| Inula salicina | IE, Ambiguous locality (IE), Shannon | C W Davidson | Charles Bailey | 7/1878 | MANCH |
| Inula salicina | IE, Ambiguous locality (IE), Shannon | W Davidson | Charles Bailey | 8/1898 | MANCH |
| Inula salicina | IE, Ambiguous locality (IE), Lough Derg Cultivated | Edward Francis Linton | Charles Bailey Edward Francis Linton | 7/1887 | MANCH |
| Hymenophyllum tunbrigense | IE, Ambiguous locality (IE), Killarney | | Charles Bailey | 8/1879 | BIRM |
| Rubus anisacanthos | IE, VCH40 Co. Londonderry, Portrush | Charles Bailey | | 14/7/1896 | SLBI |
| Potamogeton lucens x gramineus = P. x angustifolius | IE, VCH40 Co. Londonderry, coleraine | Samuel Alexander Stewart | Botanical Exchange Club of The British Isles Charles Bailey | 29/7/1883 | MANCH |
| Rubus pascuorum | IE, VCH40 Co. Londonderry, Carnabridge | Charles Bailey | Botanical Exchange Club of The British Isles Allan Octavian Hume | 14/7/1896 | SLBI |
+ | Gentianella campestris | IE, VCH39 Co. Antrim, Wolf Hill | William Mateer | Charles Bailey William Lowndes Notcutt | 8/1847 | MANCH |
+ | Calamagrostis stricta | IE, VCH39 Co. Antrim, Toomebridge,Lough Beg | | Charles Bailey James Ward Samuel Alexander Stewart | 8/7/1866 | MANCH |
+ | Calamagrostis stricta | IE, VCH39 Co. Antrim, Toomebridge,Lough Beg | Samuel Alexander Stewart | Charles Bailey | 8/7/1868 | MANCH |
+ | Calamagrostis stricta | IE, VCH39 Co. Antrim, Toome Bridge | George Claridge Druce | Botanical Exchange Club of The British Isles Charles Bailey | 7/1909 | MANCH |
| Potamogeton perfoliatus x crispus = P. x cooperi | IE, VCH39 Co. Antrim, Templepatrick | Samuel Alexander Stewart | Alfred Fryer Charles Bailey | 8/1894 | MANCH |
| Potamogeton perfoliatus x crispus = P. x cooperi | IE, VCH39 Co. Antrim, Templepatrick | Samuel Alexander Stewart | Charles Bailey Samuel Alexander Stewart | 10/8/1894 | MANCH |
| Potamogeton perfoliatus x crispus = P. x cooperi | IE, VCH39 Co. Antrim, Templepatrick | Samuel Alexander Stewart | Alfred Fryer Charles Bailey | 10/8/1894 | MANCH |
| Potamogeton perfoliatus x crispus = P. x cooperi | IE, VCH39 Co. Antrim, Templepatrick | Samuel Alexander Stewart | Manchester Museum Charles Bailey | 10/8/1894 | MANCH |
+ | Potamogeton praelongus | IE, VCH39 Co. Antrim, Rathlin Island,Ushet Lough | Samuel Alexander Stewart | Alfred Fryer Charles Bailey | 4/8/1882 | MANCH |
| Jasione montana | IE, VCH39 Co. Antrim, Portrush | Charles Bailey | Charles Bailey | 13/7/1896 | MANCH |
| Ranunculus bulbosus | IE, VCH39 Co. Antrim, Portrush | Charles Bailey | Charles Bailey | 13/7/1896 | MANCH |
| Ranunculus bulbosus | IE, VCH39 Co. Antrim, Portrush | Charles Bailey | Manchester Museum Charles Bailey | 14/7/1896 | MANCH |
| Rubus anisacanthos | IE, VCH39 Co. Antrim, Portrush | Charles Bailey | Botanical Exchange Club of The British Isles Allan Octavian Hume | 14/7/1896 | SLBI |
