• E. J. Neese 10162, United States of America
• L. M. Shultz 3189, United States of America
• W. L. Stern 147, United States of America
• W. L. Stern 589, United States of America
• W. L. Stern 98, United States of America
• D. E. Atha 6139, United States of America
• D. E. Atha 6145, United States of America
• D. E. Atha 6159, United States of America
• D. E. Atha 6919, United States of America
• D. E. Atha 6975, United States of America
• D. E. Atha 6974, United States of America
• D. E. Atha 8522, United States of America
• D. E. Atha 8519, United States of America
• D. E. Atha 8817, United States of America
• D. E. Atha 9528, United States of America
• D. E. Atha 9728, United States of America
• J. F. Smith 8600, United States of America
• D. E. Atha 11779, United States of America
• D. E. Atha 13957, United States of America
• D. E. Atha 14283, United States of America
• D. E. Atha 14348, United States of America
• R. C. Schneider s.n., United States of America
• A. P. Garber 17037, United States of America
• G. H. Shull 198, United States of America
• C. L. Shear 1, United States of America
• C. L. Shear 1, United States of America
• W. Hess 8181, United States of America
• W. M. Canby s.n., United States of America
• A. Cuthbert 1460, United States of America
• H. N. Moldenke 9537, United States of America
• T. W. Edmondson 800, United States of America
• A. R. Bechtel 14000, United States of America
• S. McCoy 4070, United States of America
• G. N. Jones 11086, United States of America
• R. K. Godfrey 55313, United States of America
• T. G. Lammers 11796, United States of America
• C. M. Ek s.n., United States of America
• O. K. Stark 489, United States of America
• M. McKee 1607, United States of America
• Collector unspecified s.n., United States of America
• T. H. Kearney s.n., United States of America
• G. D. Swezey 126, United States of America
• J. K. Small s.n., United States of America
• F. I. X. Rugel s.n., United States of America
• O. K. Stark 386, United States of America
• R. F. Dawson 1019, United States of America
• M. McKee 639, United States of America
• O. A. Farwell 2538, United States of America
• T. G. Harbison 12104 Dup., United States of America
• C. O. Grassl 5770, Canada
• S. S. Visher 2078, United States of America
• Collector unspecified s.n.
• A. P. Garber s.n., United States of America
• E. Hall 583, United States of America
• J. H. Lehr 817, United States of America
• T. J. Fitzpatrick s.n., United States of America
• P. V. Krotkov 8977, Canada
• Collector unspecified s.n., United States of America
• B. F. Bush 4147, United States of America
• R. L. Schaeffer Jr. 16921, United States of America
• Collector unspecified s.n.
• A. Ruth 724, United States of America
• H. N. Moldenke 1427, United States of America
• A. W. Wood s.n.
• L. Eastman s.n., United States of America
• C. F. Parker s.n., United States of America
• V. H. Chase s.n., United States of America
• V. H. Chase 9255, United States of America
• B. H. Warnock 44-1, United States of America
• F. E. Lloyd s.n., United States of America
• A. Ruth 1405, United States of America
• Collector unspecified s.n.
• S. D. Swanson 2490, United States of America
• G. W. Stevens 235, United States of America
• B. F. Bush 3857, United States of America
• R. D. Thomas 127175, United States of America
• E. J. Grimes 29, United States of America
• P. McCoy s.n., United States of America
• D. T. MacDougal s.n., United States of America
• E. J. Grimes 414, United States of America
• E. J. Grimes 414, United States of America
• E. J. Palmer 3536, United States of America
• H. C. Hovey 17036, United States of America
• C. L. Howel 1311, United States of America
• E. J. Grimes 414, United States of America
• J. K. Small 4346, United States of America
• J. K. Small s.n., United States of America
• Collector unspecified s.n., United States of America
• H. N. Moldenke 20151, United States of America
• D. Evarts 248, United States of America
• P. A. Fryxell 1382, United States of America
• S. R. Ziegler 1454, United States of America
• R. M. Harper s.n., United States of America
• R. M. Harper 1230, United States of America
• E. J. Palmer 38396, United States of America
• D. S. Erskine 1074, Canada
• M. E. Wharton 551, United States of America
• J. L. Gentry, Magnoliophyta; North America
• E. J. Palmer 34580, United States of America
• B. Shimck s.n., United States of America
• J. Lunell s.n., United States of America
• H. A. Allard 1037, United States of America
• P. Wilson 2
• H. N. Moldenke 1682, United States of America
• G. N. Jones s.n., United States of America
• M. E. Wharton 795, United States of America
• G. F. Buddell, Magnoliophyta; North America
• S. D. Swanson 2473, United States of America
• G. T. Hastings s.n.
