THE WHEAT PLANT 



A MONOGRAPH 



BY 



JOHN PERCIVAL 



J n 



M.A., F.L.S. 



PROFESSOR OF AGRICULTURAL BOTANY AT UNIVERSITY COLLEGE, READING, ENGLAND 

 AUTHOR OF "AGRICULTURAL BOTANY," "AGRICULTURAL BACTERIOLOGY," ETC. 



WITH 228 ILLUSTRATIONS 



LONDON 

 DUCKWORTH AND CO. 



3 HENRIETTA STREET, COVENT GARDEN, W.C. 



