Taxon - Links and literature
Kew Science - Plants of the World online 2024-05 [4841-1]
Kew Science - Plants of the World online [https://powo.science.kew.org], Facilitated by the Royal Botanic Gardens, Kew [as Trachystemon D.Don]
Data retrieved on: 1 February 2025
The Interim Register of Marine and Nonmarine Genera [1071540]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [as Trachystemon D. Don, 1832]
Data retrieved on: 5 January 2020
The Interim Register of Marine and Nonmarine Genera [1084703]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [as Psilostemon A.P. de Candolle & Alph. de Candolle, 1846]
Data retrieved on: 6 January 2020