• O. K. Lakela 4890, United States of America
• A. Hayden 3094, United States of America
• G. F. Buddell, Magnoliophyta; North America
• M. E. DuMont s.n.
• L. E. James 3158, Canada
• R. D. Thomas 42597, United States of America
• R. D. Thomas 6367, United States of America
• K. Whitam T-308, United States of America
• R. K. Godfrey 57848, United States of America
• R. K. Godfrey 56759, United States of America
• R. F. C. Naczi 13859, United States of America
• R. K. Godfrey 55287, United States of America
• H. R. Totten s.n., United States of America
• S. R. Ziegler 2874, United States of America
• F. D. Bowers 42700, United States of America
• B. F. Bush 535, United States of America
• R. K. Godfrey 52806, United States of America
• R. F. Thorne 2391, United States of America
• R. D. Whetstone 117, United States of America
• H. M. Raup 8113, United States of America
• C. L. Porter 3445, United States of America
• E. J. Wallace s.n., United States of America
• E. Hall 583, United States of America
• R. W. Lichvar 2159, United States of America
• A. Hayden 3090, United States of America
• J. W. Moore 20433, United States of America
• Collector unspecified 8019, United States of America
• B. F. Bush 7720, United States of America
• B. F. Bush s.n., United States of America
• H. N. Moldenke 1428, United States of America
• F. H. Blodgett s.n., United States of America
• V. L. Cory 52583, United States of America
• A. R. Bechtel 12999, United States of America
• W. C. Brumbach 7514, United States of America
• Collector unspecified 14801, United States of America
• C. C. Deam 26913, United States of America
• A. M. Cunningham 219, United States of America
• Collector unspecified s.n., United States of America
• R. R. Dreisbach 5510, United States of America
• E. Roy 336, Canada
• H. Tucker s.n., United States of America
• H. E. Greenwood s.n., United States of America
• R. K. Godfrey 62725, United States of America
• A. W. Cusick 27230, United States of America
• Collector unspecified s.n., United States of America
• G. S. Miller s.n., United States of America
• G. T. Robbins 2857, United States of America
• H. N. Moldenke 1682, United States of America
• G. S. Winterringer s.n., United States of America
• G. S. Winterringer s.n., United States of America
• H. E. Hayward 61, United States of America
• H. N. Moldenke 1681, United States of America
• J. B. McFarlin 8429, United States of America
• G. W. Letterman s.n., United States of America
• A. Hayden 3091, United States of America
• J. K. Small s.n., United States of America
• Collector unspecified s.n., United States of America
• E. J. Palmer 33789, United States of America
• G. W. Stevens 2172, United States of America
• B. F. Bush 592, United States of America
• M. Bowen 3741, United States of America
• J. Lunell s.n., United States of America
• Collector unspecified s.n., United States of America
• B. F. Bush 7721, United States of America
• E. J. Palmer 35767, United States of America
• H. K. D. Eggert s.n., United States of America
• Collector unspecified s.n., United States of America
• H. N. Moldenke 1681, United States of America
• G. N. Jones 35090, United States of America
• A. R. Bechtel 11230, United States of America
• C. H. Hitchcock s.n., United States of America
• Collector unknown s.n., United States of America
• Collector unknown 401, United States of America
• B. F. Bush 7720A, United States of America
• R. A. Evers 92, United States of America
• J. B. Norton 491, United States of America
• J. B. Norton 491a, United States of America
• J. F. Poggenburg s.n., United States of America
• T. Bassler s.n., United States of America
• Collector unknown s.n., United States of America
• A. J. A. Fredholm 6496, United States of America
• M. L. Fernald 7001, United States of America
• H. N. Moldenke 10297, United States of America
• R. K. Godfrey 62725, United States of America
• S. Stewart 231, United States of America
• S. T. Olney 270
• W. M. Canby s.n., United States of America
• Collector unknown 2338, United States of America
• W. C. Ferguson s.n., United States of America
• W. C. Ferguson 1633, United States of America
• Collector unknown s.n., United States of America
• J. M. Holzinger s.n., United States of America
• W. C. Holmes 3372, United States of America
• G. N. Jones 11236, United States of America
• G. F. Buddell, Magnoliophyta; North America
• A. W. Cusick 34302, United States of America
• C. Miller 6, United States of America
• C. Miller 6, United States of America
• A. MacElwee 2145, United States of America
• W. C. Ferguson 1628, United States of America
• W. C. Ferguson s.n., United States of America
• S. D. Swanson 566, United States of America
• H. Gillman s.n., United States of America
• E. N. Plank s.n., United States of America
• W. C. Ferguson s.n., United States of America
• W. C. Ferguson s.n., United States of America
• H. F. Bergman 3131, United States of America
• G. Macloskie s.n.
