ANNUAL SUBSCRIPTION— Members, 4s. 6d. ; Non-Members, 9s. Post Free. 



NOS. t-4, VOL. v.] ?viGe, with Two Plates, 4s. [JAN.-APR1L,1891. 



Essex Naturalist: 



r.EING THE 



JOURNAL 



OF THE 



ESSEX FIELD CLUB, 



EDITED BY 



WILLIAM COLE, 



Honorary Secretary. 



(£ on ten Is : 



The Cryptogimic Flora of Kelvedon and its Neighbourhood; compiled from the 

 Herbarium and Notes made by the late E. G. Varenne, M.R.C S.— Ky E. D. 



MAKi,ir.\M) I 



The Bibliography of Essex .. 3' 



The Es»ex Field Club.— Ordinary and Annual General Meeting and Special Meeting, 31 ; 

 Deputation 10 County Council, 34 ; Ordinary Meeting, February 28th, 34 ; Annual Report 

 of the Council for the year 1890, 35; Treasurer's Account of Income and Expenditure ... 40 



Essex Worthies, II. Ezekiel George Varenne.— By Prof. G. S. Boulger, F.L.S. 



Iiuitli filate portrait t 42 



The Meteorite of November 20th, 1887 44 



Vital Statistics for the County of Essex. -By J. C. Thresh, D.Sc, M.B., &c 47 



Essex Worthies. III. William Gilbert of Colchester, Founder of the Science of 

 Electricity. — By Prof. Silv.^nus P. Thompson, D.Sc, &c. {luith plate portrait and Jive 

 illustrations) 50 



Notes on the Recent Prolonged Frost, 1890-91.— By J. C. Thresh, D.Sc, M.B., &c. 



I -nit It diagram) 64 



Notes on the Prolonged Frost, i8go-gi. — By J. Fre.nch 66 



The Local (Essex) Museum, LabDratory, and Library. Meeting at Chelmsford ... 69 



The Lepidoptera of Essex. Part I. Butterflies. By Edward A. Fitch, F.L.S. , &c. 



{To be continued) 74 



Notes. — PuHiin at Bures, 46 ; .\ Dry February, 49 ; Wildfowl in Essex ; Aceras anthropopliora 

 ((jreen Man-orchisi ; Pied Fly-catcher near Harwich, 68 ; Sea-gulls in London ; Otters and 

 Kingti>hers in the Chelmer 73 



The authors alotie are responsible for the statements and opinions contained in their 



respective papers. 



PTBLISHED BY THE CLUB, BUCKHURST HILL, ESSEX. 

 E. DURRANT & CO., 90, HIGH STREET, CHELMSFORD. 



Knt. St.itioners' Hall.] 



Issued April, 1S91. 



Communications (7«r/ ADVERTISEMENTS should he addressed : — 



The Editor of "THE ESSEX NATURALIST," 



7, Knighton \'illa=, Buckhurst Hill, Essex. 



