Assertion: cycad's trunk | /r/CapableOf | broaden towards the base
Facets:
value: atypically for cycads,
type: OTHER
value: to form a kind of buttress
type: PURPOSE
Source sentences:
text: In mature specimens, the trunk can branch in the crown, and atypically for cycads, broaden towards the base to form a kind of buttress which supports the plant's vast weight.