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| Author(s) [A-Z] | Year [ascending] | Title | Type | Journal | Citation |
| Praeger, R.Ll. | 1897 | Ballycastle (Co. Antrim) plants | Journal | Ir. Nat. | Details... |
| Praeger, R.Ll. | 1898 | Local botanical notes, 1895-97 | Journal | Proc. Belf. Nat. Fld. Club | Details... |
| Praeger, R.Ll. | 1900 | Botanical exploration in 1899 | Journal | Ir. Nat. | Details... |
| Praeger, R.Ll. | 1901 | Pyrola secunda refound in Ireland | Journal | Ir. Nat. | Details... |
| Praeger, R.Ll. | 1901 | Spiranthes romanzoffiana in Antrim | Journal | Ir. Nat. | Details... |
| Praeger, R.Ll. | 1901 | Salix herbacea in County Antrim | Journal | Ir. Nat. | Details... |
| Praeger, R.Ll. | 1902 | The composition of the flora of the north-east of Ireland | Journal | Ir. Nat. | Details... |
| Praeger, R.Ll. | 1903 | Additions to 'Irish Topographical Botany' in 1902 | Journal | Ir. Nat. | Details... |
| Praeger, R.Ll. | 1903 | The samphire in Antrim | Journal | Ir. Nat. | Details... |
| Praeger, R.Ll. | 1903 | Hieracium orarium and H. rivale in Ireland | Journal | Ir. Nat. | Details... |
| Praeger, R.Ll. | 1904 | Additions to 'Irish Topographical Botany' in 1903 | Journal | Ir. Nat. | Details... |
| Praeger, R.Ll. | 1904 | Recent progress in Irish botany | Journal | Proc. Belf. Nat. Fld. Club | Details... |
| Praeger, R.Ll. | 1905 | Additions to Irish Topographical Botany in 1904 | Journal | Ir. Nat. | Details... |
| Praeger, R.Ll. | 1906 | Additions to 'Irish Topographical Botany' | Journal | Ir. Nat. | Details... |
| Praeger, R.Ll. | 1913 | Plants of Antrim and Down | Journal | Ir. Nat. | Details... |
| Praeger, R.Ll. | 1913 | Additions to 'Irish Topographical Botany' in 1908-1912 | Journal | Ir. Nat. | Details... |
| Praeger, R.Ll. | 1914 | Phanerogamia | Journal | Proc. Belf. Nat. Fld. Club | Details... |
| Praeger, R.Ll. | 1920 | Notes on Antrim plants | Journal | Ir. Nat. | Details... |
| Praeger, R.Ll. | 1921 | Antrim plants | Journal | Ir. Nat. | Details... |
| Praeger, R.Ll. | 1923 | Erica stricta in Antrim and Derry | Journal | Ir. Nat. | Details... |
1259 references found.