| Potamogeton polygonifolius | GB, VC82 East Lothian, Sheeppath Glen | George Taylor | | 26/7/1982 | E |
| Potamogeton polygonifolius | GB, VC101 Kintyre, Gigha Island | George Taylor | | 13/5/1955 | E |
| Potamogeton gramineus | GB, VC74 Wigtownshire, Kirkcowan | George Taylor | The British Museum | 8/8/1954 | E |
| Potamogeton gramineus | GB, VC102 South Ebudes, Loch Fada | George Taylor | The British Museum | 12/8/1953 | E |
| Potamogeton natans | GB, VC102 South Ebudes, Kiloran | George Taylor | | 11/8/1953 | E |
| Potamogeton natans x gramineus = P. x sparganiifolius | GB, VC102 South Ebudes, Colonsay | George Taylor | | 11/8/1953 | E |
| Potamogeton polygonifolius x gramineus = P. x lanceolatifolius | GB, VC74 Wigtownshire, Kirkcowan | George Taylor | | 4/8/1953 | E |
| Potamogeton gramineus | GB, VC73 Kirkcudbrightshire, Lochinvar | George Taylor | The British Museum | 3/8/1953 | E |
| Potamogeton natans | GB, VC73 Kirkcudbrightshire, Balmaclellan | George Taylor | | 3/8/1953 | E |
| Potamogeton gramineus | GB, VC73 Kirkcudbrightshire, Urr | George Taylor | The British Museum | 2/8/1953 | E |
| Potamogeton polygonifolius | GB, VC73 Kirkcudbrightshire, Loch Kindar | George Taylor | | 2/8/1953 | E |
| Potamogeton gramineus | GB, VC79 Selkirkshire, Byrelee Burn | George Taylor | The British Museum | 1/8/1953 | E |
| Potamogeton natans | GB, VC72 Dumfriesshire, Mouswald | George Taylor | | 31/7/1953 | E |
| Potamogeton praelongus x crispus = P. x undulatus | IE, VCH39 Co. Antrim, Belfast | George Taylor | | 9/1952 | BIRM |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | IE, VCH9 Co. Clare, Caher River | George Taylor | The British Museum | 31/8/1952 | E |
| Potamogeton gramineus | GB, VC110 Outer Hebrides, Loch Scarie | George Taylor | The British Museum | 27/8/1951 | E |
| Potamogeton coloratus | GB, VC110 Outer Hebrides, Loch na Liana Mòire | George Taylor | | 22/8/1951 | E |
| Potamogeton coloratus x gramineus = P. x billupsii | GB, VC110 Outer Hebrides, Benbecula | George Taylor | | 22/8/1951 | E |
| Potamogeton coloratus x gramineus = P. x billupsii | GB, VC110 Outer Hebrides, Loch na Liana Mòire | George Taylor | The British Museum | 22/8/1951 | BIRM |
| Potamogeton natans x gramineus = P. x sparganiifolius | GB, VC110 Outer Hebrides, Loch na Liana Mòire | George Taylor | | 22/8/1951 | E |
| Potamogeton epihydrus | GB, VC110 Outer Hebrides, Loch Ceann a Bhaigh | George Taylor | | 21/8/1951 | BIRM |
| Potamogeton gramineus | GB, VC110 Outer Hebrides, Loch a'Gearraidh Dhuibh | George Taylor | The British Museum | 19/8/1951 | E |
| Potamogeton polygonifolius | GB, VC110 Outer Hebrides, South Uist | George Taylor | | 18/8/1951 | E |
| Potamogeton nodosus | GB, VC34 West Gloucestershire, Bitton | George Taylor | George Taylor | 27/9/1949 | E |
+ | Potamogeton nodosus | GB, VC34 West Gloucestershire, Bitton,River Avon below Flock Mill | George Taylor | British Museum (Natural History) The British Museum | 27/9/1949 | MANCH |
| Potamogeton nodosus | GB, VC6 North Somerset, Batheaston | George Taylor | The British Museum | 26/9/1949 | E |
| Potamogeton nodosus | GB, VC6 North Somerset, Newton St Loe | George Taylor | The British Museum | 26/9/1949 | E |
| Potamogeton nodosus | GB, VC6 North Somerset, River Avon at Batheaston | George Taylor | The British Museum | 26/9/1949 | SLBI |
| Potamogeton gramineus | GB, VC67 South Northumberland, Chollerton | George Taylor | The British Museum | 3/9/1949 | E |
| Potamogeton lucens | GB, VC54 North Lincolnshire, Bishopbridge | George Taylor | George Taylor | 30/8/1949 | E |
| Potamogeton gramineus | GB, VC75 Ayrshire, Straiton | George Taylor | The British Museum | 10/8/1949 | SLBI |
| Potamogeton gramineus | GB, VC75 Ayrshire, Straiton | George Taylor | The British Museum | 10/8/1949 | E |
| Potamogeton natans x gramineus = P. x sparganiifolius | GB, VC75 Ayrshire, Cambusdoon | George Taylor | | 10/8/1949 | E |
| Potamogeton natans x gramineus = P. x sparganiifolius | GB, VC75 Ayrshire, Dalmellington | George Taylor | | 10/8/1949 | E |
| Potamogeton natans x gramineus = P. x sparganiifolius | GB, VC75 Ayrshire, River Doon | George Taylor | George Taylor | 10/8/1949 | E |
| Potamogeton gramineus | GB, VC75 Ayrshire, Straiton | George Taylor | The British Museum | 6/8/1949 | E |
| Potamogeton natans | GB, VC75 Ayrshire, Straiton | George Taylor | | 6/8/1949 | E |
| Potamogeton gramineus | GB, VC75 Ayrshire, Cumnock, Creoch Loch | George Taylor | The British Museum | 5/8/1949 | SLBI |
| Potamogeton gramineus | GB, VC75 Ayrshire, Cumnock, Creoch Loch | George Taylor | The British Museum | 5/8/1949 | E |
| Potamogeton natans | GB, VC75 Ayrshire, New Cumnock | George Taylor | British Museum (Natural History) | 5/8/1949 | E |