Herbarium specimen: Potamogeton gramineus x perfoliatus = P. x nitens
| Taxon: | Potamogeton gramineus x perfoliatus = P. x nitens Weber ("Bright-leaved Pondweed") named by Nicholas F Stewart 26/9/1986 |
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| Other name: | Potamogeton gramineus x perfoliatus = P. x nitens Weber ("Bright-leaved Pondweed") |
| Locality: | Great Britain, Perthshire, [River] Tay |
| Institution: | Perth Museum and Art Gallery (PTH) |
| Accession number: | PTH.1999.420.8726 |

