Nut tree (5)
'nut tree' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for beech that I've seen before include "Tree (with green or copper leaves)" , "Common deciduous tree" , "Deciduous tree with smooth grey bark" , "Tree of Fagus genus" , "Nut-bearing tree" .)
'nut tree' is the definition.
(I know that hazel is a type of nut tree)
This is all the clue.
(Other definitions for hazel that I've seen before include "Tree yielding nuts" , "Girl's name; colour" , "Nut; girl's name" , "Tree - greenish-brown" , "Nut-bearing shrub" .)