How to spell LILIOCOSTAL correctly?
One possible correction for the misspelling "liliocostal" could be "liliocostic", which refers to the rib-like structures on the petals of flowers such as lilies. Another option could be "lilacostal", which combines "lily" and "costal" (meaning relating to ribs) to describe something rib-like or petal-shaped resembling a lily.