| Kingdom: Plantae | 
| Phylum: Magnoliophyta | 
| Class: Magnoliopsida | 
| Subclass: Rosidae | 
| Order: Fabales | 
| Family: Fabaceae | 
| Subfamily: Caesalpinioideae | 
| Tribe: Caesalpinieae | 
| Genus: Parkinsonia | 
| Subject: Parkinsonia microphylla Torr. | 
Related Scientific Names:
                                        Cercidium microphyllum  (Torr.) Rose & I. M. Johnst. (Synonym)