| Carex muricata subsp. pairae | GB, VC28 West Norfolk, Blackborough | Joseph Edward Little | Watson Botanical Exchange Club Herbert William Pugsley Joseph Edward Little | 10/7/1919 | BM |
| Carex muricata subsp. pairae | GB, VC28 West Norfolk, Garboldisham Heath | | | 11/7/1953 | BM |
| Carex muricata subsp. pairae | GB, VC28 West Norfolk, Santon Warren | Joseph Edward Little | Botanical Exchange Club of The British Isles Job Edward Lousley | 25/7/1928 | SLBI |
| Carex muricata subsp. pairae | GB, VC28 West Norfolk, Stow Bardolph | Joseph Edward Little | Watson Botanical Exchange Club Charles Edgar Salmon Joseph Edward Little | 8/8/1925 | BM |
| Carex muricata subsp. pairae | GB, VC28 West Norfolk, Wallington Hall | Joseph Edward Little | Watson Botanical Exchange Club | 5/8/1923 9/8/1923 | SLBI |
| Carex muricata subsp. pairae | GB, VC28 West Norfolk, Wallington Hall | Joseph Edward Little | Watson Botanical Exchange Club Joseph Edward Little | 8/8/1923 | BM |
| Carex muricata subsp. pairae | GB, VC28 West Norfolk, Wallington Hall | Joseph Edward Little | Watson Botanical Exchange Club | 10/6/1926 9/9/1927 | BM |
| Carex muricata subsp. pairae | GB, VC28 West Norfolk, Wallington Hall | Joseph Edward Little | Watson Botanical Exchange Club Charles Edgar Salmon | 10/6/1926 9/9/1927 | BM |
| Carex muricata subsp. pairae | GB, VC28 West Norfolk, Wallington Hall | Joseph Edward Little | Watson Botanical Exchange Club Arthur Bennett Charles Edgar Salmon | 10/6/1926 9/9/1927 | 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. lamprocarpa | GB, VC29 Cambridgeshire, Boxworth | | | 13/7/1953 | BM |
| Carex muricata subsp. pairae | GB, VC29 Cambridgeshire, Gamlingay | | Robert Stephen Adamson | 21/7/1909 | BM |
| Carex muricata subsp. pairae | GB, VC29 Cambridgeshire, Hildersham | Arthur Oliver Chater | | 12/7/1956 | BM |
| Carex muricata subsp. pairae | GB, VC30 Bedfordshire, Chicksands, Rowney Warren | Joseph Edward Little | Anthony Hurt Wolley Dod | 26/7/1930 | BM |
| Carex muricata subsp. pairae | GB, VC30 Bedfordshire, Chicksands, Rowney Warren | Joseph Edward Little | Botanical Exchange Club of The British Isles Frederick Janson Hanbury Joseph Edward Little | 14/6/1924 to 30/7/1924 | BM |
| Carex muricata subsp. pairae | GB, VC30 Bedfordshire, Chicksands, Rowney Warren | Joseph Edward Little | | 26/7/1930 | BM |
| Carex muricata subsp. pairae | GB, VC30 Bedfordshire, Chicksands, Rowney Warren | Joseph Edward Little | Watson Botanical Exchange Club Harold Stuart Thompson | 30/7/1924 | BIRM |
| Carex muricata subsp. pairae | GB, VC30 Bedfordshire, Heath and Reach | Alfred James Wilmott | Alfred James Wilmott | | BM |
| Carex muricata subsp. pairae | GB, VC30 Bedfordshire, Heath and Reach, King's Wood | Alfred James Wilmott | British Museum (Natural History) | | BM |
| Carex muricata subsp. pairae | GB, VC30 Bedfordshire, Maulden | Job Edward Lousley | Job Edward Lousley | 28/10/1966 | BM |
| Carex muricata subsp. pairae | GB, VC30 Bedfordshire, Rowney Warren | Joseph Edward Little | Watson Botanical Exchange Club Joseph Edward Little | 30/7/1924 | SLBI |
| Carex muricata subsp. pairae | GB, VC30 Bedfordshire, Rowney Warren | Joseph Edward Little | Botanical Exchange Club of The British Isles William Charles Barton | 14/6/1924 30/7/1924 | BM |
| Carex muricata subsp. pairae | GB, VC33 East Gloucestershire, Daglingworth | Ernest Nelmes | Job Edward Lousley | 7/7/1943 | SLBI |
| Carex muricata subsp. pairae | GB, VC34 West Gloucestershire, Bristol | Ida Mary Roper | Richard Barker Ullman Botanical Exchange Club of The British Isles Patrick Martin Hall | 22/6/1910 | SLBI |
| Carex muricata subsp. pairae | GB, VC34 West Gloucestershire, Bromsberrow | Harry Joseph Riddelsdell | William Charles Barton | 28/6/1909 | BM |
| Carex muricata subsp. pairae | GB, VC34 West Gloucestershire, Chase End Hill | Harry Joseph Riddelsdell | Harry Joseph Riddelsdell | 28/6/1909 | BM |
| Carex muricata subsp. pairae | GB, VC34 West Gloucestershire, Clifton | Edwin Wheeler | J E Saul | 5/1877 | BM |
| Carex muricata subsp. pairae | GB, VC34 West Gloucestershire, Michael Wood | Ernest Nelmes | | 12/6/1945 | SLBI |
| Carex muricata subsp. pairae | GB, VC34 West Gloucestershire, Sneyd Park | James Walter White | Job Edward Lousley | 12/6/1901 | SLBI |
| Carex muricata subsp. pairae | GB, VC36 Herefordshire, Caradoc | | Augustin Ley | | BIRM |
| Carex muricata subsp. pairae | GB, VC36 Herefordshire, Herfordshire Beacon | | Carleton Rea | 22/6/1919 | BM |
| Carex muricata subsp. pairae | GB, VC36 Herefordshire, Ragged Stone Hill | Robert Stephen Adamson | Robert Stephen Adamson | 20/6/1912 | BM |
| Carex muricata subsp. pairae | GB, VC36 Herefordshire, Sellack | | Augustin Ley | | BIRM |
| Carex muricata subsp. lamprocarpa | GB, VC37 Worcestershire, Habberley Valley | | Langley Kitching | 6/1877 | BIRM |
| Carex muricata subsp. pairae | GB, VC37 Worcestershire, Little Malvern | Albert John Crosfield | Watson Botanical Exchange Club Anthony Hurt Wolley Dod Albert John Crosfield | 8/1915 | BM |
| Carex muricata subsp. pairae | GB, VC37 Worcestershire, Little Malvern | Albert John Crosfield | Watson Botanical Exchange Club Harold Stuart Thompson Albert John Crosfield | 8/1915 | BIRM |
| Carex muricata subsp. pairae | GB, VC37 Worcestershire, Malvern | Harold Stuart Thompson | Harold Stuart Thompson | 29/6/1901 | BIRM |
| Carex muricata subsp. pairae | GB, VC37 Worcestershire, Malvern Link | Richard Francis Towndrow | Botanical Exchange Club of The British Isles Job Edward Lousley Richard Francis Towndrow | 29/6/1885 | SLBI |
| Carex muricata subsp. pairae | GB, VC37 Worcestershire, Malvern Wells | Richard Francis Towndrow | Botanical Exchange Club of The British Isles Richard Francis Towndrow William Charles Barton | 26/6/1914 | BM |