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Rumsey, F.J., Jermy, A.C. & Sheffield, E. 1998. The independent gametophytic stage of Trichomanes speciosum Willd. (Hymenophyllaceae), the Killarney Fern and its distribution in the British Isles. Watsonia 22, 1-19
Pearman, D.A., Preston, C.D., Roy, D.B. & Stewart, A. 1998. The use of B.S.B.I. Monitoring Scheme data to predict nationally scarce species in Britain. Watsonia 22, 21-28
Wilkinson, D.M. 1998. Relationship between species richness and rarity in Welsh aquatic floras. Watsonia 22, 29-32
Daniels, R.E., McDonnell, E.J. & Raybould, A.F. 1998. The current status of Rumex rupestris Le Gall (Polygonaceae) in England and Wales, and threats to its survival and genetic diversity. Watsonia 22, 33-39
Trist, P.J.O. 1998. The distribution and status of Corynephorus canescens (L.) P. Beauv. (Poaceae) in Britain and the Channel Islands with particular reference to its conservation. Watsonia 22, 41-47
Kitchener, G.D. & McKean, D.R. 1998. Hybrids of Epilobium brunnescens (Cockayne) Raven & Engelhorn (Onagraceae) and their occurrence in the British Isles. Watsonia 22, 49-60
Preston, C.D., Bailey, J.P. & Hollingsworth, P.M. 1998. A reassessment of the hybrid Potamogeton x gessnacensis G. Fisch. (P. natans x P. polygonifolius, Potamogetonaceae) in Britain. Watsonia 22, 61-68
Preston, C.D., Hollingsworth, P.M. & Gornall, R.J. 1998. Potamogeton pectinatus L. x P. vaginatus Turcz. (P. x bottnicus Hagstr.), a newly identified hybrid in the British Isles. Watsonia 22, 69-82
Allen, D.E. 1998. Fine new species of Rubus L. (Rosaceae) with transmarine ranges. Watsonia 22, 83-96
Bull, A.L. 1998. Four new species of Rubus L. (Rosaceae) from eastern England. Watsonia 22, 97-104
Turner Ettlinger, D.M. 1998. A new variety of Ophrys apifera Hudson (Orchidaceae). Watsonia 22, 105-107
Notes. Watsonia 22 (1998), 109-116
- Corner, R.W.M. Northern limits attained by native British plants in north Peary Land, Greenland.
- Gulliver, R.L. Population sizes of Gentianella uliginosa (Willd.) Boerner, Dune Gentian, on Colonsay (v.c. 102) in 1996.
- Macpherson, P. & Stace, C.A. xAgropogon robinsonii (Druce) Melderis & D.C. McClint.
- Rose, F. Gentianella uliginosa (Willd.) Boerner (Gentianaceae) found in Colonsay (v.c. 102), new to Scotland.
Book Reviews. Watsonia 22 (1998), 117-125
Obituaries. Watsonia 22 (1998), 127-138
- Doreen Sylvia Lambert M.B.E. (1915-1996), by P. Hackney
- Edgar W.B.H. Milne-Redhead M.B.E., I.S.O., T.D. (1906-1996), by B. Verdcourt
- John Grant Roger (1909-1997), by D.A. Ratcliffe
Report. Watsonia 22 (1998), 139-142
Bullock, J.M., Connor, J., Carrington, S. & Edwards, R.J. 1998. Chromosome numbers and flower sizes of Ulex minor Roth and Ulex gallii Planch. in Dorset. Watsonia 22, 143-152
Parnell, J. & Needham, M. 1998. Morphometric variation in Irish Sorbus L. (Rosaceae). Watsonia 22, 153-161
Preston, C.D. & Pearman, D.A. 1998. J.E. Dandy and G. Taylor’s unpublished study of Potamogeton x sudermanicus Hagstr. in Britain, with an account of the current distribution of the hybrid. Watsonia 22, 163-172
Notes. Watsonia 22 (1998), 181-193
- Typification of some Barton and Riddelsdell names in Rubus L. (Rosaceae). Watsonia 22, 181-193.
