Assertion: angiosperm's leaf | /r/HasProperty | whorled
Facets:
value: occasionally
type: DEGREE
Source sentences:
text: Leaves are alternate and spiral, opposite or occasionally whorled, simple, peltate or nearly so, entire to toothed or dissected, short to long petiolate), with blade submerged, floating or emergent, with palmate to pinnate venation.