Calamus may refer to:

Botany and zoology

* ''Calamus'' (fish), a genus of fish in the family Sparidae * ''Calamus'' (palm), a genus of rattan palms * Calamus, the hollow shaft of a

feather Feathers are epidermal growths that form a distinctive outer covering, or plumage, on both avian (bird) and some non-avian dinosaurs and other archosaurs. They are the most complex integumentary structures found in vertebrates and an exa ...

, also known as the quill * ''

Acorus calamus ''Acorus calamus'' (also called sweet flag, sway or muskrat root, among many other common names) is a species of flowering plant with psychoactive chemicals. It is a tall wetland monocot of the family Acoraceae, in the genus ''Acorus.'' Alth ...

'', the sweet flag, a tall wetland plant, commonly referred to as calamus in herbal medicine

Place names

* Calamus, Iowa, United States * Calamus, Wisconsin, United States * Calamus Creek (disambiguation) * Calamus Swamp, Ohio, United States

Other uses

* Calamus (DTP), a desktop publishing application * Calamus (poems), a series of poems by American writer Walt Whitman * Calamus Ensemble, a classical music ensemble featuring Roberto Carnevale * Ensemble Cálamus, a classical music ensemble featuring Eduardo Paniagua * USS Calamus (AOG-25), USS ''Calamus'' (AOG-5) a ''Mettawee''-class gasoline tanker acquired by the U.S. Navy * Calamus or Kalamos, a figure in Greek mythology *Calamus, a character from the 2014 puzzle/adventure game OneShot

Botany and zoology

Place names

Other uses

See also