The principal kinds may be briefly stated as follows:

A follicle is the name given to such fruit as borne by the larkspur or milkweed.

A legume or pod is the name extended to such fruit as the pea or bean.

A drupe is a stone fruit, as the plum, apricot, etc.

An achenium is the name of the fruit as borne by the butter-cup, etc.

A cremocarp is the fruit of the Poison Hemlock and similar plants.

A caryopsis is such fruit as borne by the wheat tribe.

A nut is exemplified by the fruit of the oak, chestnut, etc.

A samara is the name applied to the fruit of the maple, birch, and elm.

A berry is a fruit fleshy and pulpy throughout, as the grape, gooseberry, etc.

A pome is such as the apple, pear, etc.

A pepo is the name applied to the fruit of the pumpkin, cucumber, etc.

A capsule is a general term for all dry fruits, such as lobelia, etc.

A silique is such fruit as exhibited in Shepherd's purse, etc.

A cone or strobile is a collective fruit of the fir tribe, magnolia, etc.