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Compositae Working Group (CWG) (2024). Global Compositae Database. Senecio johnstonii var. erici-rosenii (R.E.Fr. & T.C.E.Fr.) C.Jeffrey. Accessed through: Marine Species Traits editorial board (2024) Marine Species Traits at: https://www.marinespecies.org/traits./aphia.php?p=taxdetails&id=1156983 on 2024-08-23
Marine Species Traits editorial board (2024). Marine Species Traits. Senecio johnstonii var. erici-rosenii (R.E.Fr. & T.C.E.Fr.) C.Jeffrey. Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1156983 on 2024-08-23