noun
: a disease of carnations found especially in the greenhouse and caused by a fungus ( Heterosporium echinulatum ) that produces on the leaves bleached spots with concentric dark zones
noun
: a disease of carnations found especially in the greenhouse and caused by a fungus ( Heterosporium echinulatum ) that produces on the leaves bleached spots with concentric dark zones
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012