55; see text Knautia is a genus of flowering plants in the family Caprifoliaceae.
It includes 55 species native to Europe, North Africa, Western and Central Asia, and Siberia.
[1] The common names are variants of "widow flower".
Others are given the name "scabious", which properly belongs to the related genus (Scabiosa).
The name Knautia comes from the 17th-century German botanists, Drs.