The term capitulum can refer to several things:
- In botany:
- a type of flower head where the bracts are located under the basis, such as a daisy's
- the top of a Sphagnum moss plant with compact clusters of young branches
- In zoology:
- the capitulum of the humerus in vertebrates
- the gnathosoma of ticks and mites
- a part of the female Lepidoptera genitalia
- a structure similar to an elaiosome found on the eggs of some species of stick insects
- A typographic symbol to mark chapters or paragraphs, now evolved into the pilcrow