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Compositae Working Group (CWG) (2024). Global Compositae Database. Centaurea tymphaea subsp. brevispina (Hausskn.) Dostál. Accessed through: Marine Species Traits editorial board (2024) Marine Species Traits at: https://marinespecies.org/traits/aphia.php?p=taxdetails&id=1151936 on 2025-04-04
Marine Species Traits editorial board (2025). Marine Species Traits. Centaurea tymphaea subsp. brevispina (Hausskn.) Dostál. Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1151936 on 2025-04-04