PLATE 14 
Puccinia graminis triiici 
A. —On seedlings of Haynes Bluestem inoculated with rust from the susceptible 
parent—that is, Haynes Bluestem. 
B. —On seedlings of Haynes Bluestem, the susceptible parent, inoculated with 
rust from the susceptible first-generation hybrid 16(2 X3)i. 
C. —On seedlings of partially resistant durum parent, Kubanka (Cl 2094), inoculated 
with rust from the susceptible parent, Haynes Bluestem (Minnesota 169). 
D. —On seedlings of partially resistant durum parent, Kubanka (Cl 2094), inoculated 
with rust from the susceptible first-generation hybrid 16(2X3)1. 
