Zamiaceae Horan.
Macrozamia tridentata var. typica Regel , nom. inval., scientific
Regel, E.A. von (1876), Cycadearum generum specierumque revisio. Acta Horti Petropolitani 4: 320 [primary reference]
  • Comment: nom. inval., as this was presumably intended to be the type variety (ICN Art. 24.3 (Shenzhen Code, 2018)). Also published by Regel in Acta Horti Petropolitani 4 (1876) 320.