308 THE ESSEX NATURALIST Oenanthe fistulosa L. Water Dropwort. Blake Hall area, E.S. & A.G.J.; pond, Aldham, 92. O. lachenalii Gmel. Parsley Water Dropwort. West Tilbury, 67. A.G.J.; Mucking Marshes, 68. Trilliaceae Paris quadrifolia L. Herb Paris. Crowney Wood, 53; Ridley Wood, 62. J.I.-W.; Berwick Hall Wood, 73; Hales Wood, 53; Broadfield Wood, 82. Violaceae Viola hirta x odorata (V. x permixta Jord.) Railway bank, Sturmer, 64. Valerianaceae Valeriana dioica L. Marsh Valerian. Marsh near Thaxted, 62. J.I.-W.; marshy field, Ugley, 52. J.F.; north of Wallbury Camp, 41. J.F. V. sambucifolia. Mik. Marsh Lamarsh, 83; marsh, Langham, by River Stour, 03. Subscribers—A. Adams, B.Sc. Ph.D., R. W. Butcher, B.Sc, Ph.D., F.L.S., Miss D. R. Crofts, D.Sc., R. Draine, J. W. Dyce, Mrs V. W. Elliott, J. L. Fielding, Miss J. M. Gracey, S. H. Hudgell, R.H.S.Cert., C. A. Haworth, M.A., D. A. Hunford, B.Sc, J. R. Ironside-Wood, A. G. Jones, E. Levy, J. E. Lousley, Mrs N. Mansbridge, B. A. Miles, M.A., R. M. Payne, F. H. Perring, M.A., Ph.D., F.L.S., Miss N. G. Scarfe, E. Saunders, B.E.M., P. Satchiell, A. J. Silverside. Mrs L. M. P. Small, H. A. Sandford, B.A., AcDip. Ed., Robert Turner, B. T. Ward. References List of Vascular Plants of Bishop's Stortford and District (1952). Trans, Bishop's Stortford N.H.S., 1. A Hand List of the Plants of the London Area. Compiled by D. H. Kent and J. E. Lousley. London Naturalist Reprint Numbers 70 (1951); 73 (1952); 77 (1953); 83 (1954); 90 (1955); 100 (1956); 104 (1957).