ADDITIONAL RECORDS OF ESSEX PLANTS. 255 Poa palustris Linn. Dagenham. Melville and Smith. Poa persica Linn. (Asia). Dagenham, R. Melville. Bromus rigidus Roth. Dagenham, J. E. Cooper. Tilbury, Melville and Smith. B. rubens Linn. Dagenham, J. P. M. Brenan. B. marginatus Nees. Dagenham, R. Melville. B. Unioloides H.B.K. Dagenham, Melville and Smith. B. brizaeformis Fisch and Mey. Dagenham, R. Melville. Boisseria Bromoides Hochst. Dagenham, R. Melville. Lolium temulentum Linn. Coggeshall, Witham, E. E. Turner. Dagenham, G. C, Druce. var. arvense Wilk. Barnston, Felsted N.H.S. Agropyron pungens (Pers.), R. and L. var. affine Reichb. =A. pungens X repens var. acutum A. and G. East Mersea (Teste, Dr. A. Thellung). A. repens Linn. var. Lepturioides Murr. Kirbyde-Soken, G. C. Druce. var. dumetorum Gray. Colchester, Wivenhoe (Teste, Dr. G. C. Druce). forma trichorrhachis Rohlend. Langenhoe, Secale cereale Linn. Dagenham, Melville and Smith. Triticum aestivum Linn. Dagenham, Melville and Smith. T. ovatum Rasp. (Europe). Malting refuse, Hythe Quay, Col- chester (Teste, Prof. Percival). T. ventricosum (Tausch) Ces. (Europe). Malting refuse. Hythe Quay, Colchester (Teste, Prof. Percival). Lepturus incurvus Linn. Canvey Island 1848. Ball. Elymus virginicus Linn. (N. America). Dagenham, R. Mel- ville. Hordeum jubatum Linn. Leyton, Rainham, J. E. Cooper. EQUISETACEAE. Equisetum maximum Lam. var. serotinum Braun. Alphamstone. E. sylvaticum Linn. Middlewick, East Donyland. Galleywood Common, E. E. Turner, (Conclusion.)