Since more than half of the entities within this tool are fruits or fruit parts, a suite of features was designed to help the user narrow down their choices within this group of plant parts.
Cavities present - For the purpose of this key, cavities are considered distinct from holes and from indentations. A cavity would be considered a three-dimensional feature with three sides to it. Here are a few fruits that would be considered to have cavities:
Cavities absent - Here are some examples of fruits that would be considered to be lacking cavities: