| Ajuga pyramidalis | IE, VCH9 Co. Clare, Ballyryan | Patrick Bernard O'Kelly | Harry Corbyn Levinge William Hadden Beeby | 15/5/1895 | SLBI |
| Allium ampeloprasum | IE, VCH16 West Galway, Roundstone | Harry Corbyn Levinge | William Hadden Beeby | 15/9/1891 | SLBI |
| Cerastium arvense | IE, VCH9 Co. Clare, Burren | Patrick Bernard O'Kelly | Harry Corbyn Levinge | 6/1895 | SLBI |
| Cerastium arvense | IE, VCH9 Co. Clare, Poulsallagh | Harry Corbyn Levinge | Botanical Exchange Club of The British Isles Harry Corbyn Levinge | 19/5/1892 | SLBI |
| Erica carnea | IE, VCH16 West Galway, Roundstone | Harry Corbyn Levinge | S A Chambers | 14/9/1891 | SLBI |
| Erica mackaiana | IE, VCH16 West Galway, Roundstone | Harry Corbyn Levinge | William Hadden Beeby | 14/9/1891 | SLBI |
| Gentiana verna | IE, VCH9 Co. Clare, Ballyvaughan | Harry Corbyn Levinge | Charles Edgar Salmon S A Chambers | 18/5/1892 | SLBI |
| Helianthemum oelandicum subsp. incanum | IE, VCH9 Co. Clare, Ballyryan | Patrick Bernard O'Kelly | Harry Corbyn Levinge | 6/1895 | SLBI |
| Helianthemum oelandicum subsp. incanum | IE, VCH9 Co. Clare, Kilronan | Patrick Bernard O'Kelly | Botanical Exchange Club of The British Isles Harry Corbyn Levinge | 14/6/1894 | SLBI |
| Juncus bulbosus | IE, VCH23 Westmeath | | Harry Corbyn Levinge | 1891 | SLBI |
| Pyrola rotundifolia | IE, VCH23 Westmeath, Scragh Bog | Harry Corbyn Levinge Henry Groves James Groves | Allan Octavian Hume Henry & James Groves | 4/8/1892 | SLBI |
| Pyrola rotundifolia | IE, Loughanstown | Harry Corbyn Levinge James Groves | Allan Octavian Hume | 14/8/1892 | SLBI |
| Rhinanthus minor subsp. stenophyllus | IE, VCH23 Westmeath, Bog of Lynn | Edward Shearburn Marshall | Harry Corbyn Levinge | 22/7/1895 | SLBI |
| Rubus amplificatus | IE, VCH23 Westmeath, Knock Drui, Co. West Meath | Harry Corbyn Levinge | Harry Corbyn Levinge | 28/8/1895 | SLBI |
| Rubus rubristylus | IE, VCH23 Westmeath, Crooked Wood | Harry Corbyn Levinge | | 6/8/1895 | SLBI |
| Saxifraga rosacea | IE, VCH9 Co. Clare, Black Head | Harry Corbyn Levinge | Croydon Natural History and Scientific Society Henry Franklin Parsons | 19/5/1892 | SLBI |
| Scrophularia auriculata | IE, VCH23 Westmeath, Multyfarnham,Donore | Harry Corbyn Levinge | Harry Corbyn Levinge | 13/9/1895 | SLBI |
| Vaccinium oxycoccos | IE, VCH23 Westmeath, Knockdrin | Harry Corbyn Levinge | Harry Corbyn Levinge William Hadden Beeby | 5/7/1891 | SLBI |
| Viola persicifolia | IE, VCH15 South-east Galway, Gort | Patrick Bernard O'Kelly | Allan Octavian Hume Frederick Townsend Harry Corbyn Levinge | 19/6/1894 | SLBI |
| Astragalus danicus | IE, VCH9 Co. Clare, Inishmore | Patrick Bernard O'Kelly | Harry Corbyn Levinge | 14/6/1894 | SHYB |
