It's an old Hebrew name that means tree, so you can kind of see how it could be used as a title for an (elected in this case) leader: https://en.wikipedia.org/w

It's an old Hebrew name that means tree, so you can kind of see how it could be used as a title for an (elected in this case) leader: https://en.wikipedia.org/wiki/Trees_in_mythology https://en.wikipedia.org/wiki/Trees_in_mythology I don't know if this is what von Braun was thinking, maybe he just made it up, but I think it's not completely out of left field.