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THE 

 LONDON, EDINBURGH, and DUBLIN 



PHILOSOPHICAL MAGAZINE 



JOURNAL OF SCIENCE. 



Conducted by 



SlJi OLIVEK JOSEPH LODGE, D.Sc, LL.D., F.K.S., 



SIR JOSEPH JOH]S^ THOMSON, O.M, M.A., Sc.D, F.R.S., 



JOHN JOLY, M.A., D.Sc, P.R.S., F.G.S, 



RICHARD TAUNTON FRANCIS, and 



WILLIAM FRANCIS, F.L.S. 



Piililislird the First Day of every Month. — 3s. 6t^. uett. 

 THE 



ANNALS AND MAGAZINE OF NATURAL HISTORY, 



including Zoology, Botany, and Geology. 



Condi-icted b}'^ 



WILLIAM CARRUTHERS. Ph.D., F.R.S., F.L.S., F.G.S., 



Sill ARTHUR E. SHIPLEY. G.B.E.. M.A., Sc.D., F.R.S., F.Z.S., and 



RICHARD T. FRANCIS, F.Z.S.. M.B.O.U. 



Founded in 1877. Monthly, 2s. Annual Subscription, 20s. 



THE OBSERVATORY, 



A MONTHLY REVIEW OF ASTRONOMY. 



Edited by 



F. J. M. STRATTON, M.A., 



H. S. JONES, M.A., B.Sc, and 



J. JACKSON, M.A., B.Sc. 



Its Contributors include most of the leading English-speaking Astronomers, 

 and its Articles give an interesting reflection of the progress of astronomioal 

 thought and achievement. 



Published Monthly. Price 2s. nett. Annual Subscription, 

 22s. Qd. post free. 



THE 



JOURNAL OF BOTANY 



BRITISH AND FOREIGN. 



Edited by 

 JAMES BRITTEN, k.S.G., F.L.S., 



LATE SENIOE ASSISTANT, DEPARTMENT OF BOTANY, BRITISH MUSEUM. 



Articles by prominent Botanists ; Announcements of Discoveries ; Beviews ; 

 Botanical News and Notes, &c., &c. 



Red Lion Court, Fleet Street, London. 



