Purple milkwort

Prepared by Jennifer L. D’Appollonio, Assistant Scientist, University of Maine, Orono, ME 04469. Updated April 2019.

Scientific name: Polygala sanguinea  L.

Common name(s): purple milkwort, field milkwort, blood milkwort, purple polygala, blood polygala

Link(s): USDA PLANTS Profile , NPIN Profile, Go Botany

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



-simple and alternate leaves

-“petals” are actually sepals; flowers are at the top of the inflorescence, very small and greenish to rose

  • fused into a tube

-spike-like raceme



-meadows and fields

-anthropogenic areas



Go Botany. 2020 “Polygala Sanguinea L.” Polygala Sanguinea (Blood Milkwort, Purple Milkwort): Go Botany, gobotany.nativeplanttrust.org/species/polygala/sanguinea/.