• L. S. Vescio 8, United States of America
• J. F. Pruski 2016, United States of America
• H. M. Raup 7500, United States of America
• K. K. Mackenzie 6412, United States of America
• L. H. Pammel 323, United States of America
• B. E. Nelson 12172, United States of America
• B. Boivin 11752, Canada
• E. J. Palmer 33901, United States of America
• E. W. Lathrop 1080, United States of America
• R. K. Godfrey 55289, United States of America
• Collector unknown s.n., United States of America
• E. P. Bicknell 3659, United States of America
• R. A. Evers 34, United States of America
• S. G. Shetler 89, United States of America
• Collector unknown 3637a, United States of America
• M. Hopkins 5729, United States of America
• C. Stone 155, United States of America
• B. Boivin 11972, United States of America
• B. Boivin 8066, United States of America
• E. P. Bicknell s.n., United States of America
• R. D. Thomas 6367, United States of America
• F. A. Gilbert 322, United States of America
• J. J. Carter s.n.
• Collector unknown s.n., United States of America
• J. Davis 613, United States of America
• J. Davis 632, United States of America
• B. F. Bush 4141, United States of America
• T. F. Lucy 214, United States of America
• E. Palmer 266
• V. L. Cory 52580, United States of America
• M. L. Fernald s.n., United States of America
• C. Miller 7, United States of America
• Ulmus americana L.
• J. von Schrenk s.n., United States of America
• Ulmus americana L.
• D. E. Atha 14987, United States of America
• D. E. Atha 15004, United States of America
• D. E. Atha 15005, United States of America
• J. Fowler s.n., Canada
• B. Ertter 19382, United States of America
• J. E. Dorey 793, United States of America
• Ulmus americana L.
• Ulmus americana L.
• Ulmus americana L.
• Ulmus americana L.
• Ulmus americana L.
• Ulmus americana L.
• Ulmus americana L.
• D. Demarée 11856, United States of America
• C. E. Garton 20664, Canada
• A. I. Mulford 1333, United States of America
• D. Demarée 6344, United States of America
• C. E. Garton 12794, Canada
• D. Demarée 14244, United States of America
• J. K. Small 11159, United States of America
• S. Jones 1385, United States of America
• R. D. Thomas 128196, United States of America
• E. J. Palmer 12442, United States of America
• M. E. Wharton 4500, United States of America
• W. C. Ferguson s.n., United States of America
• H. C. Hanson s.n., United States of America
• Fabius 590
• F. C. Seymour 572, United States of America
• B. C. Tharp, United States of America
• B. C. Tharp 49-1126, United States of America
• B. C. Tharp 545, United States of America
• H. E. Hasse s.n.
• W. L. Tolstead 6884, United States of America
• S. P. Churchill 11863, United States of America
• H. H. Rusby s.n., United States of America
• D. E. Atha 8251, United States of America
• E. S. Burgess s.n., United States of America
• M. H. Nee 54249, United States of America
• M. H. Nee 43488, United States of America
• M. H. Nee 43488-a, United States of America
• M. H. Nee 20335, United States of America
• M. H. Nee 57852, United States of America
• M. H. Nee 57772, United States of America
• M. H. Nee 52903a, United States of America
• M. H. Nee 52903c, United States of America
• M. H. Nee 52902b, United States of America
• M. H. Nee 52902a, United States of America
• M. H. Nee 20332, United States of America
• M. H. Nee 20333, United States of America
• M. H. Nee 16704, United States of America
• M. H. Nee 38593, United States of America
• M. H. Nee 52903b, United States of America
• M. H. Nee 20334, United States of America
• M. H. Nee 38590, United States of America
• M. H. Nee 56253, United States of America
• M. H. Nee 20330, United States of America
• Ulmus americana L.
• M. H. Nee 57863, United States of America
• N. Taylor 232, United States of America
• N. Taylor 386, United States of America
• T. G. Yuncker 1000, United States of America
• N. Taylor 267, United States of America
• M. C. Ferguson 53, United States of America
• W. H. Welch 336, United States of America
• W. H. Welch 1243, United States of America
• G. V. Nash 895, United States of America
• G. V. Nash 693, United States of America
• Frère Rolland-Germain 171, Canada
• Ulmus americana L.
