gymnosporangium juniperi-virginianae

English Thesaurus

1. rust fungus causing rust spots on apples and pears etc (noun.plant)

hypernym	:	rust, rust fungus,
definition	:	any of various fungi causing rust disease in plants (noun.plant)

member meronym	:	genus gymnosporangium, gymnosporangium,
definition	:	genus of fungi that produce galls on cedars and other conifers of genera Juniperus and Libocedrus and causes rust spots on apples and pears and other plants of family Rosaceae (noun.plant)