276 



IOWA ACADEMY OF SCIENCE Vol.. XXV. lS-18 



TABLE I. 



FORMATION AND DEVEL-OPMENT OP FLOWER BUDS IN THE 



JONATHAN. 



The unit of measurement is .01 mm. 



I — Width of the terminal flower. 



K — Height of the calyx prinurdia. 



C — Height of the corolla. 



O — Height of the carpel primordia above the center of tie torus. 



