Assertion: acorn's seed | /r/CapableOf | bear in cup-shaped cupule
Facets:
Source sentences:
text: It usually contains a single seed (occasionally two seeds), enclosed in a tough, leathery shell, and borne in a cup-shaped cupule.
text: It usually contains a single seed (rarely two seeds), enclosed in a tough, leathery shell, and borne in a cup-shaped cupule.