JUNE] Price Is. 6(1. [1879, 



TRANSACTIONS 



OF THE 



WATFORD 



NATUEAL HISTORY SOCIETI 



AND 



HERTFORDSHIRE FIELD CLUB, 



EDITED BY THE nON^OliAliY SECTiETABr. 



VOL. II. PART 4. 



CONTEXTS : P ^r;F. 



18. The Bulborne and Gade, with Notes on the Fish of the two Rivers. By John 



E. Littleboy U?, 



19. The Origin and Present Distribution of the British Flora. By the Rev. 



George Henslow, M.A., F.L.S., F.G.S 129 



20. Notes on the Botany of the Experimental Grass Plots at Rothamsted, Herts. 



By John J. Willis 140 



21. Notes on Birds observed in 1878. By John E. Littleboy 143 



22. Poisons not always Poisons. By Professor Attfield, Ph.D., F.C.S. (Illustrated.) 147 



23. Miscellaneous Notes and Observations 156 



Proceedings, pages xxv-xxxii. 



LONDON : 

 HARDWICKE AND BOGUE, 192, PICCADILLY, W. 



WATFORD : I HERTFORD : 



PUBLIC LIBRARY, QUEEN'S ROAD. I STEPHKN AUSTIN AND SONS. 



1879. 