+ | Viola canina | IE, VCH39 Co. Antrim, Portrush | Charles Bailey | Charles Bailey | 15/7/1896 | MANCH |
+ | Viola canina subsp. canina | IE, VCH39 Co. Antrim, Portrush | Charles Bailey | Charles Bailey | 15/7/1896 | MANCH |
| Viola curtisii | IE, VCH39 Co. Antrim, Portrush | Charles Bailey | Botanical Exchange Club of The British Isles Allan Octavian Hume | 15/7/1896 | SLBI |
| Viola tricolor subsp. curtisii | IE, VCH39 Co. Antrim, Portrush | Charles Bailey | William Hunt Painter | 15/7/1896 | ABS |
| Viola tricolor subsp. curtisii | IE, VCH39 Co. Antrim, Portrush | Charles Bailey | Botanical Exchange Club of The British Isles Augustin Ley | 15/7/1896 | BIRM |
+ | Zostera marina | IE, VCH39 Co. Antrim, Portrush | Charles Bailey | Charles Bailey | 15/7/1896 | MANCH |
+ | Calamagrostis stricta | IE, VCH39 Co. Antrim, Lough Neagh | Samuel Alexander Stewart | Botanical Exchange Club Charles Bailey | 30/6/1877 | MANCH |
+ | Calamagrostis stricta | IE, VCH39 Co. Antrim, Lough Neagh | Samuel Alexander Stewart | Botanical Exchange Club Charles Bailey | 30/6/1877 | MANCH |
+ | Calamagrostis stricta | IE, VCH39 Co. Antrim, Lough Neagh | Thomas H Corry | Botanical Exchange Club Charles Bailey | 6/1878 | MANCH |
+ | Calamagrostis stricta | IE, VCH39 Co. Antrim, Lough Neagh | | Charles Bailey William Mateer | 6/1847 | MANCH |
+ | Calamagrostis stricta | IE, VCH39 Co. Antrim, Lough Neagh | William Mateer | Charles Bailey William Lowndes Notcutt | 6/1847 | MANCH |
+ | Calamagrostis stricta | IE, VCH39 Co. Antrim, Lough Neagh | Robert Lloyd Praeger | Botanical Exchange Club of The British Isles Charles Bailey Samuel Alexander Stewart | 7/8/1892 | MANCH |
+ | Calamagrostis stricta | IE, VCH39 Co. Antrim, Lough Neagh | Robert Lloyd Praeger | Botanical Exchange Club of The British Isles Charles Bailey Samuel Alexander Stewart | 7/8/1892 | MANCH |
+ | Calamagrostis stricta | IE, VCH39 Co. Antrim, Lough Neagh | Coslett Herbert Waddell Nathaniel Carrothers | Watson Botanical Exchange Club Charles Bailey Coslett Herbert Waddell | 29/7/1911 | MANCH |
+ | Calamagrostis stricta | IE, VCH39 Co. Antrim, Lough Neagh | McGreeves | Charles Bailey William Lowndes Notcutt | 1847 | MANCH |
+ | Carex buxbaumii | IE, VCH39 Co. Antrim, Lough Neagh | William Mateer | Charles Bailey | | MANCH |
| Potamogeton alpinus | IE, VCH39 Co. Antrim, Lough Mourne | Samuel Alexander Stewart | Alfred Fryer Charles Bailey | | MANCH |
| Potamogeton perfoliatus | IE, VCH39 Co. Antrim, Lough Mourne | Samuel Alexander Stewart | Alfred Fryer Charles Bailey | 19/7/1880 | MANCH |
| Geranium robertianum | IE, VCH39 Co. Antrim, Giants Causeway | Charles Bailey | Charles Bailey | 11/7/1896 | BIRM |
| Rubus polyanthemus | IE, VCH39 Co. Antrim, Giants Causeway | Charles Bailey | Allan Octavian Hume | 13/7/1896 | SLBI |