SLCYV is considered to have arisen by recombination among viruses related to Tomato yellow leaf curl Thailand virus, Pepper leaf curl Bangladesh virus and another unidentified begomovirus.

• 其中，SLCYV是由泰国番茄黄化曲叶病毒(Tomato yellow leaf curl Thailand virus, TYLCTHV)、孟加拉胡椒曲叶病毒(Pepper leaf curl Bangladesh virus, PepLCBV)及另一未知病毒重组后形成的。