Meaning of branch wilt

branch' wilt"

Pronunciation: [key]
— Plant Pathol. Plant Pathol.
  1. a disease of walnut trees, characterized by sudden wilting of the leaves, and cankers and discoloration of the bark and branches, caused by a fungus, Hendersonula toruloidea.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.