| Acer platanoides | GB, VC48 Merionethshire, Hengwrt | Andrew David Quentin Agnew | | 6/10/1976 | ABS |
| Acer platanoides | GB, VC48 Merionethshire, Hengwrt | Andrew David Quentin Agnew | | 6/10/1976 | ABS |
| Achillea ptarmica | GB, VC46 Cardiganshire, Llyn Eiddwen Reserve | Andrew David Quentin Agnew Shirley Agnew | | 2/8/1996 | ABS |
| Adoxa moschatellina | GB, VC46 Cardiganshire, Penderi Cliffs | Andrew David Quentin Agnew | | 3/4/1997 | ABS |
| Agrostis canina | GB, VC46 Cardiganshire, Llyn Eiddwen Reserve | Andrew David Quentin Agnew | | 9/7/1998 | ABS |
| Agrostis capillaris | GB, VC46 Cardiganshire, Grogwynion | Andrew David Quentin Agnew | | 6/7/1999 | ABS |
| Agrostis capillaris | GB, VC46 Cardiganshire, Trefenter | Andrew David Quentin Agnew | | 9/7/1998 | ABS |
| Agrostis vinealis | GB, VC46 Cardiganshire, Allt Crug Garn | Andrew David Quentin Agnew | | 9/7/1998 | ABS |
| Agrostis vinealis | GB, VC46 Cardiganshire, allt ty cam | Andrew David Quentin Agnew | | 2/7/1999 | ABS |
| Alopecurus geniculatus | GB, VC46 Cardiganshire, Cardigan Island | Andrew David Quentin Agnew | | 3/7/1999 | ABS |
| Alopecurus pratensis | GB, VC46 Cardiganshire, Rhos glandenys | Andrew David Quentin Agnew | | 11/6/1999 | ABS |
| Anemone nemorosa | GB, VC46 Cardiganshire, allt ty cam | Andrew David Quentin Agnew | | 20/4/1997 | ABS |
| Anemone nemorosa | GB, VC46 Cardiganshire, Penderi Cliffs | Andrew David Quentin Agnew | | 3/4/1997 | ABS |
| Anthoxanthum odoratum | GB, VC46 Cardiganshire, Capel Bangor | Andrew David Quentin Agnew Shirley Agnew | | 26/7/1996 | ABS |
| Anthoxanthum odoratum | GB, VC46 Cardiganshire, Grogwynion | Andrew David Quentin Agnew | | 11/6/1999 | ABS |
| Anthoxanthum odoratum | GB, VC46 Cardiganshire, Pant y Gwair | Andrew David Quentin Agnew Shirley Agnew | | 2/8/1996 | ABS |
| Anthyllis vulneraria | GB, VC46 Cardiganshire, Penderi Cliffs | Andrew David Quentin Agnew | | 5/7/1998 | ABS |
| Armeria maritima | GB, VC46 Cardiganshire, Penderi Cliffs | Andrew David Quentin Agnew | | 25/9/1999 | ABS |
| Aster novi-belgii | GB, VC46 Cardiganshire, Borth Bog | Andrew David Quentin Agnew | | 10/10/1978 | ABS |
| Avena sativa | GB, VC46 Cardiganshire, Cardigan Island | Andrew David Quentin Agnew | | 3/7/1999 | ABS |
| Bellis perennis | GB, VC46 Cardiganshire, Llyn Eiddwen | Andrew David Quentin Agnew | | 2/5/1998 | ABS |
| Beta vulgaris | GB, VC46 Cardiganshire, Cardigan Island | Andrew David Quentin Agnew | | 3/7/1999 | ABS |
| Borago officinalis | GB, VC46 Cardiganshire, Llanbadarn | Andrew David Quentin Agnew M Hildred Bigwood | | 9/1976 | ABS |
| Brachypodium sylvaticum | GB, VC46 Cardiganshire, Penderi Cliffs | Andrew David Quentin Agnew | | 5/7/1998 | ABS |
| Bupleurum subovatum | GB, VC46 Cardiganshire, Borth | Andrew David Quentin Agnew | | 15/9/1973 | ABS |
| Bupleurum subovatum | GB, VC46 Cardiganshire, Borth | Andrew David Quentin Agnew | | 1973 | ABS |
| Calystegia silvatica | GB, VC46 Cardiganshire, Borth | Andrew David Quentin Agnew | | 6/7/1975 | ABS |
| Cardamine flexuosa | GB, VC46 Cardiganshire, Goginan | Andrew David Quentin Agnew Shirley Agnew | | 20/4/1997 | ABS |
| Cardamine pratensis | GB, VC46 Cardiganshire, Rhos Glyn yr Helyg | Andrew David Quentin Agnew | | 22/5/1999 | ABS |
| Carduus nutans | GB, VC45 Pembrokeshire, Saint David's Head | Andrew David Quentin Agnew | | 2/6/1975 | ABS |
| Carduus tenuiflorus | FR, Loraine | Andrew David Quentin Agnew Shirley Agnew | | 17/9/1998 | ABS |
| Carex echinata | GB, VC46 Cardiganshire, Llyn Eiddwen | Andrew David Quentin Agnew | | 9/7/1998 | ABS |
| Carex echinata | GB, VC46 Cardiganshire, Llyn Eiddwen Reserve | Andrew David Quentin Agnew Shirley Agnew | | 2/8/1996 | ABS |
| Carex hostiana x viridula = C. x fulva | GB, VC46 Cardiganshire, Cors y Sychant | Andrew David Quentin Agnew | | 6/7/1999 | ABS |
| Carex laevigata | GB, VC46 Cardiganshire, allt ty cam | Andrew David Quentin Agnew | | 2/7/1999 | ABS |
| Carex muricata | GB, VC46 Cardiganshire, allt ty cam | Andrew David Quentin Agnew | | 2/7/1999 | ABS |
| Carex nigra | GB, VC46 Cardiganshire, Rhos glandenys | Andrew David Quentin Agnew | | 11/6/1999 | ABS |
| Carex otrubae | GB, VC46 Cardiganshire, Ynyslas | Andrew David Quentin Agnew | | 13/7/1975 | ABS |
| Carex ovalis | GB, VC46 Cardiganshire, Rhos glandenys | Andrew David Quentin Agnew | | 11/6/1999 | ABS |
| Carex panicea | GB, VC46 Cardiganshire, Cardigan | Andrew David Quentin Agnew | | 29/5/1999 | ABS |