| Carex lasiocarpa | GB, VC29 Cambridgeshire, Wicken Fen | Arthur Oliver Chater | | 31/7/1953 | BM |
| Carex lasiocarpa | GB, VC49 Caernarvonshire, Boduan | Arthur Oliver Chater | | 2/7/1961 | BM |
| Carex lasiocarpa | GB, VC49 Caernarvonshire, Plas yng Ngheidio | Arthur Oliver Chater | | 2/7/1960 | BM |
| Carex lasiocarpa | GB, VC88 Mid Perthshire, Rannoch Station | Arthur Oliver Chater | | 12/6/1953 | BM |
| Carex lasiocarpa | GB, VC97 West Inverness-shire, Arisaig House | Arthur Oliver Chater | | 28/8/1961 | BM |
| Carex lasiocarpa | GB, VC108 West Sutherland, Loch Leathad nan Aighean | Arthur Oliver Chater | | 20/8/1956 | BM |
| Carex lasiocarpa | GB, VC108 West Sutherland, Stoer | Arthur Oliver Chater | | 20/8/1956 | BM |
| Carex lasiocarpa | IE, VCH16 West Galway, Spiddle | Arthur Oliver Chater | | 8/7/1967 | BM |
| Carex lasiocarpa | IE, VCH23 Westmeath, Scragh Bog | Arthur Oliver Chater | | 7/7/1967 | BM |
| Carex maritima | GB, VC93 North Aberdeenshire, Sands of Forvie | Arthur Oliver Chater | | 8/8/1956 | BM |
| Carex maritima | GB, VC93 North Aberdeenshire, Sands of Forvie | Arthur Oliver Chater Edward Hubert Chater | | 8/8/1956 | ABS |
| Carex muricata | GB, VC44 Carmarthenshire, Llanybyther | Arthur Oliver Chater | | 5/9/1963 | BM |
| Carex muricata | GB, VC46 Cardiganshire, Aberystwyth | Arthur Oliver Chater | | 8/9/1974 | BM |
| Carex muricata | GB, VC46 Cardiganshire, Aberystwyth | Arthur Oliver Chater | | 25/8/1970 | BM |
| Carex muricata | GB, VC46 Cardiganshire, Cwm Peris | Arthur Oliver Chater | | 27/8/1963 | BM |
| Carex muricata | GB, VC46 Cardiganshire, Llanerch-Aeron | Arthur Oliver Chater | | 9/8/1965 | BM |
| Carex muricata | GB, VC46 Cardiganshire, Pennant | Arthur Oliver Chater | | 17/8/1962 | BM |
| Carex muricata | GB, VC46 Cardiganshire, Ystrad-Meurig | Arthur Oliver Chater | | 31/8/1970 | BM |
| Carex muricata subsp. pairae | GB, VC26 West Suffolk, Lord's Hut | Arthur Oliver Chater | | 11/7/1956 | BM |
| Carex muricata subsp. pairae | GB, VC29 Cambridgeshire, Babraham | Arthur Oliver Chater | | 14/6/1958 | BM |
| Carex muricata subsp. pairae | GB, VC29 Cambridgeshire, Babraham | Arthur Oliver Chater | | 14/6/1958 | BM |
| Carex muricata subsp. pairae | GB, VC29 Cambridgeshire, Hildersham | Arthur Oliver Chater | | 12/7/1956 | BM |
| Carex muricata subsp. pairae | GB, VC46 Cardiganshire, Aberayron | Arthur Oliver Chater | | 22/7/1960 | BM |
| Carex muricata subsp. pairae | GB, VC46 Cardiganshire, Aberayron | Arthur Oliver Chater | | 22/7/1960 | BM |
| Carex muricata subsp. pairae | GB, VC46 Cardiganshire, Aberffrwd | Arthur Oliver Chater | | 23/7/1960 | BM |
| Carex muricata subsp. pairae | GB, VC46 Cardiganshire, Aberystwyth | Arthur Oliver Chater | | 18/6/1956 | BM |
| Carex muricata subsp. pairae | GB, VC46 Cardiganshire, Crosswood/Trawsgoed | Arthur Oliver Chater | | 19/7/1960 | BM |
| Carex muricata subsp. pairae | GB, VC46 Cardiganshire, Llanilar | Arthur Oliver Chater | | 21/8/1959 | BM |
| Carex muricata subsp. pairae | GB, VC46 Cardiganshire, Llyfnant Valley | Arthur Oliver Chater | | 2/8/1960 | BM |
| Carex muricata subsp. pairae | GB, VC46 Cardiganshire, Talybont | Arthur Oliver Chater | | 19/6/1956 | BM |
| Carex muricata subsp. pairae | GB, VC46 Cardiganshire, Talybont | Arthur Oliver Chater | | 19/6/1956 | BM |
| Carex muricata subsp. pairae | GB, VC46 Cardiganshire, Trawscoed | Arthur Oliver Chater | | 19/7/1960 | BM |
| Carex muricata subsp. pairae | GB, VC46 Cardiganshire, Tre Taliesin | Arthur Oliver Chater | | 29/7/1958 | BM |
| Carex muricata subsp. pairae | GB, VC46 Cardiganshire, Wyre | Arthur Oliver Chater | | 11/6/1956 | BM |
| Carex muricata subsp. pairae | GB, VC69 Westmorland, Crosthwaite | Arthur Oliver Chater | | 9/8/1960 | BM |
| Carex muricata subsp. pairae | GB, VC88 Mid Perthshire, Coshieville | Arthur Oliver Chater | | 22/6/1953 | BM |
| Carex muricata subsp. pairae | GB, VC88 Mid Perthshire, Keltney Burn | Arthur Oliver Chater | | 22/6/1953 | BM |
| Carex muricata subsp. pairae | GB, VC88 Mid Perthshire, Keltney Burn | Arthur Oliver Chater | | 22/6/1953 | BM |
| Carex muricata subsp. pairae | GB, VC88 Mid Perthshire, Keltneyburn | Arthur Oliver Chater | | 22/6/1953 | BM |
| Carex muricata subsp. pairae | GB, VC91,VC92, Peterculter | Arthur Oliver Chater | | 10/8/1956 | BM |