Rhamnaceous /(?)/

Rham·na·ceous

Rhamnaceous

a.
  1. Of or pertaining to a natural order of shrubs and trees (Rhamnaceae, or Rhamneae) of which the buckthorn (Rhamnus) is the type. It includes also the New Jersey tea, the supple-jack, and one of the plants called lotus (Zizyphus). (Bot.)