302 
Journal 0} Agricultural Research 
Vol. XXV, No. 7 
/O 20 *30 
A/£r/<5/Y7~ /A' /?£TC/M£:7'£&5‘ 
FIg. i.—F requency distributions for plant height. Shaded portion, dwarf plants; solid lines, brachy- 
tic plants; broken lines, normal plants. The square marked X represents a plant classed as normal ;thc 
square with horizontal lines represents a plant classed as brachytic. 
