• Leaves simple, entire. Twigs glabrous. Inflorescence very diffuse, all flowers on long pedicels === Cotinus
  • Leaves pinnately compound, leaflets serrate (at least in the Belgian representatives of the genus). Twigs hairy (sometimes sparsely so). Inflorescence dense, pedicels short === Rhus
Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith