• S. L. Welsh 21008, United States of America
• J. B. Walker 1686, United States of America
• D. E. Atha 7196, United States of America
• D. E. Atha 7264, United States of America
• D. E. Atha 7271, United States of America
• D. E. Atha 2552, United States of America
• D. E. Atha 9537, United States of America
• D. E. Atha 9532, United States of America
• D. E. Atha 9799, United States of America
• D. E. Atha 9974, United States of America
• D. E. Atha 10025, United States of America
• D. E. Atha 10381, United States of America
• D. E. Atha 10379, United States of America
• D. E. Atha 11786, United States of America
• D. E. Atha 11780, United States of America
• D. E. Atha 9722, United States of America
• J. K. Small s.n., United States of America
• J. R. Crutchfield 1621, United States of America
• F. F. Forbes s.n., United States of America
• F. F. Forbes s.n., United States of America
• H. C. Hanson A902, United States of America
• M. A. Vincent 13964, United States of America
• C. O. Grassl 3225, United States of America
• C. O. Grassl 5488, United States of America
• R. T. Clausen 7888, United States of America
• E. J. Palmer 40411, United States of America
• Collector unspecified s.n., United States of America
• C. K. Dodge s.n., United States of America
• J. M. Macoun 78999, Canada
• J. Macoun 26874, Canada
• J. Macoun 26876, Canada
• J. Macoun 26875, Canada
• F. W. Johnson 180, Canada
• J. L. C. Marie-Victorin 4314, Canada
• Frère Rolland-Germain 10125, Canada
• D. E. Boufford 2544, United States of America
• Fabius 536, United States of America
• A. S. DuBois 65, United States of America
• C. E. Moldenke 1574a, United States of America
• Collector unknown s.n., United States of America
• Collector unknown 6, United States of America
• K. M. Wiegand 2087, United States of America
• R. G. Poland s.n., United States of America
• G. E. Howard 2925, United States of America
• A. M. Ottley 2924, United States of America
• E. J. Palmer 43331, United States of America
• C. A. Hollick s.n., United States of America
• W. H. Leggett s.n.
• Collector unspecified 26
• J. D. Dwyer s.n., United States of America
• Collector unspecified 25
• Collector unspecified s.n.
• A. E. Jenkins 4, United States of America
• A. E. Jenkins 5, United States of America
• Collector unknown 114
• O. A. Phelps 352, United States of America
• N. L. Britton s.n., United States of America
• N. L. Britton s.n., United States of America
• C. F. Millspaugh 4048, United States of America
• B. H. Long 16078, United States of America
• T. F. Lucy 2430, United States of America
• H. B. Meredith s.n., United States of America
• B. H. Long 3407, United States of America
• W. H. Leggett s.n., United States of America
• E. P. Bicknell 756, United States of America
• E. P. Bicknell 704, United States of America
• E. P. Bicknell 775, United States of America
• Collector unknown s.n., United States of America
• C. C. Curtis s.n.
• H. M. Raup 7353, United States of America
• J. H. Lehr 472, United States of America
• W. H. Leggett s.n., United States of America
• W. H. Leggett s.n.
