- Parkinsonia, genus Parkinsonia - small genus of spiny shrubs or small trees
--1 is a kind of rosid dicot genus
--1 is a member of Caesalpinioideae, subfamily Caesalpinioideae
--1 has members:Jerusalem thorn, horsebean, Parkinsonia aculeata; palo verde, Parkinsonia florida, Cercidium floridum