Assertion: angiosperm's seed | /r/HasProperty | within ovary
Facets:
Source sentences:
text: Nanjinganthus does exhibit strong evidence that the seeds are within an ovary, which falls within a rather narrow definition of an angiosperm (Wang, 2017a; Wang, 2017b), and Fu et al. conclude that the other characteristics of their specimens do not define any gymnosperm.