Assertion: thundercloud plum | /r/HasProperty | prunus cerasifera
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Source sentences:
text: Among the most popular flowering plum trees are Thundercloud cherry plum (Prunus cerasifera); the showy and decorative Mt. St. Helens cherry plum, with light pink bowl-shaped flowers; Blireiana plum (Prunus blireiana, a hybrid between P. cerasifera Atropurpurea and P. mume) with double, light pink blooms; and Newport.