Assertion: angiosperm's pollen | /r/HasProperty | around 140 ma old
Facets:
value: ma
type: TEMPORAL
Source sentences:
text: While this doesn't tell us anything directly about the earliest angiosperms -- the oldest angiosperm pollen is around 140 Ma old -- the Albian marks the time when angiosperms begin to be very diverse and important ecologically," Royer concludes.