Citrus macrophylla
Citrus macrophylla, also known as alemow,[1] is a citrus tree and fruit, belonging to the papedas.The trees are short in stature, more tropical in nature than most citrus, and are very spiny.Alemow is rare and poorly studied, a likely hybrid between the citron and biasong (C.[2] The large fruits are considered inedible by local populations, though the plants are infrequently cultivated for medicinal and other uses.[citation needed] It has been tried in California as a possible rootstock for other citrus.