Compositae Working Group (CWG) (2025). Global Compositae Database. Lactuca graminifolia var. mexicana McVaugh. Accessed through: Marine Species Traits editorial board (2025) Marine Species Traits at: https://marinespecies.org/traits/aphia.php?p=taxdetails&id=1157918 on 2025-05-14
Marine Species Traits editorial board (2025). Marine Species Traits. Lactuca graminifolia var. mexicana McVaugh. Accessed at: https://marinespecies.org/traits/aphia.php?p=taxdetails&id=1157918 on 2025-05-14