Dragon’s mouth

Prepared by Jennifer L. D’Appollonio, Assistant Scientist, University of Maine, Orono, ME 04469. February 2013.

Scientific name: Arethusa bulbosa L.

Common name(s): dragon’s mouth, swamp pink, arethusa

Links: USDA PLANTS Profile , NPIN Profile, Go Botany

Images: (to see enlargements [PC]: click on image, then right click and choose “view image”)


– perennial

-basal leaves

-intricate petal

  • lobed labellum

-one flower per stalk

– threatened or endangered in all New England states except ME


-acidic soils


-bogs and fens


-meadows and fields

Natural History:

-named after a river nymph from Greek mythology



Go Botany. “Arethusa Bulbosa L.” Arethusa Bulbosa (Dragon’s-Mouth): Go Botany, 2020, gobotany.nativeplanttrust.org/species/arethusa/bulbosa/.