 | Alnus glutinosa | GB, VC6 North Somerset, Pensford | Harold Stuart Thompson | Harold Stuart Thompson | 14/3/1936 | BIRM |
| Alnus glutinosa | GB, VC31 Huntingdonshire, Holme Fen | | Frederick Townsend | | SLBI |
| Alnus glutinosa var. incisa | GB, VC63 South-west Yorkshire, Pontefract | William West | George Stephen West
William West | 7/1906 | BIRM |
| Alnus glutinosa | GB, VC63 South-west Yorkshire, Bingley | William West | George Stephen West
William West | 6/1903 | BIRM |
| Alnus glutinosa | GB, VC63,VC64, Saltaire | William West | George Stephen West | 1878 | BIRM |
| Alnus glutinosa | GB, VC2 East Cornwall, Launceston | William Wise | William Wise | 3/1883 | LAUS |
| Alnus glutinosa subsp. glutinosa | GB, VC73 Kirkcudbrightshire, Galloway | | | | SLBI |
| Alnus glutinosa subsp. glutinosa | GB, VC21 Middlesex, Hampstead Heath | Charles Avery | | 15/8/1941 | SLBI |
| Alnus incana | GB, VC38 Warwickshire, Edgbaston | C R Sladden | Flora of Warwickshire Voucher Specimen | 4/10/1973 | BIRM |
| Alnus incana | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Watson Botanical Exchange Club
Joseph Edward Little | 28/7/1922 | SLBI |
| Alnus incana | GB, VC62 North-east Yorkshire, Thirsk | Douglas Montague Heath | Douglas Montague Heath | 13/7/1939 | BIRM |
| Alnus incana | GB, VC62 North-east Yorkshire, Thirsk | Douglas Montague Heath | | 13/7/1939 | BIRM |
| Alnus incana | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | | 2/1922 | SLBI |
| Alnus incana | GB, VC90 Angus, Glen Clova | Ursula Katherine Duncan | Job Edward Lousley | 8/1961 | SLBI |
| Alnus incana | GB, VC62 North-east Yorkshire, Kepwick | Catherine Muriel Rob | Catherine Muriel Rob | 13/7/1939 | SLBI |
| Alnus incana | GB, VC69 Westmorland, Arnside | William Harold Pearsall | Harold Stuart Thompson | 16/8/1922 | BIRM |
| Alnus incana | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Watson Botanical Exchange Club
Harold Stuart Thompson | 28/7/1922 | BIRM |
| Alnus serrulata | US, FL, Santa Rosa County, Berrydale | E.S. Ford | Florida State University, Robert K. Godfrey Herbarium | 24/8/1957 | FSU |
| Alnus serrulata | US, FL, Bay County, Crooked Creek | Loran C Anderson | | 24/8/2001 | FSU |
| Alnus serrulata | US, FL, Gadsden County, McIntosh Creek | Loran C Anderson | | 10/7/1976 | FSU |
| Alnus serrulata | US, FL, Franklin County, Cape St. George Island | Loran C Anderson | | 23/5/1985 | FSU |
| Alnus serrulata | US, FL, Gadsden County, Concord | Loran C Anderson | Florida State University, Robert K. Godfrey Herbarium | 8/10/2013 | FSU |
| Alnus serrulata | US, FL, Okaloosa County, Fred Gannon Rocky Bayou State Recreation Area | Loran C Anderson | | 5/5/1994 | FSU |
| Alnus serrulata | US, FL, Franklin County, Apalachicola | Loran C Anderson | | 27/9/1985 | FSU |
| Alnus serrulata | US, FL, Bay County, Econfina Creek | Loran C Anderson | Florida State University, Robert K. Godfrey Herbarium | 30/11/2001 | FSU |
| Alnus serrulata | US, FL, Washington County, Cedar tree Landing Road | Loran C Anderson | Loran C Anderson | 22/6/1990 | FSU |
| Alnus serrulata | US, FL, Leon County, Frenchman Creek | Loran C Anderson | | 12/6/1981 | FSU |
| Alnus serrulata | US, FL, Calhoun County, Blountstown | Loran C Anderson | Robert K Godfrey | 24/6/1996 | FSU |
| Alnus serrulata | US, FL, Gadsden County, Gretna | Loran C Anderson | Robert K Godfrey | 7/10/1991 | FSU |
| Alnus serrulata | US, FL, Liberty County, Hosford | Loran C Anderson | | 8/5/1980 | FSU |
| Alnus serrulata | US, FL, Franklin County, Apalachicola | Loran C Anderson | | 26/4/1985 | FSU |
| Alnus serrulata | US, FL, Franklin County, Ochlockonee River | Loran C Anderson | | 4/5/2012 | FSU |
| Alnus serrulata | US, FL, Franklin County, Sumatra | Loran C Anderson | | 24/1/1986 | FSU |
| Alnus serrulata | US, FL, Leon County, Harvey Creek | Loran C Anderson | | 18/6/2009 | FSU |
| Alnus serrulata | US, FL, Gadsden County, Greensboro | Loran C Anderson | Florida State University, Robert K. Godfrey Herbarium | 19/11/2011 | FSU |
| Alnus serrulata | US, FL, Liberty County, Telogia | Loran C Anderson | | 3/7/2001 | FSU |
| Alnus serrulata | US, FL, Franklin County, Scipio Creek | A. Redmond
C.S. Gidden
Sydney T. Brinson
W. Miley | | 9/7/1982 | FSU |
| Alnus serrulata | US, FL, Escambia County, Pensacola Bay | Andre F Clewell | | 5/11/1975 | FSU |
| Alnus serrulata | US, FL, Putnam County, Interlachen | Angus Gholson
R.W. Simons | Robert K Godfrey | 28/6/1984 | FSU |
| Alnus serrulata | US, FL, Bay County, Deer Point Lake | Robert K Godfrey | | 21/5/1976 | FSU |