• Collector unspecified s.n., United States of America
• Collector unspecified s.n., United States of America
• W. C. Ferguson 4903, United States of America
• W. C. Ferguson 7480, United States of America
• W. C. Ferguson s.n., United States of America
• W. C. Ferguson 5488, United States of America
• W. C. Ferguson s.n., United States of America
• W. C. Brumbach 8554, United States of America
• I. C. Martindale 2515, United States of America
• J. J. Carter s.n., United States of America
• E. W. Wood 4235, United States of America
• A. A. Heller 4921, United States of America
• A. A. Heller 4920, United States of America
• C. R. Ball 2590, United States of America
• C. R. Ball 2591, United States of America
• C. R. Ball 2592, United States of America
• H. R. Totten s.n., United States of America
• G. W. Argus 11386, United States of America
• A. M. Ottley 1783, United States of America
• P. J. Crutchfield 483, United States of America
• J. K. Small s.n., United States of America
• J. K. Small s.n., United States of America
• T. G. Harbison 13926, United States of America
• Collector unknown s.n., United States of America
• H. E. Ahles 53224, United States of America
• H. E. Ahles 53223, United States of America
• J. Fairey 674, United States of America
• J. Fairey 524, United States of America
• F. A. Gilbert 618, United States of America
• L. G. Williams 685, United States of America
• C. R. Ball 2606, United States of America
• G. E. Douglass s.n., United States of America
• E. J. Grimes 3392, United States of America
• N. L. Britton s.n., United States of America
• H. A. Allard 3649, United States of America
• E. J. Grimes 3487, United States of America
• E. W. Wood 4453, United States of America
• H. A. Allard 7238, United States of America
• C. R. Ball 3006, United States of America
• C. R. Ball 3006, United States of America
• C. R. Ball 3006, United States of America
• H. A. Allard 9313, United States of America
• H. A. Allard 434, United States of America
• H. A. Allard 5030, United States of America
• C. R. Ball 2593, United States of America
• P. Wilson s.n., United States of America
• P. Wilson s.n., United States of America
• L. M. Snow s.n., United States of America
• T. C. Porter 2516, United States of America
• G. H. Shull 417, United States of America
• C. R. Ball 2736, United States of America
• C. R. Ball 2737, United States of America
• C. R. Ball 2733, United States of America
• W. D. Longbottom 8907, United States of America
• W. D. Longbottom 8599, United States of America
• W. D. Longbottom 8577, United States of America
• Collector unspecified s.n., United States of America
• E. J. Palmer 35973, United States of America
• Collector unspecified s.n., United States of America
• Collector unspecified s.n., United States of America
• E. P. Bicknell 779, United States of America
• C. C. Deam s.n., United States of America
• A. A. Heller 4913, United States of America
• M. C. Metz 2466, United States of America
• C. K. Dodge 151, United States of America
• C. K. Dodge 155, United States of America
• E. J. Palmer 35414, United States of America
• H. D. House 1910, United States of America
• R. D. Thomas 141148, United States of America
• D. Dixon 1116, United States of America
• Collector unspecified 80, United States of America
• R. E. Shanks 15459, United States of America
• G. C. Jones 4003, United States of America
• A. Ruth 161, United States of America
• R. E. Shanks 15459, United States of America
• A. L. Price 461, United States of America
• E. J. Palmer 12885, United States of America
• J. R. Crutchfield 1269, United States of America
• R. Runyon 1105, United States of America
• E. J. Palmer 42558, United States of America
• E. J. Palmer 17327, United States of America
• C. R. Ball 2747, United States of America
• E. J. Palmer 35203, United States of America
• R. K. Godfrey 54454, United States of America
• E. J. Palmer 35281, United States of America
• R. K. Godfrey 54479, United States of America
• R. K. Godfrey 54447, United States of America
• R. K. Godfrey 54691, United States of America
• R. K. Godfrey 54621, United States of America
• R. K. Godfrey 54680, United States of America
• W. T. Kittredge 935, United States of America
• G. W. Argus 11501, United States of America
• H. L. Monoson 28, United States of America
• T. G. Harbison 18, United States of America
• R. M. Harper 1499, United States of America
• S. T. Olney s.n., United States of America
• F. Montgomery 22493, United States of America
• G. F. Buddell, Magnoliophyta; North America
• M. E. Wharton 2081, United States of America
• M. E. Wharton 4479, United States of America
• M. E. Wharton 1878, United States of America
• M. E. Wharton 6123, United States of America
• J. L. Gentry, Magnoliophyta; North America