Book Reviews. Watsonia 22 (1998), 195-202
Obituaries. Watsonia 22 (1998), 203-207
- Nicholas Polunin (1909-1997), by A. Bataille
- R.G.B. Roe (1911-1997), by J.G. Keylock
- David Webb (1912-1994), bibliography additions, by N.B. Wyse Jackson & P.N. Wyse Jackson
swan, G.A. 1999. Identification, distribution and a new nothosubspecies of Trichophorum cespitosum (L.) Hartman (Cyperaceae) in the British Isles and N.W. Europe. Watsonia 22, 209-233
Hollingsworth, P.M. & Swan, G.A. 1999. Genetic differentiation and hybridisation among subspecies of Deergrass (Trichophorum cespitosum (L.) Hartman) in Northumberland. Watsonia 22, 235-242
Aksoy, A., Hale, W.H.G. & Dixon, J.M. 1999. Towards a simplified taxonomy of Capsella bursa-pastoris (L.) Medik. (Brassicaceae). Watsonia 22, 243-250
Rich T.C.G. 1999 Conservation of Britain's biodiversity: Filago lutescens Jordan (Asteraceae), Red-tipped Cudweed. Watsonia 22, 251-260
Dearnley, T.C. & Duckett, J.G. 1999. Juniper in the Lake District National Park. A review of condition and regeneration. Watsonia 22, 261-267
Wilkinson, D.M. 1999. Correlations between higher-taxon richness and species richness in the British Isles flora. Watsonia 22, 269-273
McAllister, H.A. 1999. Urtica galeopsifolia Wierzb. ex Opiz (Urticaceae) confirmed for Britain by its chromosome number. Watsonia 22, 275-278
McAllister, H.A. 1999. Lysimachia punctata L. and L. verticillaris Sprengel (Primulaceae) naturalised in the British Isles. Watsonia 22, 279-281
Notes. Watsonia 22 (1999), 283-286
- A terrestrial form of Callitriche truncata Guss. subsp. occidentalis (Rouy) Braun-Blanquet (Callitrichaceae), by R.V. Lansdown
Book Reviews. Watsonia 22 (1999), 287-291
Obituaries. Watsonia 22 (1999), 293-295
- William Moreton Condry (1918-1998), by A.O. Chater
- Alfred A.P. Slack (1913-1998), by A.M. Stirling
Report. Watsonia 22 (1999), 297-300
Kay, Q.O.N., John, R.F. & Jones, R.A. 1999. Biology, genetic variation and conservation of Luronium natans (L.) Raf. in Britain & Ireland. Watsonia 22, 301-315
Barratt, D.R., Walker, K.J., Pywell, R.F., Mountford, J.O. & Sparks, T.H. 1999. Variation in the responses of infraspecific variants of wet grassland species to manipulated water levels. Watsonia 22, 317-328
Preston, C.D., Hollingsworth, P.M. & Gornall, R.J. 1999. The distribution and habitat of Potamogeton x suecicus K. Richt. (P. filiformis Pers. x P. pectinatus L.) in the British Isles. Watsonia 22, 329-342
Wright, J.A. & Lusby, P.S. 1999. The past and present status of Moneses uniflora (L.) Gray (Pyrolaceae) in Scotland. Watsonia 22, 343-352
Carey, P.D. 1999. Changes in the distribution and abundance of Himantoglossum hircinum (L.) Sprengel (Orchidaceae) over the last 100 years. Watsonia 22, 353-364
Kirchner, F. & Bullock, J.M. 1999. Taxonomic separation of Ulex minor Roth. and U. gallii Planch.: morphometrics and chromosome counts. Watsonia 22, 365-376
Rich, T.C.G. & Lewis, J. 1999. Use of herbarium material for mapping the distribution of Erophila (Brassicaceae) taxa sensu Filfilan & Elkington in Britain and Ireland. Watsonia 22, 377-385
Wheeler, B.R. & Hutchings, M.J. 1999. The history and distribution of Phyteuma spicatum L. (Campanulaceae) in Britain. Watsonia 22, 387-395
Rich, T.C.G. 1999. Conservation of Britain's biodiversity: Cyperus fuscus L. (Cyperaceae), Brown Galingale. Watsonia 22, 397-403
Rich, T.C.G., Lambrick, C.R. & McNab, C. 1999. Conservation of Britain's biodiversity: Salvia pratensis L. (Lamiaceae), Meadow Clary. Watsonia 22, 405-411
Rumsey, F.J. 1999. Rumex x akeroydii - a new Dock hybrid. Watsonia 22, 413-416
McKean, D.R. 1999. A new Epilobium hybrid from Scotland, E. pedunculare A. Cunn. x E. montanum L. Watsonia 22, 417-419
Notes. Watsonia 22 (1999), 421-432
- Elytrigia repens (L.) Desv. ex Nevski subsp. arenosa (Spenner) A. Love (Poaceae) in South-east Yorkshire (v.c. 61). P.J. Cook.
- The potential for seed dispersal by sea water in Coincya wrightii (O.E. Schulz) Stace and C. monensis (L.) W. Greuter & Burdet subsp. monensis. T.C.G. Rich.
- Southward recolonisation by Mertensia maritima (L.) Gray on the coast of north-eastern Scotland. D. Welch & M. Innes.
- Erica ciliaris L. (Ericaceae) rediscovered in the Blackdown Hills, on the Somerset-Devon border (v.c. 3). M.J. Edgington.
- Gentianella uliginosa (Willd.) Boerner (Gentianaceae) rediscovered in North Devon. D.T. Holyoak.
- Rubus campaniensis Winkel ex Beek (Rosaceae) in Britain. D.E. Allen.
- Separation of Carex vulpina L. and C. otrubae Podp. (Cyperaceae) using transverse leaf sections. R.D. Porley
Book Reviews. Watsonia 22 (1999), 433-441
Obituaries. Watsonia 22 (1999), 443-449
- John Heslop-Harrison (1920-1998), by J. Hawkes
- Olga Margaret Stewart (1920-1998), by A.C. Jermy
- Karl-Heinz Rechinger (1906-1998), by H.W. Lack
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