| Adoxa moschatellina | GB, VC40 Shropshire, All Stretton | Frederick Ernest Weiss | Manchester Museum (Owens College) Frederick Ernest Weiss | 15/4/1903 | MANCH |
+ | Arabis alpina | GB, VC104 North Ebudes, Cuchullins | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 7/1924 | MANCH |
+ | Arabis petraea | GB, VC88 Mid Perthshire, Ben Laoigh [Ben Lui] | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 8/1888 | MANCH |
+ | Arabis petraea | GB, VC88 Mid Perthshire, Ben Laoigh [Ben Lui] | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 7/1915 | MANCH |
+ | Arabis petraea | GB, VC88 Mid Perthshire, Ben Laoigh [Ben Lui] | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 31/7/1891 | MANCH |
+ | Arabis petraea | GB, VC96 East Inverness-shire, Braeriach [Braigh Riabhach] | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 8/1888 | MANCH |
+ | Arabis petraea | GB, VC96 East Inverness-shire, Braeriach [Braigh Riabhach] | George Claridge Druce | Elizabeth Anne Lomax Frederick Ernest Weiss George Claridge Druce | 7/1888 | MANCH |
+ | Arabis petraea | GB, VC96 East Inverness-shire, Braeriach [Braigh Riabhach] | | Charles Bailey Frederick Ernest Weiss George Claridge Druce | 7/1888 | MANCH |
+ | Arabis petraea | GB, VC112 Shetland, Unst,Balta | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 7/1920 | MANCH |
+ | Bromus interruptus | GB, VC23 Oxfordshire, Eynsham | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | | MANCH |
+ | Calamagrostis scotica | GB, VC109 Caithness | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 7/1908 | MANCH |
+ | Calamagrostis stricta | | Harry Joseph Riddelsdell | Frederick Ernest Weiss George Claridge Druce | 8/1902 | MANCH |
+ | Calamagrostis stricta | GB, VC88 Mid Perthshire, Strath Tay | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 7/1919 | MANCH |
+ | Calamagrostis stricta | IE, VCH39 Co. Antrim, Lough Neagh | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 8/7/1866 | MANCH |
+ | Carex atrofusca | GB, Perthshire, Perthshire | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 8/1909 | MANCH |
+ | Carex recta | GB, VC96 East Inverness-shire, Beauly,Beauly River | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 7/1919 | MANCH |
+ | Centaurea nigra x jacea = C. x moncktonii | GB, VC17 Surrey, Epsom Downs, Surrey | Charles Edward Britton | Frederick Ernest Weiss | 11/8/1923 | MANCH |
| Corrigiola litoralis | GB, VC3 South Devon, Slapton Sands | Frederick Ernest Weiss | Botanical Exchange Club of The British Isles Job Edward Lousley | 8/1929 | SLBI |
+ | Crataegus monogyna x laevigata = C. x media | GB, VC32 Northamptonshire, Whittlebury | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 5/1919 | MANCH |
+ | Cyperus fuscus | GB, VC6 North Somerset, Walton | Harold Stuart Thompson | Bailey Frederick Ernest Weiss | 6/8/1919 | MANCH |
| Epipactis atrorubens | IE, VCH15 South-east Galway, Gort | Frederick Ernest Weiss | | 8/1908 | ABS |
+ | Erica ciliaris x tetralix = E. x watsonii | GB, VC9 Dorset, Poole (W of),Wareham | Leslie Beeching Hall | Frederick Ernest Weiss | 31/8/1925 | MANCH |
+ | Eriocaulon aquaticum | GB, VC104 North Ebudes | Frederick Ernest Weiss | | 8/1892 | MANCH |
+ | Euphrasia arctica subsp. arctica | GB, VC105 West Ross & Cromarty, Kyle of Lochalsh | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 7/1920 | MANCH |
+ | Euphrasia nemorosa x salisburgensis | IE, VCH9 Co. Clare, ?Bahir Glen | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 9/1921 | MANCH |
+ | Fallopia japonica x sachalinensis = F. x bohemica | GB, VC23 Oxfordshire, Marston | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 9/1922 | MANCH |
+ | Fumaria parviflora | GB, VC24 Buckinghamshire, Buckingamshire,Iver | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 7/1903 | MANCH |
+ | Gentianella amarella subsp. septentrionalis | GB, VC112 Shetland | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 7/1921 | MANCH |
+ | Gentianella campestris | GB, VC69 Westmorland, Colwith (Colwyth) | Frederick Ernest Weiss | Frederick Ernest Weiss | 8/1900 | MANCH |
+ | Habenaria viride | GB, VC23 Oxfordshire | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 6/1919 | MANCH |
+ | Hieracium pseudocurvatum | GB, VC92 South Aberdeenshire, Lochnagar | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 1919 | MANCH |
| Hyacinthoides non-scripta | GB, VC21 Middlesex, Isleworth | Frederick Ernest Weiss | | 1883 | MANCH |
+ | Hydrilla verticillata | GB, VC69 Westmorland, Esthwaite Water | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 8/1920 | MANCH |
+ | Koeleria vallesiana | GB, VC6 North Somerset, Uphill | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 7/1905 | MANCH |
+ | Leersia oryzoides | GB, VC17 Surrey, Brockham | John Linnell | Charles Edgar Salmon Frederick Ernest Weiss | 8/1859 | MANCH |
+ | Medicago minima | GB, VC79 Selkirkshire, Selkirk | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | | MANCH |
+ | Melampyrum arvense | | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 9/1909 | MANCH |
+ | Melittis melissophyllum | GB, VC3 South Devon, Tavistock | Harold Stuart Thompson | Watson Botanical Exchange Club Bailey Frederick Ernest Weiss Harold Stuart Thompson | 9/7/1919 | MANCH |
+ | Mentha aquatica x spicata = M. x piperita | GB, VC1 West Cornwall, Crantock | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 7/1901 | MANCH |
+ | Mentha arvensis x aquatica = M. x verticillata | GB, VC17 Surrey, Compton | James Walter White | Frederick Ernest Weiss | 1/9/1925 | MANCH |