• C. A. Morse 10533, United States of America
• Collector unspecified 1254, United States of America
• W. H. Horr 4032, United States of America
• V. L. Harms 1614, United States of America
• E. J. Palmer 41822, United States of America
• R. D. Dorn 10215, United States of America
• G. J. Goodman 2980, United States of America
• G. J. Goodman 2979, United States of America
• W. Hess 7489, United States of America
• R. D. Thomas 156075, United States of America
• A. Hayden 1031, United States of America
• Bigelow s.n., United States of America
• X. M. Gaines 240, United States of America
• C. L. Pollard 37, United States of America
• M. S. Bebb 19, United States of America
• G. N. Jones 11582, United States of America
• G. N. Jones 11425, United States of America
• V. H. Chase 3841, United States of America
• G. N. Jones 11258, United States of America
• M. S. Bebb s.n., United States of America
• V. H. Chase 10262, United States of America
• V. H. Chase 10527, United States of America
• I. W. Clokey 2408, United States of America
• G. N. Jones 11382, United States of America
• G. N. Jones 11290, United States of America
• G. N. Jones 11195, United States of America
• V. H. Chase 10262, United States of America
• G. N. Jones 11385, United States of America
• G. N. Jones 11742, United States of America
• G. N. Jones 13606, United States of America
• G. N. Jones 11987, United States of America
• G. N. Jones 11245, United States of America
• G. N. Jones 11183, United States of America
• E. J. Palmer 14830, United States of America
• G. S. Winterringer s.n., United States of America
• G. N. Jones 35081, United States of America
• R. A. Evers 26, United States of America
• M. S. Bebb s.n., United States of America
• Collector unspecified s.n., United States of America
• M. S. Bebb s.n., United States of America
• M. S. Bebb 112, United States of America
• M. S. Bebb 113, United States of America
• Collector unspecified 104, United States of America
• M. S. Bebb s.n., United States of America
• H. C. Skeels 103, United States of America
• C. C. Deam 12141, United States of America
• J. W. T. Duvel 4, United States of America
• R. F. Griggs 19, United States of America
• O. K. Stark 304, United States of America
• E. J. Grimes 793, United States of America
• E. J. Grimes 793, United States of America
• Collector unspecified s.n., United States of America
• M. McKee 1258, United States of America
• M. McKee s.n., United States of America
• S. McCoy 4351, United States of America
• C. M. Ek s.n., United States of America
• C. M. Ek s.n., United States of America
• E. J. Grimes 792, United States of America
• E. J. Grimes 792, United States of America
• E. J. Grimes 792, United States of America
• C. N. Horn 7947, United States of America
• C. C. Deam 8263, United States of America
• A. R. Bechtel 12356, United States of America
• C. C. Deam 43011, United States of America
• F. W. Johnson 2685, United States of America
• Collector unspecified 1291, United States of America
• Collector unspecified 1291, United States of America
• C. C. Deam 27295, United States of America
• C. C. Deam 27694, United States of America
• C. C. Deam 34115, United States of America
• C. C. Deam 27842, United States of America
• C. C. Deam 30201, United States of America
• H. K. D. Eggert 14826
• G. Engelmann s.n.
• J. Davis 611, United States of America
• B. F. Bush 1106, United States of America
• Collector unknown 280
• H. K. D. Eggert s.n., United States of America
• B. F. Bush 663, United States of America
• B. F. Bush 6626, United States of America
• J. Davis 956, United States of America
• J. Davis 1057, United States of America
• J. Davis 1326, United States of America
• S. D. Swanson 622, United States of America
• J. H. Schuette s.n., United States of America
• Collector unspecified s.n., United States of America
• S. R. Ziegler 1440, United States of America
• J. H. Schuette s.n., United States of America
• G. W. Argus 11521, United States of America
• H. H. Muntz 8682, United States of America
• J. D. Ray Jr. 4932, United States of America
• R. D. Thomas 112240, United States of America
• R. T. Clausen 7713, United States of America
• D. Demarée 27586, United States of America
• M. C. Johnston 53-697, United States of America
• R. D. Dorn 9168, United States of America
• R. D. Dorn 9170, United States of America
• J. F. Pruski 2434, United States of America
• R. D. Thomas 22589, United States of America
• J. Purrington 53, United States of America
• J. K. Small 11773, United States of America
• A. H. Curtiss 4524, United States of America
• F. E. Lloyd 289
• G. F. Buddell, Magnoliophyta; North America
• A. B. Langlois 314, United States of America
• C. R. Ball 477, United States of America
• C. R. Ball 480, United States of America
