| Adiantum capillus-veneris | IE, VCH9 Co. Clare, Blackhead Bay | Harry Corbyn Levinge | Harold Stuart Thompson | 23/6/1891 | BIRM |
+ | 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 |
| 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 |
| Allium ampeloprasum | IE, VCH16 West Galway, Roundstone | B King | Botanical Exchange Club of The British Isles Augustin Ley Harry Corbyn Levinge | 7/1892 8/1892 | BIRM |
| Allium ampeloprasum | IE, VCH16 West Galway, Connemara,Roundstone Cultivated | Harry Corbyn Levinge | Botanical Exchange Club of The British Isles Augustin Ley Harry Corbyn Levinge | 8/1894 | BIRM |
| Allium ampeloprasum | IE, VCH16 West Galway, Roundstone | Harry Corbyn Levinge | Augustin Ley Harry Corbyn Levinge | 15/9/1891 | BIRM |
| Arctostaphylos uva-ursi | IE, VCH9 Co. Clare, Gleninagh Hills | Harry Corbyn Levinge | George Stephen West Harry Corbyn Levinge | 19/5/1892 | BIRM |
+ | Astragalus danicus | IE, Galway Bay,Gt Island of Arran,Killeany | Patrick Bernard O'Kelly | Charles Bailey Harry Corbyn Levinge | 14/6/1894 | MANCH |
| Astragalus danicus | IE, VCH9 Co. Clare, Inishmore | Patrick Bernard O'Kelly | Harry Corbyn Levinge | 14/6/1894 | SHYB |
| Astragalus danicus | IE, VCH9 Co. Clare, Killeany | Patrick Bernard O'Kelly | Harold Stuart Thompson Harry Corbyn Levinge Job Edward Lousley | 14/6/1894 | BIRM |
| Baldellia ranunculoides | IE, VCH23 Westmeath | Harry Corbyn Levinge | James Sykes Gamble | 16/9/1888 | K |
| Baldellia ranunculoides | GB, VC49 Caernarvonshire, Criccieth | Harry Corbyn Levinge | James Sykes Gamble | 8/1884 | K |
| Brassica napus | IE, VCH23 Westmeath, Knockdrin | Harry Corbyn Levinge | Harry Corbyn Levinge | 22/7/1894 | SHYB |
| Brassica napus | IE, VCH23 Westmeath, Knockdrin | Harry Corbyn Levinge | Harry Corbyn Levinge | 9/9/1895 | ABS |
| Brassica napus | IE, VCH23 Westmeath, Knock Drui, Co. West Meath | Harry Corbyn Levinge | William Hunt Painter | 22/7/1894 | ABS |
+ | Bupleurum falcatum | | Harry Corbyn Levinge | A J Mary Gray Samuel Octavus Gray | 8/1837 | MANCH |
| Butomus umbellatus | IE, VCH9 Co. Clare, Ennis | Patrick Bernard O' Kelly | Harry Corbyn Levinge | 6/7/1892 | E |
| Callitriche stagnalis | GB, VC49 Caernarvonshire, Criccieth | Harry Corbyn Levinge | James Sykes Gamble | 8/1884 | K |
| Carex appropinquata | IE, VCH23 Westmeath, Bog of Lynn | Harry Corbyn Levinge | Frederick Janson Hanbury Harry Corbyn Levinge | 6/6/1892 | BM |
| Carex appropinquata | IE, VCH23 Westmeath, Bog of Lynn | Harry Corbyn Levinge | Frederick Janson Hanbury | 6/6/1892 | BM |
| Carex appropinquata | IE, VCH23 Westmeath, Ladestown | Harry Corbyn Levinge | Frederick Janson Hanbury Harry Corbyn Levinge | 16/7/1891 | BM |
+ | Carex appropinquata | IE, VCH23 Westmeath, Mullingar, Bog of Lynn | Harry Corbyn Levinge | Charles Bailey | 14/6/1895 | MANCH |
+ | Carex appropinquata | IE, VCH23 Westmeath, Mullingar, Bog of Lynn | Harry Corbyn Levinge | Charles Bailey Harry Corbyn Levinge | 14/6/1895 | MANCH |
| Carex appropinquata | IE, VCH23 Westmeath, Mullingar | Harry Corbyn Levinge | Harry Corbyn Levinge | 14/6/1895 | ABS |
| Carex appropinquata | IE, VCH23 Westmeath, Bog of Lynn | Harry Corbyn Levinge | Harry Corbyn Levinge | 6/6/1892 | BM |
| Carex appropinquata | IE, VCH23 Westmeath, Bog of Lynn | Harry Corbyn Levinge | James Groves | 6/6/1892 | BM |
| Carex appropinquata | IE, VCH23 Westmeath, Ladestown | Harry Corbyn Levinge | Eliza Standerwick Gregory | 16/7/1891 | BM |
| Carex appropinquata | IE, VCH23 Westmeath, Lough Ennell | Harry Corbyn Levinge | Eliza Standerwick Gregory Harry Corbyn Levinge | 16/7/1891 | BM |
| Carex appropinquata | IE, VCH23 Westmeath, Lough Ennell | Harry Corbyn Levinge | Harry Corbyn Levinge | 16/7/1891 | BM |
| Carex appropinquata | IE, VCH23 Westmeath, Ladestown | Harry Corbyn Levinge | Alexander Somerville | 16/7/1891 | E |
| Carex appropinquata | IE, VCH23 Westmeath, Bog of Lynn | Harry Corbyn Levinge | Botanical Exchange Club of The British Isles Augustin Ley Harry Corbyn Levinge | 14/6/1895 | BIRM |
| Carex appropinquata | IE, VCH23 Westmeath, Mullingar, Bog of Lynn | Harry Corbyn Levinge | Edward Francis Linton Harry Corbyn Levinge | 14/6/1895 | BM |
| Carex appropinquata | IE, VCH23 Westmeath, Lough Ennell | Harry Corbyn Levinge | Edward Francis Linton Harry Corbyn Levinge | 16/7/1890 | BM |
| Carex appropinquata | IE, VCH23 Westmeath, Lough Ennell | Harry Corbyn Levinge | Edward Francis Linton Harry Corbyn Levinge | 16/7/1890 | BM |
| Carex appropinquata | IE, VCH23 Westmeath, Ladestown | Harry Corbyn Levinge | Edward Francis Linton | 16/7/1891 | BM |
| Carex appropinquata | IE, VCH23 Westmeath, Lough Ennell | Harry Corbyn Levinge | Arthur Bennett Charles Edgar Salmon | 16/7/1891 | BM |
| Carex appropinquata | IE, VCH23 Westmeath, Ladestown | Harry Corbyn Levinge | Charles Edgar Salmon Harry Corbyn Levinge | 16/7/1891 | BM |
| Carex appropinquata | IE, VCH23 Westmeath, Lough Ennell | Harry Corbyn Levinge | Arthur Bennett Charles Edgar Salmon | 16/7/1891 | BM |