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| Author(s) [A-Z] | Year [ascending] | Title | Type | Journal | Citation |
| Hackney, P. | 1995 | The flora of the North-east of Ireland - supplementary notes | Journal | Bull. Ir. biogeog. Soc. | Details... |
| Hackney, P. | 1997 | Excursion (1996): Annadale | Journal | Proc. Belf. Nat. Fld. Club | Details... |
| Hackney, P. | 1997 | Excursion: Kinbane Head and Portnakillew | Journal | Proc. Belf. Nat. Fld. Club | Details... |
| Hackney, P. | 1998 | Monotropa hypopitys new to Co. Antrim (H39) | Journal | Ir. Nat. J. | Details... |
| Hackney, P. | 1998 | Review: 'Urban Flora of Belfast' by S. Beesley & J. Wilde | Journal | Bull. Ir. biogeog. Soc. | Details... |
| Hackney, P. | 2001 | Excursion: Survey of Clandeboye Estate | Journal | Proc. Belf. Nat. Fld. Club | Details... |
| Hackney, P. & Hackney, C.R. | 1987 | A Rosa pimpinellifolia L. x R. canina agg. hybrid in Co. Antrim | Journal | Ir. Nat. J. | Details... |
| Hackney, P. & Morton, O. | 1970 | Botany Department 'Data Bank': MS reports, notes and field cards | Manuscript | | Details... |
| Hackney, P., Maitland, F. & Picton, B.E. | 2002 | Northern Ireland Flora Website, CEDaR, Ulster Museum, Belfast. | Internet | | Details... |
| Haddon, A.C. | 1885 | The structure and habits of Peachia hastata (Gosse), Part I. | Journal | Sci. Proc. R. D. S. | Details... |
| Halbert, J.N. | 1910 | Cryptophagus bimaculatus Pz. and other Coleoptera at L. Neagh | Journal | Ent. Monthly Mag. | Details... |
| Halbert, J.N. | 1910 | Cryptophagus bimaculatus Panz. and other Coleoptera at Lough Neagh | Journal | Ent. Monthly Mag. | Details... |
| Halbert, J.N. | 1919 | Ploiaria culciformis in Co. Armagh | Journal | Ir. Nat. | Details... |
| Halbert, J.N. | 1923 | Review: 'The Macrolepidoptera of County Tyrone' by Greer (publ. in The Entomologist) | Journal | Ir. Nat. | Details... |
| Hale, P.A. | 1958 | Roach, Rutilus rutilus L., occurring in Co. Tyrone | Journal | Ir. Nat. J. | Details... |
| Haliday, A.H. | 1833 | Catalogue of Diptera occurring about Holywood in Downshire | Journal | Ent. Mag. | Details... |
| Hall, V.A. | 1990 | Ancient agricultural activity at Slieve Gullion, Co. Armagh: the palynological and documentary evidence | Journal | Proc. Roy. Ir. Acad. | Details... |
| Hall, V.A., McVicker, S.J. & Pilcher, J.R. | 1994 | Tephra-linked vegetation history around 2310 BC of some sites in counties Antrim and Down | Journal | Proc. Roy. Ir. Acad. Biol.& Env. | Details... |
| Halliwell, R.A. | 1970 | An elementary study of the cave morphology and seepage in the Reyfad-Pollnacrom system | Journal | Trans. Cave Res. Group Great Britain | Details... |
| Hamill, M. | 1935 | Botanical Society of Northern Ireland | Journal | Ir. Nat. J. | Details... |
3701 references found.