Assertion: embryonic sporophyte | /r/HasProperty | protected by calyptra
Facets:
value: often
type: TEMPORAL
Source sentences:
text: The embryonic sporophyte is often protected by a calyptra, a covering that develops from the wall of the archegonium.
text: The embryonic sporophyte is often protected by a calyptra, a covering that develops from the wall of the archegonium.