Vol. 48. 



December 1S16, 



No. 224. 



Published the Last Day of every Month, 

 [PRI6E 2s. 6d.] 



THE 



teS PHILOSOPHICAL MAGAZINE 



1W ifl 



AND JOURNAL: 



COMFREH£NDING 



THE VARIOUS BRANCHES OF. SCIENCE, 



THE LIBERAL AND FINE ARTS» 



GEOLOGY, 



AGRICULTURE, 



MANUFACTURES AND COMMERCE. 



NUMBER CCXXIV. 

 For DECEMBER 1816. 



CONTAiNING Ttm FOLLQ-WING ENGRAVING: 



A QuaiLo 'Piatt' lo illustrate Mrs. Iebetsok's Paper on the 

 Physiology of Veget;ioles j - and Mr, Morkay's Mass'- of 

 Native Iroa found in iirasii. ' . 



Mm 



BY ALEXANDER TIL LOCH, 



W.UJ.A. F.S.A. JEDIN. AND rr.RTH, KJ6. 



LONDON: 



' ■ rRI^TED £V AICHABD AND AR.THU«. TATLOR, SHOE LANS: 



i And sold by Cadbll auid Davibsj Longman, Hukst, REES,|fojyj 



* Orue, & Brown; Murkay; Highlby; Sherwood and Co.j'^i.C'^ 



Harding; Undb-rwood; London: Constable and ^-P'^^*^*^^ 



Edinburgh: Bbasb and Rbid, and D. Niven, CIa?gow :^^$\ 



andGiLBBRT and Hodges, Dublin. '^Utw 



