mountain alder

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. small shrubby maple of eastern North America;
scarlet in autumn
• Syn:
mountain maple, Acer spicatum
• Hypernyms:
maple
2. tree of western United States
• Syn:
white alder, Alnus rhombifolia
• Hypernyms:
alder, alder tree
• Member Holonyms:
Alnus, genus Alnus