480 



Index. 



Whindyke^onlO h y 



Winch, N. J., »*!•» logy of North- 

 plants, 4d— on the S eo "'»J . 



forms to others, 28. ■ 



Woodhouselee, Lord, biograph.cal ac- 

 count of, 401. 



Wronski's mathematical works, on,455. 



Zaire river, observations on, 53— on 

 Z , he' collection of plants formed near, 



zSulphate of, devoured by a spider, 

 zl^Vid, the same with lactic acid, 

 391. 



END OF VOL. XII. 



C. Baldwin, Printer, 

 Hew Bridge-street, London. 



