BSBI long colour1


Watsonia vol. 23 (2000-01)


Preston, C.D. & Sanford, M.N. 2000. Douglas H. Kent Memorial Issue of Watsonia. Watsonia 23, 1

Allen, D.E. & Stace, C.A. 2000. Obituary. Douglas Henry Kent (1920-1998). Watsonia 23, 3-8

Allen, D.E. & Stace, C.A. 2000. Botanical publications of Douglas Henry Kent. Watsonia 23, 9-14

Allen, D.E. 2000. A selective supplement to British and Irish Herbaria. Watsonia 23, 15-21

Crompton, G. & Nelson, E.C. 2000. The herbarium of William Skrimshire (1766- 1829) of Wisbech. Watsonia 23, 23-38

Bowlt, E.M. & C. 2000. John Blackstone (1713-1753); a London apothecary and botanist of his time. Watsonia 23, 39-46

Nelson, E.C. 2000. A history, mainly nomendatural, of St Dabeoc's Heath. Watsonia 23, 47-58

Preston, C.D. 2000. Engulfed by suburbia or destroyed by the plough: the ecology of extinction in Middlesex and Cambridgeshire. Watsonia 23, 59-81

Holyoak, D.T. 2000. Hybridisation between Rumex rupestris Le Gall (Polygonaceae) and other docks. Watsonia 23, 83-92

Bailey, J.P. & Conolly, A.P. 2000. Prize-winners to pariahs - A history of Japanese Knotweed s.l. (Polygonaceae) in the British Isles. Watsonia 23, 93-110

Hollingsworth, M.L. & Bailey, J.P. 2000. Hybridisation and clonal diversity in some introduced Fallopia species (Polygonaceae). Watsonia 23, 111-121

Abbott, R.J., James, J.K., Irwin, J.A. & Comes, H.P. 2000. Hybrid origin of Oxford Ragwort, Senecio squalidus L. Watsonia 23, 123-138

James, C.M., Wurzell, B.S. & Stace, C.A. 2000. A new hybrid between a European and a Chinese species of Artemisia (Asteraceae). Watsonia 23, 139-147

Oswald, P.H. 2000. Historical records of Lactuca serriola L. and L. virosa L. in Britain, with special reference to Cambridgeshire (v.c. 29). Watsonia 23, 149-159

Brummitt, R.K. & Chater, A.O. 2000. Calystegia (Convolvulaceae) hybrids in West Wales. Watsonia 23, 161-165

Clement, E.J. 2000. Ludwigia x kentiana E.J. Clement: a new aquatic hybrid. Watsonia 23, 167-172

Fletcher, R. & Stace, C.A. 2000. A new section and species of Festuca (Poaceae) naturalized in England. Watsonia 23, 173-177

Forbes, R.S. 2000. Assessing the status of Stratiotes aloides L. (Water-soldier) in Co. Fermanagh, Northern Ireland. Watsonia 23, 179-196.

Walker, K.J. 2000. The distribution, ecology and conservation of Arenaria norvegica subsp. anglica Halliday (Caryophyllaceae). Watsonia 23, 197-208

Williams, L.R. 2000. Annual variation in the size of a population of Cardamine impatiens L. Watsonia 23, 209-212

Notes. Watsonia 23 (2000), 213-220

  • Update on birdseed aliens (1985-1998). C.G. Hanson
  • Hieracium kentii sp. nov. (Asteraceae). P.D. Sell
  • Chara baltica rediscovered. J.E. Harris
  • Thlaspi perfoliatum L. new to Worcestershire. K. Barnett & T.C.G. Rich.

Book Reviews. Watsonia 23, 221-230

Briggs, M. 2000. Presidential Address, 1999. The study of a local flora. An appreciation of the wild plants of the British Isles. Watsonia 23, 231-235.

Box, J.D. 2000. Mistletoe Viscum album L. (Loranthaceae) on oaks in Britain. Watsonia 23, 237-256.

