Definition of pink milkwort
: an annual herb (Polygala incarnata) chiefly of the central and eastern U.S. with small narrow leaves and spikes of small usually pink to pinkish purple flowers
- Pink milkwort grows 8–16 inches tall. … Leaves are alternate, about 1 inch long and 1/4 inch wide, attached directly to the stem.
- —Campbell and Lynn Loughmiller, Texas Wildflowers: A Field Guide, 2006
