Er, no. She can be drawn as a non-adult and I'm fairly certain we have zero tags where a character implies anything.
Posted under General
Also, I would decidedly not like to fuck Cattleya so yeah, this kind of subjective implication that can be broken by younging or genderswapping a character leads to problems.
It seems we actually have a cattleya young image anyway.
Only because forum #26516 never came to any real conclusion.