+ | Epilobium obscurum | GB, VC89 East Perthshire, White Loch | Francis Buchanan White | | 18/8/1881 | PTH |
 | Epilobium obscurum | GB, VC98 Argyllshire, Kingshouse | Augustin Ley | Augustin Ley | 16/7/1872 | BIRM |
 | Epilobium obscurum | GB, VC113 Channel Islands, Saint Saviour's, Guernsey | T C Royle | | 2/7/1895 | SHYB |
 | Epilobium obscurum | IE, Kerry, Killarney | Charles Cardale Babington | George Stephen West William West | 12/8/1858 | BIRM |
 | Epilobium obscurum | IE, VCH16 West Galway, University of Galway | Hugh O'Donnell | | 29/6/1983 | GALW |
 | Epilobium obscurum | IE, VCH27 West Mayo, Inishturk | Robert Lloyd Praeger | National Museum Ireland Robert Lloyd Praeger | 7/1906 | GALW |
 | Epilobium obscurum | IE, VCH38 Co. Down, Holywood | Robert Lloyd Praeger | Robert Lloyd Praeger | 6/1895 | DBC |
+ | Epilobium obscurum x palustre = E. x schmidtianum | GB, VC46 Cardiganshire, Pysgotwr Valley | Augustin Ley | | 16/7/1890 | BIRM |
+ | Epilobium obscurum x palustre = E. x schmidtianum | GB, VC57 Derbyshire, Chapel-en-le-Frith | William Richardson Linton | | 5/8/1898 | BIRM |
+ | Epilobium obscurum x palustre = E. x schmidtianum | GB, VC88 Mid Perthshire, Crianlarich | Edward Shearburn Marshall | | 9/8/1893 | PTH |
+ | Epilobium obscurum x palustre = E. x schmidtianum | GB, VC88 Mid Perthshire, Crianlarich | Edward Shearburn Marshall | | 9/8/1893 | PTH |
+ | Epilobium obscurum x palustre = E. x schmidtianum | GB, VC88 Mid Perthshire, Glen Artney | Francis Buchanan White | | 3/8/1882 | PTH |
+ | Epilobium obscurum x palustre = E. x schmidtianum | GB, VC88 Mid Perthshire, Glen Artney | Francis Buchanan White | | 3/8/1882 | PTH |
+ | Epilobium obscurum x palustre = E. x schmidtianum | GB, VC88 Mid Perthshire, Glen Lochay | Edward Shearburn Marshall | | 31/7/1890 | PTH |
+ | Epilobium obscurum x palustre = E. x schmidtianum | GB, VC88 Mid Perthshire, Keltie Den | Francis Buchanan White | | 1/8/1885 | PTH |
+ | Epilobium obscurum x palustre = E. x schmidtianum | GB, VC88 Mid Perthshire, Ochtertyre | Francis Buchanan White | | 15/8/1884 | PTH |
+ | Epilobium obscurum x palustre = E. x schmidtianum | GB, VC88 Mid Perthshire, Pitcairngreen | Francis Buchanan White | | 7/7/1886 | PTH |
+ | Epilobium obscurum x palustre = E. x schmidtianum | GB, VC89 East Perthshire, Rae Loch | Francis Buchanan White | | 1/8/1883 | PTH |
+ | Epilobium obscurum x palustre = E. x schmidtianum | GB, Perthshire | | | | PTH |
+ | Epilobium obscurum x palustre = E. x schmidtianum | GB, VC108 West Sutherland, Inchnadamph | Frederick Janson Hanbury | | 15/7/1890 | BIRM |
 | Epilobium obscurum x roseum = E. x brachiatum | GB, VC55 Leicestershire, Cropston Reservoir | Thomas Arthur Preston | Botanical Exchange Club of The British Isles Frederick Thompson Mott William Hunt Painter | 8/1894 | ABS |
 | Epilobium parviflorum x obscurum = E. x dacicum | GB, VC39 Staffordshire, Alstonfield | William Henry Purchas | Botanical Exchange Club of The British Isles Edward Francis Linton William Henry Purchas William Hunt Painter | 8/1890 | ABS |
+ | Epilobium parviflorum x obscurum = E. x dacicum | GB, VC57 Derbyshire, Brailsford | William Richardson Linton | | 3/9/1888 | BIRM |
 | Epilobium parviflorum x obscurum = E. x dacicum | GB, VC58 Cheshire, Malpas | Anthony Hurt Wolley Dod | Botanical Exchange Club of The British Isles Anthony Hurt Wolley Dod William Hunt Painter | 23/7/1894 | ABS |
+ | Epilobium parviflorum x obscurum = E. x dacicum | GB, VC88 Mid Perthshire, Abernethy | Henry Maurice Drummond-Hay | | 5/10/1872 | PTH |
 | Epilobium tetragonum x obscurum = E. x semiobscurum | GB, VC36 Herefordshire, Dinmore | Augustin Ley | Botanical Exchange Club of The British Isles William Hunt Painter | 3/10/1889 | ABS |