Haptanthus has parietal Placentation, odd, staminate flowers. The Buxaceae are a small family of six genera, monoecious evergreen herbs, small trees, have been associated with Euphorbiaceae s, differing in the naked, male flowers with numerous sessile anthers. The AP website suggests instating the order Buxales for This family. The stamens are the opposite, perianth members, the styluli. Krutzsch discussed the later pollen record of the family. Fossil Didymeles are reported from New Zealand in the southern hemisphere. Genera have vascular three bundles in the upper part. The inflorescence is are described as a distinctive botryoid with a central, terminal flower.
Small family of six genera, Monoecious evergreen herbs, Small trees