noun
Japanese laurel; spotted laurel
Refers specifically to the evergreen shrub Aucuba japonica, commonly planted in gardens and known for its glossy leaves, often with yellow spots.
庭の隅に青木が植えてある。
A Japanese laurel is planted in the corner of the garden.
noun
lush green tree
Literary or poetic use referring to any tree with fresh, green foliage. Rare in everyday speech.
I walked through a forest thick with lush green trees.
From 青 (ao, 'green') + 木 (ki, 'tree'), literally 'green tree'. The specific application to Aucuba japonica is conventional.