| Brassica napus | IE, VCH23 Westmeath, Knockdrin | Harry Corbyn Levinge | Harry Corbyn Levinge | 22/7/1894 | SHYB |
| Cerastium arvense | IE, VCH9 Co. Clare, Burren | Patrick Bernard O'Kelly | Harry Corbyn Levinge William Hunt Painter | 6/1895 | SHYB |
| Ceterach officinarum var. crenatum | IE, VCH9 Co. Clare, Ballyvaughan | Harry Corbyn Levinge | Botanical Exchange Club of The British Isles Harry Corbyn Levinge William Hunt Painter | 19/5/1892 | SHYB |
| Chara rudis | IE, VCH23 Westmeath, Knockdrin | Harry Corbyn Levinge | Harry Corbyn Levinge | 11/7/1895 | SHYB |
| Daboecia cantabrica | IE, VCH16 West Galway, Connemara | Harry Corbyn Levinge | C S Salmon Harry Corbyn Levinge | 17/9/1890 | SHYB |
| Gentiana verna | IE, VCH9 Co. Clare, Ballyvaughan | Harry Corbyn Levinge | William Hunt Painter | 18/5/1892 | SHYB |
| Juncus tenuis | IE, Cork, Lauragh | Reginald Wiliam Scully | Harry Corbyn Levinge | 7/8/1894 | SHYB |
| Pilosella aurantiaca | IE, Galway, Mount Bellow | Harry Corbyn Levinge | Harry Corbyn Levinge M Bayly | 19/7/1894 | SHYB |
| Ranunculus trichophyllus | IE, VCH23 Westmeath, Knock Drui, Co. West Meath | Harry Corbyn Levinge | | 10/7/1893 | SHYB |
| Ranunculus trichophyllus | IE, VCH23 Westmeath, Knock Drui, Co. West Meath | Harry Corbyn Levinge | Harry Corbyn Levinge William Hunt Painter | 2/4/1895 | SHYB |
| Ranunculus trichophyllus | IE, VCH23 Westmeath, Knockdrin | Harry Corbyn Levinge | Harry Corbyn Levinge | 2/6/1895 | SHYB |
| Rhinanthus | IE, VCH23 Westmeath, Mullingar, Bog of Lynn | Edward Shearburn Marshall | Harry Corbyn Levinge William Hunt Painter | 22/7/1895 | SHYB |
| Rubus fuscus | IE, VCH23 Westmeath, Knock | Harry Corbyn Levinge | Harry Corbyn Levinge William Hunt Painter | 17/7/1894 to 20/8/1894 | SHYB |
| Rubus pyramidalis | IE, VCH23 Westmeath, Knock Drui | Harry Corbyn Levinge | Harry Corbyn Levinge William Hunt Painter | 31/7/1895 | SHYB |
| Salix pentandra | IE, VCH23 Westmeath, Bog of Lynn | Harry Corbyn Levinge | Harry Corbyn Levinge | 14/6/1895 | SHYB |
+ | Ajuga pyramidalis | IE, VCH9 Co. Clare, Ballyryan | Patrick Bernard O'Kelly | Charles Bailey Harry Corbyn Levinge | 5/5/1894 | MANCH |
+ | Ajuga pyramidalis | IE, VCH9 Co. Clare, Ballyryan | Patrick Bernard O'Kelly | Charles Bailey Harry Corbyn Levinge | 15/5/1895 | MANCH |
+ | Astragalus danicus | IE, Galway Bay,Gt Island of Arran,Killeany | Patrick Bernard O'Kelly | Charles Bailey Harry Corbyn Levinge | 14/6/1894 | MANCH |
+ | Bupleurum falcatum | | Harry Corbyn Levinge | A J Mary Gray Samuel Octavus Gray | 8/1837 | MANCH |
+ | Carex appropinquata | IE, VCH23 Westmeath, Mullingar, Bog of Lynn | Harry Corbyn Levinge | Charles Bailey | 14/6/1895 | MANCH |