• (n.) Alt. of Bedegar
Bedeguar or Bedegar is a spongy excrescence or gall, sometimes termed sweet-brier sponge, found on various species of roses, and produced by several insects as receptacles for their eggs, especially by the Cynips rosae. It was once thought to be a diuretic and vermifuge.
a gall on roses, esp. the sweetbrier, produced by a gall wasp.