+ | Wahlenbergia hederacea | GB, VC2 East Cornwall, Moretonhampstead | Frederick Ernest Weiss | Frederick Ernest Weiss | 19/8/1929 | 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 |
+ | Mentha arvensis x aquatica = M. x verticillata | GB, VC17 Surrey, Compton | James Walter White | Frederick Ernest Weiss | 1/9/1925 | MANCH |
+ | Erica ciliaris x tetralix = E. x watsonii | GB, VC9 Dorset, Poole (W of),Wareham | Leslie Beeching Hall | Frederick Ernest Weiss | 31/8/1925 | MANCH |
+ | Viola tricolor | GB, VC111 Orkney, Orkney,Stromness | Henry Halcro Johnston | Botanical Society & Exchange Club of The British Isles Frederick Ernest Weiss | 14/8/1925 | MANCH |
+ | Viola tricolor | GB, VC17 Surrey, Dorking,Wotton | Charles Edward Britton | Botanical Society & Exchange Club of The British Isles Charles Edward Britton Frederick Ernest Weiss | 25/7/1925 | MANCH |
+ | Primula elatior | GB, VC19 North Essex, Essex, Hatfield-Broad-Oak, Hatfield Forest | George Charles Brown | Frederick Ernest Weiss | 13/4/1925 | MANCH |
+ | Arabis alpina | GB, VC104 North Ebudes, Cuchullins | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 7/1924 | MANCH |
+ | Wolffia arrhiza | GB, VC6 North Somerset, Kenn | James Walter White | Frederick Ernest Weiss | 28/9/1923 | MANCH |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC37 Worcestershire, Malvern | Frederick Ernest Weiss | Frederick Ernest Weiss | 16/8/1923 | MANCH |
+ | Centaurea nigra x jacea = C. x moncktonii | GB, VC17 Surrey, Epsom Downs, Surrey | Charles Edward Britton | Frederick Ernest Weiss | 11/8/1923 | MANCH |
+ | Sorbus minima | GB, VC42 Breconshire, Abergavenny (Nw of),Llangattock | Harry Joseph Riddelsdell | Frederick Ernest Weiss | 6/7/1923 | MANCH |
+ | Fallopia japonica x sachalinensis = F. x bohemica | GB, VC23 Oxfordshire, Marston | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 9/1922 | MANCH |
+ | Mentha piperita var. piperita | GB, VC7 North Wiltshire, Calne, Blackland | Cecil Prescott Hurst | Frederick Ernest Weiss George Claridge Druce | 1922 | MANCH |
+ | Euphrasia nemorosa x salisburgensis | IE, VCH9 Co. Clare, ?Bahir Glen | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 9/1921 | MANCH |
+ | Gentianella amarella subsp. septentrionalis | GB, VC112 Shetland | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 7/1921 | MANCH |
+ | Hydrilla verticillata | GB, VC69 Westmorland, Esthwaite Water | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 8/1920 | MANCH |
+ | Arabis petraea | GB, VC112 Shetland, Unst,Balta | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 7/1920 | 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 |
+ | Rhinanthus angustifolius | | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 7/1920 | MANCH |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC23 Oxfordshire, Wolvercote | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 9/1919 | MANCH |
+ | Mentha arvensis x spicata = M. x gracilis | GB, VC5 South Somerset, Oake | F Lang | Watson Botanical Exchange Club Bailey Frederick Ernest Weiss | 20/8/1919 | MANCH |
+ | Cyperus fuscus | GB, VC6 North Somerset, Walton | Harold Stuart Thompson | Bailey Frederick Ernest Weiss | 6/8/1919 | MANCH |
+ | Stratiotes aloides | GB, VC27 East Norfolk | Long | Watson Botanical Exchange Club Bailey Frederick Ernest Weiss | 8/1919 | 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 |
+ | Calamagrostis stricta | GB, VC88 Mid Perthshire, Strath Tay | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 7/1919 | MANCH |
+ | Carex recta | GB, VC96 East Inverness-shire, Beauly,Beauly River | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 7/1919 | MANCH |
+ | Rumex rupestris | GB, VC3 South Devon, Plymouth,Wembury Cultivated | Cedric Bucknall | Bailey Frederick Ernest Weiss James Walter White | 7/1919 | MANCH |
+ | Habenaria viride | GB, VC23 Oxfordshire | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 6/1919 | MANCH |
+ | Sorbus minima | GB, VC42 Breconshire, Abergavenny (Nw of),Langattock | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 6/1919 | MANCH |
+ | Primula elatior | GB, VC29 Cambridgeshire, Hardwick Wood | Albert John Crosfield | Bailey Frederick Ernest Weiss Albert John Crosfield | 8/5/1919 | MANCH |
+ | Crataegus monogyna x laevigata = C. x media | GB, VC32 Northamptonshire, Whittlebury | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 5/1919 | MANCH |
+ | Viola canina | | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 5/1919 | MANCH |
+ | Hieracium pseudocurvatum | GB, VC92 South Aberdeenshire, Lochnagar | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 1919 | MANCH |
+ | Myosurus minimus | GB, VC26 West Suffolk, Petworth,Kelsham Farm | | Bailey Frederick Ernest Weiss William Charles Barton | 17/9/1918 | MANCH |
+ | Teucrium chamaedrys | GB, VC23 Oxfordshire, Hailey | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 9/1917 | MANCH |
+ | Rhinanthus minor subsp. monticola | GB, VC90 Angus, Forfar | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 8/1917 | MANCH |
+ | Puccinellia maritima x distans = P. x hybrida | GB, VC13 West Sussex, Pagham | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 7/1917 | MANCH |
+ | Arabis petraea | GB, VC88 Mid Perthshire, Ben Laoigh [Ben Lui] | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 7/1915 | MANCH |
+ | Rumex abortivus | GB, VC52 Anglesey | George Claridge Druce | Frederick Ernest Weiss George Claridge Druce | 7/1915 | MANCH |