• H. R. Loconte 898, United States of America
• H. D. Clarke s.n., United States of America
• M. H. Nee 52902c, United States of America
• E. Roy 30, United States of America
• E. Roy 30, United States of America
• H. T. Beck 1441, United States of America
• K. M. Wiegand s.n., United States of America
• K. M. Wiegand s.n., United States of America
• J. V. Haberer s.n., United States of America
• B. F. Bush 6673, United States of America
• Collector unspecified s.n., United States of America
• W. M. Canby s.n., United States of America
• M. H. Nee 20701, United States of America
• A. Dutilly 38405, Canada
• A. Dutilly 38549, Canada
• R. B. Hough 33, United States of America
• D. Hutchinson s.n., United States of America
• W. D. Miller 257, United States of America
• Collector unknown s.n.
• M. Essick 5166
• Collector unknown s.n.
• Collector unspecified s.n.
• Collector unknown s.n.
• Collector unknown s.n.
• Collector unknown s.n.
• Collector unknown 1504a
• Collector unspecified s.n., United States of America
• Collector unspecified s.n., United States of America
• Collector unspecified s.n., United States of America
• H. P. Sartwell s.n., United States of America
• Collector unspecified s.n., United States of America
• Collector unknown s.n., United States of America
• C. M. Child s.n., United States of America
• Collector unknown s.n., United States of America
• B. Boivin 9844, Canada
• Collector unknown s.n., United States of America
• Ulmus americana L.
• B. E. Nelson 11677, United States of America
• P. Butter 864, United States of America
• Mrs. C. E. Moldenke 2498, United States of America
• Ulmus americana L.
• Ulmus americana L.
• Ulmus americana L.
• Ulmus americana L.
• Ulmus americana L.
• Miss Knox s.n., United States of America
• M. H. Nee 16751, United States of America
• F. W. Hunnewell 5135, United States of America
• S. R. Hill 16163, United States of America
• S. R. Hill 14136, United States of America
• S. R. Hill 36794, United States of America
• S. R. Hill 23077, United States of America
• S. R. Hill 23043, United States of America
• S. R. Hill 8942, United States of America
• S. R. Hill 16205, United States of America
• S. R. Hill 36206, United States of America
• S. R. Hill 16147, United States of America
• S. R. Hill 23766, United States of America
• S. R. Hill 2074, United States of America
• P. Wilson 10902, United States of America
• P. H. Raven 27149, United States of America
• E. A. Mearns 182, United States of America
• F. R. Fosberg 53643, United States of America
• H. H. Bartlett 361, United States of America
• H. H. Bartlett 360, United States of America
• H. St. John 2276, United States of America
• H. St. John 2275, United States of America
• N. L. Britton s.n., United States of America
• N. L. Britton s.n., United States of America
• N. L. Britton s.n., United States of America
• N. L. Britton s.n., United States of America
• N. L. Britton s.n., United States of America
• N. L. Britton s.n., United States of America
• P. A. Rydberg 696, United States of America
• P. A. Rydberg 687, United States of America
• P. A. Rydberg 1541, United States of America
• P. A. Rydberg 1541, United States of America
• P. A. Rydberg 1540, United States of America
• S. A. Mori 28250, United States of America
• S. A. Mori 28002, United States of America
• S. A. Mori 18823, United States of America
• S. A. Mori 27904, United States of America
• W. W. Eggleston 4538, United States of America
• Ulmus americana L.
• P. Wilson s.n., United States of America
• H. N. Moldenke 11341, United States of America
• G. V. Nash 10, United States of America
• G. V. Nash 10, United States of America
• G. V. Nash 88, United States of America
• P. Wilson 2, United States of America
• P. Wilson 1, United States of America
• Collector unspecified s.n., United States of America
• W. H. Lewis s.n., United States of America
• C. Bergman 300, United States of America
• C. Bergman 131, United States of America

• D. E. Atha 6139, United States of America
• D. E. Atha 6145, United States of America
• D. E. Atha 6159, United States of America
• D. E. Atha 6919, United States of America
• D. E. Atha 6974, United States of America
• D. E. Atha 6975, United States of America
• D. E. Atha 8251, United States of America
• D. E. Atha 6915, United States of America
• D. E. Atha 8817, United States of America
• D. E. Atha 8519, United States of America
• D. E. Atha 8522, United States of America
• D. E. Atha 9528, United States of America
• D. E. Atha 9728, United States of America
• D. E. Atha 11779, United States of America
• D. E. Atha 14987, United States of America
• D. E. Atha 15004, United States of America
• D. E. Atha 15005, United States of America
• D. E. Atha 14283, United States of America
• D. E. Atha 14348, United States of America
• D. E. Atha 13957, United States of America

• Ulmus americana L.