Beetles That Spread a Dutch Tree Fungus

This page is the CodyCross answer for the clue below from Trip to Spain, Group 849, Puzzle 2 (Street of Flowers).

Question is: Beetles That Spread a Dutch Tree Fungus

and the answer is: ELMBARK

Word Meaning:

ELM — (countable) A tree of the genus Ulmus of the family Ulmaceae, large deciduous trees with alternate stipulate leaves and small apetalous flowers.

Definitions from Wiktionary.