Assertion: tulip magnolia | /r/HasProperty | magnolia soulangiana
Facets:
Source sentences:
text: Spring blooming saucer or tulip magnolias (Magnolia soulangiana) set their flower buds in August or early September.
text: The black tulip magnolia (Magnolia × soulangeana "Black Tulip") is a hybrid of M. denudata and M. liliiflora.