Vol. 16 of Watsonia, edited by J.R Akeroyd, R.J. Gornall, C.D. Preston, N.K.B. Robson & B.S. Rushton. Papers are provided here free for personal use, but remain copyright of the BSBI and may not be reproduced or sold without permission.

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Simpson, D.A. 1986. Taxonomy of Elodea Michx in the British Isles. Watsonia 16, 1-14; pdf 2.70Mb.

Trist, P.J.O. 1986. The distribution, ecology, history and status of Gastridium ventricosum (Gouan) Schinz & Thell. in the British Isles. Watsonia 16, 43-54; pdf 2.00Mb.

Blackstock, T.H. & Roberts, R.H. 1986. Observations on the morphology and fertility of Juncus x surrejanus Druce ex Stace & Lambinon in north-western Wales. Watsonia 16, 55-63; pdf 1.26Mb.

Dickson, J.H. 1986. James Robertson and the botany of Bute, 1768. Watsonia 16, 65-74; pdf 2.44Mb. Fig. 1 (p64) jpg 1.20Mb.

Short Notes: Watsonia 16, 75-87;pdf 749kb.

• A reliable method for distinguishing between Betula pendula and B. pubescens. Atkinson, M.D. & Codling, A.N.
• More about sea- and lakeballs. J.F.M. Cannon.
• Dactylorhiza majalis (Reichb.) P.F. Hunt & Summerhayes subsp. cambrensis (R.H. Roberts) R.H. Roberts in S.E. Yorkshire. F.E. Crackles.
• The rediscovery of Carex maritima Gunn. on the fairways at St. Andrews Links, Fife. S.J. Leach.
• Filago pyramidata L. refound in West Sussex. H.W. Matcham & M. Briggs.
• An additional criterion for assessing native status. C.D. Preston.
• The distribution of Sorbus lancastriensis E.F. Warburg. T.C.G. Rich & M. Baecker.
• Further discoveries of Hieracium backhousei F.J. Hanb. D.J. Tennant.

Ainscough, M.M., Barker, C.M. & Stace, C.A. 1986. Natural hybrids between Festuca and species of Vulpia section Vulpia. Watsonia 16, 143-151; pdf 792kb.

Parnell, J. 1987. Variation in Jasione montana L. (Campanulaceae) and related species in Europe and North Africa. Watsonia 16, 249-267; pdf 1.13Mb.

Jarvis, C.E., Stace, C.A. & Wilkinson, M.J. 1987. Typification of Festuca rubra L., F. ovina L. and F. ovina var. vivipara L. Watsonia 16, 299-302; pdf 283kb. Plate 2: lectotype specimens; jpg 842kb.

Wilkinson, M.J. & Stace, C.A. 1987. Typification and status of the mysterious Festuca guestfalica Boenn. ex Reichb. Watsonia 16, 303-309; pdf 383kb.

Sell, P.D. 1987. An introduction to the study of the British Hieracia, 1. History and classification. Watsonia 16, 365-371; pdf 468kb.

Wyse Jackson, M.B. & Parnell, J.A.N. 1987. A biometric study of the Arenaria ciliata L. complex (Caryophyllaceae). Watsonia 16, 373-382; pdf 649kb.

Gornall, R.J. 1987. Notes on a hybrid spearwort, Ranunculus flammula L. x R. reptans L. Watsonia 16, 383-388; pdf 464kb.

Rich, T.C.G. 1987. The genus Barbarea R.Br. (Cruciferae) in Britain and Ireland. Watsonia 16, 389-396; pdf 627kb.

Bateman, R.M. & Farrington, O.S. 1987. A morphometric study of xOrchiaceras bergonii (Nantuil) Camus and its parents (Aceras anthropophorum (L.) Aiton f. and Orchis simia Lamarck) in Kent. Watsonia 16, 397-407; pdf 6.05Mb.