• C. R. Ball 377, United States of America
• C. R. Ball 399, United States of America
• R. D. Thomas 128470, United States of America
• J. R. Crutchfield 1651, United States of America
• R. D. Dorn 9182, United States of America
• R. D. Dorn 10302, United States of America
• R. D. Dorn 10210, United States of America
• J. K. Small 11540, United States of America
• G. T. Robbins 2404, United States of America
• U. T. Waterfall 425, United States of America
• H. W. Houghton 3725, United States of America
• G. W. Stevens 2068, United States of America
• G. W. Stevens 125, United States of America
• G. J. Goodman 4114, United States of America
• E. J. Palmer 41903, United States of America
• R. D. Dorn 10355, United States of America
• R. D. Dorn 10356, United States of America
• R. D. Dorn 10354, United States of America
• R. D. Dorn 10352, United States of America
• R. D. Dorn 10350, United States of America
• R. D. Dorn 10357, United States of America
• V. L. Cory 50162, United States of America
• V. L. Cory 50084, United States of America
• V. L. Cory 50469, United States of America
• V. L. Cory 50541, United States of America
• E. J. Palmer 33904, United States of America
• M. C. Metz s.n., United States of America
• M. C. Metz s.n., United States of America
• D. S. Correll 35699, United States of America
• J. W. Kessler 6926, United States of America
• R. Skinner 26, United States of America
• L. C. Higgins 7132, United States of America
• E. J. Palmer 34353, United States of America
• D. S. Correll 33317, United States of America
• D. S. Correll 22123, United States of America
• V. L. Cory 44533, United States of America
• D. S. Correll 38272, United States of America
• R. D. Dorn 9739, United States of America
• R. D. Dorn 9741, United States of America
• R. D. Dorn 9738, United States of America
• R. D. Dorn 9740, United States of America
• R. D. Dorn 9737, United States of America
• R. D. Dorn 9742, United States of America
• D. S. Correll 29902, United States of America
• B. F. Bush 97, United States of America
• V. L. Cory 53340, United States of America
• G. W. Argus 12140, United States of America
• D. S. Correll 36946, United States of America
• M. C. Metz s.n., United States of America
• H. R. Reed s.n., United States of America
• M. C. Metz s.n., United States of America
• V. L. Cory 53762, United States of America
• B. F. Bush 2, United States of America
• B. F. Bush 96, United States of America
• R. D. Dorn 10213, United States of America
• A. M. McCullough 42, United States of America
• V. L. Cory 53370, United States of America
• V. L. Cory 51741, United States of America
• Salix nigra Marshall
• D. E. Atha 14978, United States of America
• Salix nigra Marshall
• R. Decandido CP2, United States of America
• Collector unspecified s.n., United States of America
• Salix nigra Marshall
• Salix nigra Marshall
• Salix nigra Marshall
• J. Fowler s.n., Canada
• J. L. C. Marie-Victorin 34140, Canada
• D. Demarée 19063, United States of America
• D. Demarée 13582, United States of America
• D. Demarée 13770, United States of America
• D. Demarée 22965, United States of America
• D. Demarée 14193, United States of America
• D. Demarée 22996, United States of America
• D. Demarée 14352, United States of America
• D. Demarée 16826, United States of America
• D. Demarée 16828, United States of America
• D. Demarée 13480, United States of America
• D. Demarée 14441, United States of America
• D. Demarée 16868, United States of America
• D. Demarée 16830, United States of America
• D. Demarée 20783A, United States of America
• D. Demarée 20824, United States of America
• D. Demarée 18788, United States of America
• D. Demarée 17300, United States of America
• D. Demarée 16768, United States of America
• D. Demarée 16769, United States of America
• D. Demarée 16869, United States of America
• D. Demarée 22047, United States of America
• D. Demarée 14788, United States of America
• D. Demarée 13595, United States of America
• D. Demarée 14235, United States of America
• D. Demarée 20780, United States of America
• D. Demarée 21892, United States of America
• D. Demarée 13839, United States of America
• D. Demarée 13820, United States of America
• D. Demarée 13501, United States of America
• D. Demarée 12312, United States of America
• D. Demarée 13090, United States of America
• D. Demarée 12379, United States of America
• D. Demarée 12310, United States of America
• D. Demarée 12384, United States of America
• D. Demarée 12331, United States of America
• D. Demarée 13173, United States of America
• D. Demarée 12341, United States of America
• D. Demarée 13090, United States of America
• D. Demarée 12100A, United States of America
• D. Demarée 12309, United States of America
