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