UNIVERSITY OF CALIFORNIA PUBLICATIONS 



IN 



AGRICULTURAL SCIENCES 



VoL 2, No. 8, pp. 243-248, plate 44 September 17, 1924 



MICROSPOROGENESIS OF GINKGO BILOBA L. 



WITH ESPECIAL REFERENCE TO THE 



DISTRIBUTION OF THE PLASTIDS AND 



TO CELL WALL FORMATION 



BY 

 MARGARET CAMPBELL MANN 



UNIVERSITY OF CALIFORNIA PRESS 

 BERKELEY, CALIFORNIA 



