What are embryophytes? And how are they characterized?
The name derives from their innovative characteristic of nurturing the young embryo sporophyte during the early stages of its multicellular development within the tissues of the parent gametophyte.

source
https://www.revolvy.com/main/index.php?s=Embryophytes&amp;item_type=topic

Similar definitions are in the New World Encyclopedia and Merriam Webster Dictionary.