Section 16. The owners of any land may submit the same to the provisions of this chapter by the recording in the registry of deeds of a master deed, or, if all of the land is registered under the provisions of chapter one hundred and eighty-five, by filing the master deed under the provisions of said chapter. If a portion of the land desired to be submitted to the provisions of this chapter is registered land under said chapter one hundred and eighty-five, such recording of a master deed of the whole shall be a sufficient ground for withdrawal of the registered land from the provisions of said chapter one hundred and eighty-five.