | | NA | | | 2008 | COLLECTED | PRE 09/08/2008 | North Carolina, Haywood County, Harmon Den, along Forest Service road east of I-40. | 35.73456000, -83.01431000 | | | Wild material | | 1896046 | WLP 1401 |
| 37 | NA 77797 | GE-2008-67 | Ostrya carpinifolia Scop. | Georgia | NA | | Not Available | 2008 | COLLECTED | PRE 08/15/2008 | Meskheti, Akhaltsikhe District, Uraveli River Gorge | 41.51191000, 43.00725000 | | | Wild material | | 1896183 | NA 77797 |
| 38 | WLP 2307 | LBJWC-MLE-036 | Ostrya virginiana (Mill.) K. Koch | Texas, United States | NA | | | 2008 | COLLECTED | 09/28/2006 | Approximately 7 miles south of Alto, Texas on 294. | 31.63803000, -95.21316000 | 94 | Mixed hardwood and pine/forest roadside; rolling hills. Reddish tan colored, sandy soil over sandstone. | Wild material | | 1781863 | WLP 2307 |
| 39 | NA 77223 | NA 77223 | Ostrya virginiana (Mill.) K. Koch | Minnesota, United States | NA | | Not Available | 2008 | COLLECTED | 05/07/2008 | Wild specimens occurring on home property. | | 314 | Open woodland, woodland edges | | | 1950682 | NA 77223 |
| 40 | WLP 1418 | RES011 | Ostrya virginiana (Mill.) K. Koch | Michigan, United States | NA | | | 2008 | COLLECTED | 09/26/2002 | Michigan: Montmorency County; South side of Island Hill Road where it turns into a gravel road (Trail Road), heading towards Old Baldy. | 45.04333333, -84.29000000 | 294 | Along the road, full sun, sandy soils. Associated vegetation: Acer, Populus, and woody shrubs. | Wild material | | 1775536 | WLP 1418 |
| 41 | WLP 1419 | RES022 | Ostrya virginiana (Mill.) K. Koch | Michigan, United States | NA | | | 2008 | COLLECTED | 10/21/2002 | Michigan: Cheboygan County; Along entrance walk to Interstate 75 South rest area, north of exit 326. | 45.65694444, -84.63861111 | 238 | Along the top ridge, full sun, sandy soils. Associated vegetation: turf species. | Wild material | | 1775537 | WLP 1419 |
| 42 | WLP 1420 | RES025 | Ostrya virginiana (Mill.) K. Koch | Michigan, United States | NA | | | 2008 | COLLECTED | 10/23/2002 | Michigan: Lapeer County; Interstate 69 East rest area, east of Lapeer, Lapeer County. | 43.00555556, -83.22027778 | 288 | Throughout a rest area, sandy loam soils. Associated vegetation: Acer and Populus. | Wild material | | 1775538 | WLP 1420 |
| 43 | WLP 1421 | RES039 | Ostrya virginiana (Mill.) K. Koch | Michigan, United States | NA | | | 2008 | COLLECTED | 10/07/2003 | Michigan: Lapeer County; Interstate 69 East rest area, east of Lapeer, Lapeer County. | 43.00555556, -83.22027778 | 288 | Throughout a rest area, sandy loam soils. Associated vegetation: Acer and Populus. | Wild material | | 1775539 | WLP 1421 |
| 44 | WLP 1397 | GE-2006-16 | Ostrya carpinifolia Scop. | Georgia | NA | | | 2007 | COLLECTED | 07/01/2006 | Samtskhe, Akhaltsikhe district, along road from Akhaltsikhe to Sapara monastery | 41.60763000, 43.01744000 | | | Wild material | | 1897412 | WLP 1397 |
| 45 | WLP 1396 | GE-2004-091 | Ostrya carpinifolia Scop. | Ajaria, Georgia | NA | | | 2004 | COLLECTED | 10/03/2004 | Adjara, Near Keda | 41.68938000, 42.15290000 | | | Wild material | | 1777534 | WLP 1396 |
| 46 | COSR 1 | GE-2004-091 | Ostrya carpinifolia Scop. | Georgia | | | Historic | 2004 | COLLECTED | 10/03/2004 | Adjaria province, near Keda. | 41.68916667, 42.15277778 | 418 | | Wild material | | 1669083 | COSR 1 |
| 47 | NA 62006 | NA 62006 | Ostrya carpinifolia Scop. | Slovenia | | | Historic | 1990 | COLLECTED | | Julske Alpy | 46.33330000, 13.75000000 | | | Wild material | | 1499322 | NA 62006 |
| 48 | NA 61981 | NA 61981 | Ostrya virginiana (Mill.) K. Koch | Québec, Canada | NA | | Not Available | 1990 | DONATED | 03/29/1990 | | | | | Uncertain improvement status | | 1913839 | NA 61981 |
| 49 | NA 61251 | NA 61251 | Ostrya virginiana (Mill.) K. Koch | Virginia, United States | NA | | Not Available | 1989 | COLLECTED | 09/26/1989 | | 38.00285700, -79.45777100 | 860 | | Wild material | | 1495861 | NA 61251 |