Citropsis gilletiana

References

1. [1]University of California Riverside. Citrus Variety Collection — http://www.citrusvariety.ucr.edu/citrus/alphabetical.html ↩︎A series of fact sheets about various Citrus species and related species, plus varieties. Good photographs, some helpful information on uses.
2. [2]The Botany of Citrus and Its Wild Relatives — Swingle. W.T. · http://lib.ucr.edu/agnic/webber/Vol1/Chapter3.html ↩︎An on-line document giving lots of information about Citrus species and their relatives. A bit dated, but still an incredibly detailed work.