• D. Demarée 12246, United States of America
• D. Demarée 12247, United States of America
• D. Demarée 20777, United States of America
• D. Demarée 11999, United States of America
• D. Demarée 12357, United States of America
• D. Demarée 12356, United States of America
• D. Demarée 19686, United States of America
• D. Demarée 20918, United States of America
• D. Demarée 11316, United States of America
• D. Demarée 11320, United States of America
• P. A. Rydberg 423, United States of America
• D. Demarée 14106, United States of America
• D. Demarée 14787, United States of America
• D. Demarée 16660, United States of America
• D. Demarée 23356, United States of America
• D. Demarée 24012, United States of America
• D. Demarée 23940, United States of America
• D. Demarée 14885, United States of America
• D. Demarée 14937, United States of America
• D. Demarée 14727, United States of America
• D. Demarée 15948, United States of America
• D. Demarée 18914, United States of America
• D. Demarée 20868, United States of America
• D. Demarée 18881, United States of America
• D. Demarée 20876, United States of America
• D. Demarée 21741, United States of America
• D. Demarée 20789A, United States of America
• D. Demarée 21096, United States of America
• D. Demarée 16972, United States of America
• D. Demarée 17196, United States of America
• D. Demarée 17041, United States of America
• D. Demarée 14466, United States of America
• D. Demarée 16587, United States of America
• D. Demarée 14390, United States of America
• D. Demarée 14440, United States of America
• D. Demarée 14642, United States of America
• D. Demarée 14593, United States of America
• D. Demarée 19252, United States of America
• J. R. Crutchfield 1308, United States of America
• X. M. Gaines 192, United States of America
• J. R. Crutchfield 1276, United States of America
• D. S. Correll 32476, United States of America
• D. S. Correll 32476, United States of America
• D. S. Correll 32475, United States of America
• J. R. Crutchfield 2885, United States of America
• D. Demarée 1456, United States of America
• D. Demarée 14832, United States of America
• D. Demarée 14568, United States of America
• D. Demarée 16477, United States of America
• D. Demarée 20842, United States of America
• D. Demarée 13759, United States of America
• D. Demarée 14377, United States of America
• D. Demarée 14606, United States of America
• D. Demarée 14455, United States of America
• D. Demarée 13572, United States of America
• D. Demarée 20934, United States of America
• Collector unspecified 111, United States of America
• Collector unspecified, United States of America
• D. Demarée 21953, United States of America
• D. Demarée 27595, United States of America
• R. D. Thomas 148932, United States of America
• D. Demarée 14456, United States of America
• R. D. Thomas 142602, United States of America
• D. Demarée 15211, United States of America
• D. Demarée 18989, United States of America
• D. Demarée 15325, United States of America
• D. Demarée 14626, United States of America
• S. A. Mori 28043, United States of America
• E. Whitehouse 604, United States of America
• E. Whitehouse 249, United States of America
• E. Whitehouse 9749, United States of America
• E. Whitehouse 9865, United States of America
• E. Whitehouse 9570, United States of America
• E. Whitehouse 9625, United States of America
• E. Whitehouse 9713, United States of America
• E. Whitehouse 11406, United States of America
• E. Whitehouse 9938, United States of America
• E. Whitehouse 15304, United States of America
• E. Whitehouse s.n., United States of America
• R. K. Godfrey 54589, United States of America
• D. Demarée 27601, United States of America
• F. J. Lindheimer 1189, United States of America
• W. C. Ferguson s.n., United States of America
• A. M. Cunningham 313, United States of America
• E. J. Grimes 915, United States of America
• C. C. Deam 43011, United States of America
• Illegible collector name s.n., United States of America
• E. Whitehouse 10940, United States of America
• F. C. Seymour 1169, United States of America
• F. R. Fosberg 30983, United States of America
• J. Hartling 4025, United States of America
• J. Hartling 2265, United States of America
• J. Hartling 3830, United States of America
• R. D. Thomas 160637, United States of America
• B. M. Boom 335, United States of America
• W. L. Tolstead 7315, United States of America
• M. H. Nee 27250, United States of America
• M. H. Nee 27220, United States of America
• M. H. Nee 27221, United States of America
• M. H. Nee 56303, United States of America
• M. H. Nee 27254, United States of America
• M. H. Nee 27168, United States of America
• M. H. Nee 27223, United States of America
• M. H. Nee 27225, United States of America
• M. H. Nee 27219, United States of America
