What's the plural form of black alder winterberry? Here's the word you're looking for.
Answer
The noun black alder winterberry can be countable or uncountable.
In more general, commonly used, contexts, the plural form will also be black alder winterberry.
However, in more specific contexts, the plural form can also be black alder winterberries e.g. in reference to various types of black alder winterberries
or a collection of black alder winterberries.
