|
| Author(s) [A-Z] | Year [ascending] | Title | Type | Journal | Citation |
| O'Hanlon, R.P. & Bolger, T. | 1993 | Distribution and seasonal abundance of Arcitalitrus dorrieni, a terrestrial crustacean introduced to Ireland | Book | | Details... |
| O'Mahony, J.H.T. | 1993 | Phytoplankton species associated with imports of the Pacific oyster Crassostrea gigas, from France to Ireland | Chapter | | Details... |
| O'Meara, M. | 1999 | The Australian land planarian Australoplana sanguinea (Moseley) var. alba (Dendy) (Tricladida: Terricola) in Waterford | Journal | Ir. Nat. J. | Details... |
| O'Riordan, R.M. | 1996 | The current status and distribution of the Australasian barnacle, Elminius modestus Darwin in Ireland | Chapter | | Details... |
| O'Sullivan, A.M. | 1979 | Occurrence of Datura stramonium L. and other aliens in Irish tillage fields | Journal | Ir. Nat. J. | Details... |
| Perrins, J., Fitter, A. & Williamson, M. | 1993 | Population biology and rates of invasion of three introduced Impatiens species in the British Isles | Journal | J. Biogeog. | Details... |
| Praeger, R.Ll. | 1893 | Alien plants at Greenisland, Belfast | Journal | Ir. Nat. | Details... |
| Praeger, R.Ll. | 1906 | Review: 'Alien flora of Britain' by S.T. Dunn | Journal | Ir. Nat. | Details... |
| Praeger, R.Ll. | 1911 | Clare Island Survey: Phanerogamia and Pteridophyta | Journal | Proc. Roy. Ir. Acad. | Details... |
| Praeger, R.Ll. | 1921 | (Acaena sanguisorbae) | Journal | Ir. Nat. | Details... |
| Preston, C.D. | 1986 | An additional criterion for assessing native status | Journal | Watsonia | Details... |
| Reynolds, S. | 1999 | Miscellaneous records of alien plants in Ireland in 1999 | Journal | Ir. Nat. J. | Details... |
| Reynolds, S. | 2004 | Polygonum plebejum R. Br., a rare alien knotweed in Limerick City in 1900 | Journal | Ir. Nat. J. | Details... |
| Reynolds, S. | 2004 | Miscellaneous records of alien plants in Ireland | Journal | Ir. Nat. J. | Details... |
| Reynolds, S.C.P. | 1990 | Alien plants at Foynes and Dublin Ports in 1988 | Journal | Ir. Nat. J. | Details... |
| Reynolds, S.C.P. | 1992 | Distribution of alien and adventive plants at ports and on roadsides in Ireland in 1989 | Journal | Ir. Nat. J. | Details... |
| Reynolds, S.C.P. | 1993 | Records of alien and adventive plants in Ireland 1990-1992 | Journal | Ir. Nat. J. | Details... |
| Reynolds, S.C.P. | 1994 | Records of alien and casual plants in Ireland 1993 | Journal | Ir. Nat. J. | Details... |
| Reynolds, S.C.P. | 1996 | Records of casual and alien plants in Ireland | Journal | Ir. Nat. J. | Details... |
| Reynolds, S.C.P. | 1997 | Irish records of alien and casual plants (mostly 1995) | Journal | Ir. Nat. J. | Details... |
121 references found.