Narrowleaf cowwheat

Prepared by Jennifer L. D’Appollonio, Assistant Scientist, University of Maine, Orono, ME 04469. Updated February 2018.

Scientific name: Melampyrum lineare Desr.

Common name(s): narrowleaf cowwheat, cowwheat, cow-wheat, American cow-wheat

Links: USDA PLANTS ProfileNPIN Profile, Go Botany

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


– annual

– hemiparasitic on several species, including wild blueberry

  • steals nutrients with their specialized root structures

-leaves are:

  • simple
  • opposite
  • lobed


-disturbed areas


-fields and meadows





Go Botany. “Melampyrum Lineare Desr.” Melampyrum Lineare (Cow-Wheat): Go Botany, 2021,