melanose

noun
mel·a·nose | \ˈmeləˌnōs, -ōz\
plural -s

Definition of melanose 

1 : a disease of the grapevine caused by a fungus (Septoria ampelina) that attacks the leaves causing them to fall

2 : a disease of citrus trees and fruits caused by an imperfect fungus (Diaporthe citri) that produces hard brown raised and often gummy spots in the rind of the fruit and also on twigs and leaves

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History and Etymology for melanose

French mélanose melanosis, melanose, from New Latin melanosis

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