Assertion: rhododendron | /r/HasProperty | introduced in late 18th century
Facets:
value: to a lesser extent
type: OTHER
value: from portugal
type: LOCATION
value: from spain
type: LOCATION
Source sentences:
text: Introduced in the late 18th century from Spain, Portugal, and, to a lesser extent, Turkey, this rhododendron forms impenetrable thickets in which virtually nothing else grows.