Answer:

ashtree

Answer	Crossword Clue
ASHTREE	Wood source for bats
ASHTREE	Source of durable wood
ASHTREE	Hammer-handle source

ASHTREE	Hard-wood yielder
ASHTREE	Feature of James Monroe's estate
ASHTREE	Source of durable timber
ASHTREE	Wood source for a baseball bat
ASHTREE	Source of wood for baseball bats
ASHTREE	Timber source
ASHTREE	Yggdrasil, e.g.
ASHTREE	Norse mythology's Yggdrasil, for one

ASHTREE	Norse mythology's Yggdrasil, e.g.
ASHTREE	What Yggdrasil of Norse mythology is
ASHTREE	Source of material for a baseball bat