The Genus Lardizabala comprises of only one species, Lardizabala biternata, which is commonly known as "Coral vine". Although there are no synonyms for this specific genus, there are other similar genera that may be confused with it. One such genus is Boquila, which has similar leaves and is often found in the same regions. Another genus is Sargentodoxa, which also has similar characteristics and is native to Asia. However, it is important to note that each genus has its own unique attributes, and proper identification is crucial for scientific accuracy. Overall, the Genus Lardizabala remains a distinct group with only one species under its name.