• M. H. Nee 27218, United States of America
• M. H. Nee 27307, United States of America
• M. H. Nee 27309, United States of America
• M. H. Nee 24331, United States of America
• M. H. Nee 55453, United States of America
• F. J. Hermann 10361, United States of America
• N. Taylor 2340, United States of America
• Salix nigra Marshall
• Salix nigra Marshall
• Salix nigra Marshall
• Salix nigra Marshall
• Salix nigra Marshall
• Salix nigra Marshall
• W. R. Smith 27396, United States of America
• W. R. Smith 27181, United States of America
• W. R. Smith 27233, United States of America
• W. R. Smith 26749, United States of America
• D. Goldman 3760, United States of America
• T. G. Yuncker 1490, United States of America
• T. G. Yuncker 1489, United States of America
• T. G. Yuncker 1440, United States of America
• T. G. Yuncker 1442, United States of America
• W. H. Welch 1307, United States of America
• W. H. Welch 697, United States of America
• G. V. Nash 108, United States of America
• G. V. Nash 108, United States of America
• C. L. Lundell 13779, United States of America
• C. L. Lundell 13779, United States of America
• C. L. Lundell 13359, United States of America
• C. L. Lundell 13793, United States of America
• C. L. Lundell 13359, United States of America
• C. L. Lundell 13360, United States of America
• C. L. Lundell 13852, United States of America
• C. L. Lundell 13814, United States of America
• C. L. Lundell 13361, United States of America
• H. A. Senn 1829, Canada
• C. H. Müller 8569, United States of America
• J. L. C. Marie-Victorin 56380, Canada
• C. Bergman 602, United States of America
• R. F. C. Naczi 16763, United States of America
• K. M. Wiegand 30, United States of America
• K. M. Wiegand 890, United States of America
• Collector unspecified s.n.
• Collector unspecified s.n.
• Collector unspecified s.n.
• Collector unspecified s.n.
• Collector unknown s.n.
• Collector unknown s.n.
• W. H. Seaman s.n.
• Collector unspecified s.n.
• M. Essick 5165
• Collector unknown s.n., United States of America
• Collector unknown s.n., United States of America
• Collector unspecified s.n., United States of America
• Collector unspecified s.n., United States of America
• Buckley s.n., United States of America
• G. Arsène 12011, United States of America
• R. D. Dorn 10358, United States of America
• W. A. Weber 18263, United States of America
• E. C. Leonard 390, United States of America
• E. C. Leonard 382, United States of America
• C. L. Pollard 23, United States of America
• F. S. Earle, United States of America
• F. S. Earle s.n., United States of America
• F. S. Earle s.n., United States of America
• G. E. Howard 3756, United States of America
• F. Blanchard s.n., United States of America
• B. F. Bush 5368, United States of America
• D. Demarée 12313, United States of America
• J. Davis 662, United States of America
• J. Davis 1037, United States of America
• Collector unspecified s.n., United States of America
• H. G. Jesup 2514, United States of America
• W. C. Ferguson 6103, United States of America
• E. Hall 613, United States of America
• E. Hall 613, United States of America
• G. L. Fisher 2292, United States of America
• A. J. Grout s.n., United States of America
• E. A. Mearns 613, United States of America
• Collector unspecified s.n., United States of America
• W. R. Maxon 25, United States of America
• W. C. Ferguson 5468, United States of America
• M. E. Jones s.n., United States of America
• A. Commons s.n., United States of America
• G. T. Hastings s.n., United States of America
• G. T. Hastings s.n., United States of America
• L. M. Snow s.n., United States of America
• T. Drummond s.n., United States of America
• T. Morong s.n., United States of America
• W. H. Leggett s.n., United States of America
• C. W. Short s.n., United States of America
• Collector unspecified 39, United States of America
• T. Morong s.n., United States of America
• Collector unknown 1230, United States of America
• W. C. Ferguson 5561, United States of America
• B. F. Bush 6726, United States of America
• G. W. Letterman s.n., United States of America
• B. F. Bush 5345, United States of America
• B. F. Bush 1011, United States of America
• H. G. Jesup s.n., United States of America
• B. F. Bush 1252, United States of America
• W. C. Ferguson 4859, United States of America
• W. C. Ferguson 5641, United States of America
• Collector unspecified 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. P. Sartwell s.n., United States of America
• H. P. Sartwell s.n., United States of America
• H. P. Sartwell s.n., United States of America
• H. P. Sartwell s.n., United States of America
• H. P. Sartwell s.n., United States of America
• E. Hall s.n., United States of America
