This is incorrect Citrons along with papedas, mandarins,kumquats and pomelos are the original citrus species(as well as Australian citrus species such as finger limes but they had little impact to the development of citrus plants historically) the rest are hybrids
remnantoftheeye t1_j21fvl0 wrote
Reply to comment by evclides in TIL that Persian limes, the fruit that most Americans and Europeans know as simply “limes” are actually a hybrid of lemons and real limes, what we call “Key limes” today by evclides
This is incorrect Citrons along with papedas, mandarins,kumquats and pomelos are the original citrus species(as well as Australian citrus species such as finger limes but they had little impact to the development of citrus plants historically) the rest are hybrids