Internal phloem present, or absent. Wood parenchyma predominantly paratracheal. Reproductive type, pollination . Inflorescence, floral, fruit and seed morphology . The terminal inflorescence unit usually racemose .
Inflorescences usually racemose.
Free hypanthium present . Androecium exclusively of fertile stamens. Endothecium developing fibrous thickenings. The initial microspore tetrads tetrahedral, or isobilateral. The pistil 1 celled .