Foley, M.J.Y. 2000. A morphological comparison between some British Orobanche species (Orobanchaceae) and their closely-related non-British counterparts from continental Europe: Orobanche reticulata Wallr. s.l. Watsonia 23, 257-267

Jonsell, B., Nordal, I. & Roberts, F.J. 2000. Viola rupestris and its hybrids in Britain. Watsonia 23, 269-278

Foley, M.J.Y. 2000. Carex muricata L. subsp. muricata (Cyperaceae) - a review of its present status in Britain. Watsonia 23, 279-286

Oredsson, A. 2000. Choice of surveyor is vital to the reliability of floristic change studies. Watsonia 23, 287-291

Rich, T.C.G. & Sydes, C. 2000. Recording the declines of the Nationally Scarce plants Ajuga pyramidalis L. and Melampyrum sylvaticum L. Watsonia 23, 293-297

Foley, M.J.Y. 2000. Dactylorhiza incarnata (L.) Soo subsp. ochroleuca (Wuestnei ex Boil) P. F. Hunt and Summerh. (Orchidaceae): A comparison of British and European plants. Watsonia 23, 299-303

Rich, T.C.G. 2000. Conservation of Britain’s biodiversity: Hieracium cambricum (Asteraceae), Welsh Hawkweed. Watsonia 23, 305-310

Rich, T.C.G. & Houston, L. 2000. Conservation of Britain’s biodiversity: Hieracium tavense (Asteraceae), Black Mountain Hawkweed. Watsonia 23, 311-316

Randall, R.D. & Rich, T.C.G. 2000. Conservation of Britain’s biodiversity: Rubus trelleckensis (Rosaceae), Trelleck Bramble. Watsonia 23, 317-322

Usher, M.B. 2000. The nativeness and non-nativeness of species. Watsonia 23, 323-326

Meikle, R.D. & Robinson, N.A. 2000. A new record for Salix x angusensis (Salicaceae) Rech. f. from Ainsdale Sand Dunes National Nature Reserve, S. Lancs. v.c. 59. Watsonia 23, 327-330

Handley, R.J. & Davy, A.J. 2000. Discovery of male plants of Najas marina L. (Hydrocharitaceae) in Britain. Watsonia 23, 331-334

Notes. Watsonia 23 (2000), 335-348

  • Blunt, A.G. & Blunt, M.E. Corynephorus canescens (L.) P. Beauv. (Poaceae) at Kinver Edge, Staffordshire: a re-assessment.
  • Rich, T.C.G. A reanalysis of the Mistletoe (Viscum album L.: Loranthaceae) survey data from the 1970s and 1990s.
  • Rich. T.C.G., Jones, R.A. & Jebb, M. Three new British sites for Carex depauperata With. (Cyperaceae) represented in the Irish National Herbarium, Glasnevin.
  • Dines, T.D. & Preston, C.D. Eleocharis parvula discovered in Scotland.
  • Rich, T.C.G. & Brown, N. Suaeda vera Forssk. ex J.F. Gmel. (Chenopodiaceae), Shrubby Sea-blite, present in Anglesey (v.c. 52), Wales.
  • Pigott, C.D. A probably native and regenerating population of Tilia platyphyllos Scop. in Bedfordshire.
  • Allen, D.E. Further British species of Rubus L. (Rosaceae) in north-west  France.
  • Allen, D.E. Rubus angusticuspis Sudre (Rosaceae) in Scilly.

Book Reviews. Watsonia 23, 349-358

Obituaries. Watsonia 23 (2000), 359-372

  • Joan Wendoline Clark (1908-1999), by A.C. Jermy
  • David Edwin Coombe (1927-1999), by C.D. Preston
  • Lewis Charles Frost (1926-1998), by M.H. Martin & M.D. Ames
  • Hugh Allison Lang (1920-1999), by R.W.M. Corner
  • Bertram Evelyn Smythes (1912-1999), by S.L. Jury
  • Eric Vernon Watson (1914-1999), by S.L. Jury

Report. Watsonia 23 (2000), 373-375

Dixon, J.M. 2001. On the status of the genus Koeleria Pers. (Poaceae) in Britain. Watsonia 23, 377-390

Maskell, L.C. & Raybould, A.F. 2001. The decline of Spartina alterniflora (Poaceae) in the British Isles. Watsonia 23, 391-400

Rich, T.C.G. & Birkinshaw, C.R. 2001. Conservation of Britain’s biodiversity: Carex depauperata With. (Cyperaceae), Starved Wood-sedge. Watsonia 23, 401-411

Foley, M.J.Y. 2001. A morphological comparison between some British Orobanche species (Orobanchaceae) and their closely-related, non-British counterparts from continental Europe: Orobanche rapum-genistae Thuill. s.l. Watsonia 23, 413-419

Allen, D.E. 2001. Brambles (Rubus L. sect. Rubus and sect. Corylifolii Lindley, Rosaceae) of the Channel Islands. Watsonia 23, 421-435

Randall, R.D. & Rich, T.C.G. 2001. Conservation of Britain’s biodiversity: Rubus dasycoccus (Rosaceae), Thick-berried Bramble. Watsonia 23, 437-442

Notes. 2001. Watsonia 23, 443-453

  • Nitella gracilis (Smith) Agardh, an elusive charophyte new to Cardiganshire. R.A. Jones & N.F. Stewart.
  • Colonisation by Cochlearia danica L. along trunk roads in central Scotland from 1996 to 2000. D. Welch.
  • Alchemilla glaucescens Wallr. in v.c. 81 Berwickshire. M.E. Braithwaite.
  • Geranium robertianum L. var. maritimum (Geraneaceae): an earlier author. D.E. Allen.
  • Epilobium x kitcheneri McKean (Onagraceae) in East Cornwall. D.T. Holyoak &  G.D. Kitchener.

Book Reviews. Watsonia 23 (2001), 455-461

Obituary. Watsonia 23 (2001), 463-464

  • Raymond Paul Bowman (1931-1999), by Francis Rose.

Report. Watsonia 23 (2001), 465-467

Rich, T.C.G. 2001. What is Anthyllis vulneraria L. subsp. corbierei (Salmon & Travis) Cullen (Fabaceae)? Watsonia 23, 469-480

Khalaf, M.K. & Stacem C.A. 2001. The distinction between Cerastium tomentosum  L. and C. biebersteinii DC. (Caryophyllaceae), and their occurrence in the wild in Britain. Watsonia 23, 481-491

Henderson, S.A., 2001, The vegetation associated with Spiranthes romanzoffiana Cham. (Orchidaceae), Irish Lady's tresses, on the Isle of Coll, Inner Hebrides. Watsonia 23, 493-503

Blackstock, N. & Ashton, P.A. 2001. A re-assessment of the putative Carex flava agg. (Cyperaceae) hybrids at Malham Tarn (v.c. 64): a morphometric analysis. Watsonia 23, 505-516

Rich, T.C.G. & Motley, G.S. 2001. Conservation of Britain’s biodiversity: Hieracium linguans (Zahn) Roffey (Asteraceae), Tongue Hawkweed. Watsonia 23, 517-523

Spalton, L.M. 2001. A new subspecies of Bromus hordeaceus L. (Poaceae). Watsonia 23, 525-531

Smith, R.E.N. & Margetts, L.J. 2001. Festuca longifolia Thuill. (Poaceae) in Devon. Watsonia 23, 533-538

Bailey, J.P. 2001. Fallopia x conollyana The Railway-yard Knotweed. Watsonia 23, 539-541

Notes. Watsonia 23 (2001), 543-551

  • The interspecific hybrids of the rhizomatous couches, Elytrigia Desv.  (Poaceae). C.A. Stace.
  • Salix caprea L. x S. myrsinifolia Salisb. x S. phylicifolia L. in Perthshire. D.J. Tennant.
  • A new species of Rubus Sect. Micantes (Rosaceae) formerly known as a variant of R. criniger (E.F. Linton) Rogers. A.L. Bull.
  • Dates of publication of county Floras. D.E. Allen.

Plant Records. Watsonia 23 (2001), 553-592

Book Reviews. Watsonia 23 (2001), 593-597

Obituary. Watsonia 23 (2001), 599-600

  • John Michael Mullin (1947-1999), by Mary Briggs.