PUBLICATIONS OF THE SOCIETY. 



A FLORA OF HERTFORDSHIRE. 



By the late A. R. PRYOR, B.A., F.L.S. 



Edited by B. DAYDON JACKSON, Sec. L.S. 



With an Introduction on the 



GEOLOGY, CLIMATE, BOTANICAL HISTORY, etc., of the COUNTY. 



By JOHN HOPKINSON, F.L.S., F.G.S., and the EDITOR. 



Post 8vo, pp. Iviii and 588, with three Maps. Price 14s. 



Transactions of the Watford Natural History Society. 



Vol. I. 1875-78. (328 pages.) Price 10«. Qd. 

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Transactions of the Hertfordshire Natural History Society. 



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