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