African X Poncirus

Synonyms

None

Cultivar or taxon

Citrus maxima (Burr.) Merr. x Citrus trifoliata L. (sensu Mabberley 2004, Bayer et al. 2009); Citrus grandis (L.) Osbeck x Poncirus trifoliata (L.) Raf. (sensu Swingle and Reece 1967); Citrus paradisi Macfad. x Poncirus trifoliata (L.) Raf. (sensu Tanaka sec. Cottin 2002)

Description

Crown compact or dense, not weeping. First-year twig surface glabrous or pubescent; second- or third-year twig surface striate; thorns straight; prickles absent or not persistent. Petiole pubescent, length long or very long, wings medium or wide, adjoining the blade. Leaflets one or three, margin bluntly toothed, shade leaflet blades weakly conduplicate, sun leaflet blades flat or weakly conduplicate. Scent of crushed leaflets sweetly orange-like. Fruit as broad as long or longer than broad; rind yellow (7-10) or yellow-orange (11); rind texture slightly rough (4-5); firmness leathery; navel absent; flesh orange or yellow; taste grapefruit-like or sour.

References

Bayer, R.J., D.J. Mabberley, C. Morton, C.H. Miller, I.K. Sharma, B.E. Pfeil, S. Rich, R. Hitchcock, and S. Sykes. 2009. A molecular phylogeny of the orange subfamily (Rutaceae: Aurantioideae) using nine cpDNA sequences. American Journal of Botany 96: 668–685.

Cottin, R. 2002. Citrus of the World: A citrus directory. Version 2.0. France: SRA INRA-CIRAD.

Mabberley, D.J. 2004. Citrus (Rutaceae): A review of recent advances in etymology, systematics and medical applications. Blumea 49: 481–498.

Swingle, W.T. and P.C. Reece. 1967. The botany of Citrus and its wild relatives. In: Reuther, W., H.J. Webber, and L.D. Batchelor (eds.). The Citrus industry. Ed. 2. Vol. I. University of California, Riverside. http://lib.ucr.edu/agnic/webber/Vol1/Chapter3.html.

Resources

Search for this cultivar in NCBI Entrez

             Bark (Riverside, CA)

Bark (Riverside, CA)

             First year twig (Riverside, CA)

First year twig (Riverside, CA)

             Second - third year twig (Riverside, CA)

Second - third year twig (Riverside, CA)

             Trifoliolate leaf (Riverside, CA)

Trifoliolate leaf (Riverside, CA)

             Unifoliolate leaf (Riverside, CA)

Unifoliolate leaf (Riverside, CA)

             Sun leaves (Riverside, CA)

Sun leaves (Riverside, CA)

             Sun leaves (Riverside, CA)

Sun leaves (Riverside, CA)

             Shade leaves (Riverside, CA)

Shade leaves (Riverside, CA)

             Shade leaves (Riverside, CA)

Shade leaves (Riverside, CA)

             Immature fruit (Riverside, CA)

Immature fruit (Riverside, CA)

             Fruit (Winter Haven, FL)

Fruit (Winter Haven, FL)

              Fruit (Riverside, CA)

Fruit (Riverside, CA)

              Fruit cross-section (Riverside, CA)

Fruit cross-section (Riverside, CA)