As the family Picrodendraceae is erected from the bases of subfamily Oldfieldioideae, its taxonomy remains the same:
There are 4 subtribes and 13 genera:
Subtribe Dissiliariinae
Austrobuxus (also Buraeavia, Bureaua, Canaca, Choriophyllum)
Subtribe Hyaenanchinae
Hyaenanche (also Toxicodendrum)
Subtribe Petalostigmatinae
Petalostigma (also Xylococcus)
Subtribe Pseudanthinae
Micrantheum (also Allenia, Caletia)
Pseudanthus (also Chorizotheca, Chrysostemon, Stachystemon)
There are 3 subtribes and 8 genera:
Subtrible Mischodontinae
Aristogeitonia (also Paragelonium)
Subtribe Paiveusinae
Oldfieldia (also Cecchia, Paivaeusa)
Subtribe Picrodendrinae
Piranhea (also Celaenodendron)
This tribe has 3 subtribes and 3 genera:
Subtribe Paradrypetinae
Paradrypetes - moved to Rhizophoraceae[1] [2]
Subtribe Tetracoccinae
Tetracoccus (also Halliophytum)
Subtribe Podocalycinae