| Arum maculatum | GB, VC38 Warwickshire, Lapworth | D A Perks | | 28/4/1959 | ABS |
| Arum maculatum | GB, VC39 Staffordshire, Tatenhill | Philip Brookes Mason | Philip Brookes Mason | 4/1872 | BON |
| Arum maculatum | GB, VC40 Shropshire, Pulverbach | Richard de Gylpyn Benson | | 6/1891 | SHYB |
| Arum maculatum | GB, VC49,VC50, Bettws-y-coed | | Langley Kitching | 20/5/1881 | BIRM |
| Arum maculatum | GB, VC57 Derbyshire, Matlock Bath | Brian William Fox | | 4/1957 | BON |
| Arum maculatum | GB, VC58 Cheshire, Dane Valley | | F S Bennett | | BON |
| Arum maculatum | GB, VC62 North-east Yorkshire, Airyholme | William A Mudd | George Stephen West | 4/5/1852 | BIRM |
| Arum maculatum | GB, VC63 South-west Yorkshire, Bolton Woods | William West | George Stephen West William West | 5/1906 | BIRM |
| Arum maculatum | GB, VC63 South-west Yorkshire, Ravenfield | | | 5/1874 | ABS |
| Arum maculatum | GB, VC63 South-west Yorkshire, Ravenfield | | | 5/1874 | ABS |
| Arum maculatum | GB, VC64 Mid-west Yorkshire, Askham | Harold Stuart Thompson | Harold Stuart Thompson | 5/1903 | BIRM |
| Arum maculatum | GB, VC64 Mid-west Yorkshire, Saltaire | William West | George Stephen West William West | 5/1893 | BIRM |
| Arum maculatum | GB, VC69 Westmorland, Furness Abbey | | | | ABS |
+ | Arum maculatum | GB, VC88 Mid Perthshire, Keltie | J Henderson | | 6/1869 | PTH |
+ | Arum maculatum | GB, VC89 East Perthshire, Barnhill | Francis Buchanan White | | 12/5/1893 | PTH |
+ | Arum maculatum | GB, VC89 East Perthshire, Kinfauns | Alfred William Brown | | 15/5/1894 | PTH |
+ | Arum maculatum | GB, VC89 East Perthshire, Kinnoull Kirk | | | 1870 | PTH |
+ | Arum maculatum | GB, VC89 East Perthshire, Quarrymill | Robert Hunt Meldrum | | 10/5/1914 | PTH |
+ | Arum maculatum | GB, Perthshire, Springlands | Francis Buchanan White | | 24/5/1870 | PTH |
| Arum maculatum | GB, VC90 Angus, Bridge of Dun | | | 5/1842 | BON |
| Arum maculatum | GB, VC90 Angus, Bridge of Dun | Andrew Kerr | | 5/1842 | BON |
| Arum maculatum | IE, VCH21 Co. Dublin, Rathfarnham | Robert Lloyd Praeger | Robert Lloyd Praeger | 7/5/1902 | DBC |
+ | Arum triphyllum | GB, England, Hull Botanic Garden Cultivated | | | 5/1835 | MANCH |
+ | Asclepias | | | John Hutton Balfour | | PTH |
+ | Asclepias tuberosa | | | | 8/1834 | MANCH |
+ | Asclepias tuberosa | US, Philadelphia | | Gavin Watson John Hutton Balfour | 1841 | PTH |
+ | Asclepias variegata | | | | 23/7/1834 | MANCH |
| Asimina angustifolia | US, FL, Leon County, Lake Jackson | Robert Kral | Florida State University, Robert K. Godfrey Herbarium | 7/5/1957 | FSU |
| Asimina longifolia var. spatulata | US, FL, Jefferson County | Robert K Godfrey | | 3/5/1957 | FSU |
| Asimina longifolia var. spatulata | US, FL, Washington County | Robert Kral Robert K Godfrey | | 13/9/1956 | FSU |
| Asimina longifolia var. spatulata | US, FL, Washington County | Robert Kral | | 27/5/1956 | FSU |
| Asimina longifolia var. spatulata | US, FL, Leon County | Robert Kral | | | FSU |
| Asimina longifolia var. spatulata | US, FL, Franklin County | Robert Kral | | 24/5/1956 | FSU |
| Asimina longifolia var. spatulata | US, FL, Leon County | Robert Kral | | 27/5/1956 | FSU |
| Asimina longifolia var. spatulata | US, FL, Holmes County | Robert Kral | | 27/5/1956 | FSU |
| Asimina longifolia var. spatulata | US, FL, Liberty County | Robert K Godfrey | | 9/7/1957 | FSU |
| Asimina longifolia var. spatulata | US, FL, Jackson County | Robert Kral | Florida State University, Robert K. Godfrey Herbarium | 27/5/1956 | FSU |
| Asimina longifolia var. spatulata | US, FL, Leon County | Roomie Wilson | Florida State University, Robert K. Godfrey Herbarium | 27/5/1963 | FSU |
| Asimina longifolia var. spatulata | US, FL, Suwannee County, 1/2 m. E of Suwannee River on Jacksonville highway | Robert Kral | Florida State University, Robert K. Godfrey Herbarium | 22/4/1956 | FSU |
| Asimina longifolia var. spatulata | US, FL, Gadsden County, 6 miles E of Quincy | Robert Kral | Florida State University, Robert K. Godfrey Herbarium | 30/5/1957 | FSU |