Kumquat
Citrus japonica Thunb.

Citrus japonica, known as the round kumquat, is a citrus species in the Rutaceae family. It was first described by Carl Peter Thunberg in 1780 as Fortunella japonica. The plant is native to regions in Asia and has since been cultivated in various parts of the world, including the United States, the Caribbean, and parts of Africa and South America.
Description
Citrus japonica is a citrus fruit species in the Rutaceae family. It is commonly known as the round kumquat and is native to parts of Asia, including China, Japan, and Korea. The species was first described in 1780 by Carl Peter Thunberg. It is cultivated in several regions, including the United States, the Caribbean, and parts of Africa and South America. The fruit is small and round, with a sweet and tangy flavor, and is often used in culinary applications.
Other common names
Kumquatoval-kumquat
Distribution
BR · TW · conterminous 48 United States · Assam · California · China Southeast · Cuba · Dominican Republic · Gambia · Hainan · Haiti · Japan · Korea · Puerto Rico · Trinidad-Tobago · Vietnam
Synonyms
Sclerostylis hindsiiAtalantia hindsiiCitrofortunella madurensisCitrus aurantium var. globiferaCitrus aurantium var. japonicaCitrus aurantium subsp. japonicaCitrus aurantium var. olivicormisCitrus hindsiiCitrus inermisCitrus japonica var. madurensisCitrus madurensisCitrus margaritaFortunella crassifoliaFortunella hindsiiFortunella japonicaFortunella margaritaFortunella venosaCitrus japonica var. fructu-ellipticaFortunella hindsii var. chintouFortunella bawangicaFortunella obovataSclerostylis venosaFortunella chintouCitrus japonica var. margaritaCitrus microcarpaCitrus japonica subf. crassifoliaCitrus japonica subf. hindsiiCitrus nobilis var. microcarpaFortunella japonica var. margarita
