Assertion: pistil's carpel | /r/HasProperty | derived
Facets:
value: from ovule-bearing leaves
type: OTHER
value: from leaf homologues
type: OTHER
value: phylogenetically
type: MANNER
Source sentences:
text: Carpels are thought to be phylogenetically derived from ovule-bearing leaves or leaf homologues (megasporophylls), which evolved to form a closed structure containing the ovules.