Born on the land? It means born a citizen, which he was because his mother was, where his father was and what country or planet he was born in/on is irrelevant.
Natural-born, naturalized, 2 kinds of citizens, that's all we have. Anyone that doesn't know that is a dingbat who likes to invent their own constitutional interpretations.
Killjoy.
Tell that to Justice Scalia.
Jus Soli