blue stain


noun Plant Pathology.

a serious fungal disease of certain trees that reduces the economic value of the timber, caused by various species of the genus Ceratocystis.

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British Dictionary definitions for blue stain

blue stain

noun

forestry a bluish discoloration of sapwood caused by growth of fungi
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012