- Jerusalem thorn, horsebean, Parkinsonia aculeata - large shrub or shrubby tree having sharp spines and pinnate leaves with small deciduous leaflets and sweet-scented racemose yellow-orange flowers; grown as ornamentals or hedging or emergency food for livestock; tropical America but naturalized in southern United States
--1 is a kind of shrub, bush
--1 is a member of Parkinsonia, genus Parkinsonia