Q. Puccinia forms uredia and:

 1592  225 VMMC MedicalVMMC Medical 2002 Report Error

Solution:

Puccinia graminis tritici is a heteroceous fungi which causes stem rust of wheat. Its primary host (bearing uredial, telial and basidial stages) is wheat and alternate host (bearing pycnial and aecial stages) is barberry bushes.