• F. E. Fenno 384, United States of America
• Collector unknown s.n., United States of America
• D. Demarée 12442, United States of America
• J. Davis 1226, United States of America
• J. Davis 1162, United States of America
• J. Davis 1231, United States of America
• J. Davis 1171A, United States of America
• J. Davis 1154, United States of America
• H. N. Moldenke 4051, United States of America
• C. A. Brown 1678, United States of America
• B. F. Bush 651, United States of America
• B. F. Bush 640, United States of America
• B. F. Bush 648, United States of America
• S. F. Price s.n., United States of America
• N. Taylor 1800, United States of America
• J. Hale s.n., United States of America
• J. Hale s.n., United States of America
• W. C. Ferguson s.n., United States of America
• D. Demarée 1217, United States of America
• K. K. Mackenzie 5811, United States of America
• F. W. Hunnewell 3592, United States of America
• E. J. Palmer 12916, United States of America
• E. J. Palmer 12847, United States of America
• E. J. Palmer 13027, United States of America
• K. K. Mackenzie 5859, United States of America
• D. Demarée 12161, United States of America
• E. J. Palmer 12862, United States of America
• E. J. Palmer 13685, United States of America
• D. Demarée 27620, United States of America
• C. C. Deam s.n., United States of America
• H. L. Blomquist 2923, United States of America
• T. G. Harbison 10, United States of America
• B. F. Bush 15805, United States of America
• W. H. Haller s.n., United States of America
• Collector unspecified s.n., United States of America
• Bebb s.n., United States of America
• D. T. MacDougal s.n., United States of America
• D. T. MacDougal s.n., United States of America
• Collector unspecified s.n., United States of America
• Collector unspecified s.n., United States of America
• F. Tweedy s.n., United States of America
• K. K. Mackenzie s.n., United States of America
• C. F. Millspaugh 105, United States of America
• C. F. Millspaugh 113, United States of America
• Collector unspecified 5945, United States of America
• A. R. Bechtel 17258, United States of America
• I. A. Ungar 740, United States of America
• I. A. Ungar 740, United States of America
• S. Goodrich 20280, United States of America
• S. Goodrich 20279, United States of America
• J. K. Small 12462, United States of America
• T. H. Kearney s.n., United States of America
• J. W. Chickering Jr. s.n., United States of America
• J. W. Chickering Jr. s.n., United States of America
• A. Ruth 224, United States of America
• M. H. Nee 56302, United States of America
• M. H. Nee 16782-b, United States of America
• M. H. Nee 16199, United States of America
• M. H. Nee 16782a, United States of America
• R. T. Johnson 178, United States of America
• R. D. Whetstone 9378, United States of America
• R. R. Haynes 7156, United States of America
• D. Demarée 12011, United States of America
• C. R. Ball 18, United States of America
• C. R. Ball 13, United States of America
• C. R. Ball 14, United States of America
• C. R. Ball 15, United States of America
• C. R. Ball 11, United States of America
• C. R. Ball 2, United States of America
• C. R. Ball 16, United States of America
• C. R. Ball 32, United States of America
• C. R. Ball 33, United States of America
• C. R. Ball 31, United States of America
• R. A. Davidson 1901, United States of America
• R. A. Evers 67, United States of America
• M. H. Nee 27297, United States of America
• M. H. Nee 27295, United States of America
• S. R. Hill 16196, United States of America
• S. R. Hill 13707, United States of America
• S. R. Hill 13701, United States of America
• S. R. Hill 10076, United States of America
• S. R. Hill 38460, United States of America
• S. R. Hill 3953, United States of America
• S. R. Hill 14009, United States of America
• S. R. Hill 13968, United States of America
• S. R. Hill 16217, United States of America
• S. R. Hill 8996, United States of America
• S. R. Hill 38027, United States of America
• S. R. Hill 38020, United States of America
• S. R. Hill 33765, United States of America
• P. H. Raven 27154, United States of America
• Salix nigra Marshall

• D. E. Atha 10379, United States of America
• D. E. Atha 10381, United States of America
• D. E. Atha 7264, United States of America
• D. E. Atha 7271, United States of America
• D. E. Atha 7196, United States of America
• D. E. Atha 9532, United States of America
• D. E. Atha 9537, United States of America
• D. E. Atha 9722, United States of America
• D. E. Atha 9799, United States of America
• D. E. Atha 9974, United States of America
• D. E. Atha 10025, United States of America
• D. E. Atha 11780, United States of America
• D. E. Atha 11786, United States of America
• D. E. Atha 14978, United States of America

• Salix nigra Marshall