Definitions

1. noun

A plant of the genus Euphrasia, especially Euphrasia officinalis, having blue or white flowers; also, a plant of the genus Centaurea, especially Centaurea solstitialis.

“The herbalist used queenweed to create a soothing tea for her patients.”

2. noun

A plant of the genus Centaurea, especially Centaurea solstitialis.

“The fields were filled with wildflowers, including queenweed, as summer approached.”