Compositae Working Group (CWG) (2024). Global Compositae Database.
Pittocaulon filare (McVaugh) H.Rob. & Brettell. Accessed through: Marine Species Traits editorial board (2024) Marine Species Traits at: https://www.marinespecies.org/traits./aphia.php?p=taxdetails&id=1144720 on 2024-07-02
Marine Species Traits editorial board (2024). Marine Species Traits.
Pittocaulon filare (McVaugh) H.Rob. & Brettell. Accessed at: https://www.marinespecies.org/traits./aphia.php?p=taxdetails&id=1144720 on 2024-07-02