canker stain
canker stain
[′kaŋ·kər ‚stān] (plant pathology)
A fungus disease of plane trees caused by Endoconidiophora fimbriata platani and characterized by bluish-black or reddish-brown discolorations beneath blackened cankers on the trunk and sometimes the branches.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.