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| Author(s) [A-Z] | Year [ascending] | Title | Type | Journal | Citation |
| Praeger, R.Ll. | 1934 | New stations for Irish plants | Journal | Ir. Nat. J. | Details... |
| Praeger, R.Ll. | 1935 | The Belfast postglacial section | Journal | Ir. Nat. J. | Details... |
| Praeger, R.Ll. | 1936 | New edition of the 'Flora of the North-East of Ireland | Journal | Ir. Nat. J. | Details... |
| Praeger, R.Ll. | 1937 | The snowflake on Lough Neagh | Journal | Ir. Nat. J. | Details... |
| Praeger, R.Ll. | 1937 | The white-beams of Garron Point | Journal | Ir. Nat. J. | Details... |
| Praeger, R.Ll. | 1937 | Scirpus nanus in the Bann Estuary | Journal | Ir. Nat. J. | Details... |
| Praeger, R.Ll. | 1938 | The Cornish heath in Ireland | Journal | Ir. Nat. J. | Details... |
| Praeger, R.Ll. | 1938 | Planorbis corneus on Lough Neagh | Journal | Ir. Nat. J. | Details... |
| Praeger, R.Ll. | 1943 | Scrobicularia piperata in Dundrum Bay | Journal | Ir. Nat. J. | Details... |
| Praeger, R.Ll. | 1946 | Moor-balls in Lough Erne | Journal | Ir. Nat. J. | Details... |
| Praeger, R.Ll. | 1946 | The bear-berry in Antrim | Journal | Ir. Nat. J. | Details... |
| Praeger, R.Ll. | 1946 | Additions to the knowledge of the Irish flora, 1939-1945 | Journal | Proc. Roy. Ir. Acad. | Details... |
| Praeger, R.Ll. & Megaw, W.R. | 1938 | A Flora of the north-east of Ireland | Book | | Details... |
| Press release | 1970 | Conservation in Northern Ireland: four new areas of scientific interest | Journal | Ir. Nat. J. | Details... |
| Press release | 1971 | Nature reserves in Northern Ireland | Journal | Ir. Nat. J. | Details... |
| Preston, J. | 1962 | Explosive volcanic activity in the Triassic sandstone of Scrabo Hill, Co. Down | Journal | Ir. Nat. J. | Details... |
| Preston, J. | 1963 | An 'orbicular' quartizite at Scrabo Hill | Journal | Ir. Nat. J. | Details... |
| Preston, J. | 1963 | The dolerite plug at Slemish, Co. Antrim, Ireland | Journal | Liverpool & Man. Geol. J. | Details... |
| Preston, J. | 1967 | A Tertiary feeder dyke in county Fermanagh, Northern Ireland | Journal | Sci. Proc. R. D. S. | Details... |
| Preston, J. | 1971 | The Maddygalla dyke - Rathlin Island | Journal | Ir. Nat. J. | Details... |
3701 references found.