Assertion: arboretum's collection | /r/HasProperty | established in country estates
Facets:
Source sentences:
text: Loudon urged that a national arboretum be created and called for arboreta and other systematic collections to be established in public parks, private gardens, country estates and other places.
text: Loudon urged that a national arboretum be created and called for arboreta and other systematic collections to be established in public parks, private gardens, country estates and other places.