The pathogen produced numerous
small yellow powdery pustules, primarily on the lower surface of the infected leaves ( fig.
Symptoms:
raised, coral-red pustules
on dead or dying wood.
Pustules on the skin
as the first signs that are noticed.
His face is covered with black and
red pustules, but only in the mirror.
The virus
causes ugly pustules
to form both on the skin and inside the mouth and throat.
Sunken, discolored patches of bark form
white pustules
in summer & red fruiting bodies in winter.
Yellow, red, brown or
black pustules
on leaves & stems.
The pustules are known as
sterile pustules
as they do not have infection within them.
The severity of the disease attack had notably increased by mid-august when many plants were covered with
rust pustules
( uredinia ).
The word usage examples above have been gathered from various sources to reflect current and historical usage.
They do not represent the opinions of YourDictionary.com.