Citrus wintersii est species arborum fructiferarum quae ad genuscitrorum pertinet.Binomen aDavide Mabberley anno1998 statutum est, sed haec species antea nomineMicrocitrus papuana anno1976 abHaroldo Winters descripta est. Arbor in insulaNova Guinea sponte gignitur. Ibi in regione centraliPapuae Novae Guineae iuxtaBrown River a botanistis primum reperta est, qui AngliceBrown River finger lime nuncupaverunt. Arbustum ad 3 metra crescit, foliis angustis 2 vel 3 cm longis, fructu fusiformi ad 6 cm longo, sapore carnis interioris limonioidi.

• Randall J. Bayer,David J. Mabberley, Cynthia Morton, Cathy H. Miller, Ish K. Sharma, Bernard E. Pfeil, Sarah Rich, Roberta Hitchcock, Steve Sykes, "A molecular phylogeny of the orange subfamily (Rutaceae: Aurantioideae) using nine cpDNA sequences" inAmerican Journal of Botany vol. 96 (2009) pp. 668-685(Anglice)
• David J. Mabberley, "Australian Citreae with notes on other Aurantioideae (Rutaceae)" inTelopea vol. 7 (1998) p. 333-344, spec. p. 342
• H. F. Winters, "Microcitrus papuana, a new species from Papua New Guinea (Rutaceae)" inBaileya vol. 20 (1976) pp. 19-24

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• "Citrus wintersii Mabb." apudCitrus Pages(Anglice)
• "Microcitrus papuana: Brown river finger lime" apudCitrus Variety Collection