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Related to Pisonia: Pisonia aculeata
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|Noun||1.||Pisonia - genus of often thorny tropical trees and shrubs and some vines; mainly America|
caryophylloid dicot genus - genus of relatively early dicotyledonous plants including mostly flowers
Allioniaceae, family Allioniaceae, family Nyctaginaceae, four-o'clock family, Nyctaginaceae - a family of flowering plants of the order Caryophyllales