Picrodendraceae
Picrodendraceae in J. New York Bot. Gard. 18: 184. 1917
- ≡Euphorbiaceae in Taxon 24: 595. 1975
- Type: Picrodendron
- Type: Picrodendron
- =Euphorbiaceae-Phyllanthoideae-Phyllantheae-Dissiliariinae in Engl., Pflanzenr. VI: 281. 1922
- Type: Dissiliaria
- =Euphorbiaceae-Phyllanthoideae-Phyllantheae-Paivaeusinae in Engl., Pflanzenr. VI: 281. 1922
- Type: Paivaeusa
- Type: Oldfieldia
- =Euphorbiaceae-Phyllanthoideae-Phyllantheae-Petalostimatinae in Engl., Pflanzenr. VI: 281. 1922
- Type: Petalostigma
- =Euphorbiaceae-Phyllanthoideae-Phyllantheae-Toxicodendrinae in Engl., Pflanzenr. VI: 281. 1922
- Type: Hyaenanche
- Type: Toxicodendron
- =Oldfieldioideae in J. Arnold Arbor. 48: 48. 1967
- Type: Oldfieldia