Benton

Synonyms

None

Cultivar or taxon

Citrus x aurantium L., pro sp. [Sweet Orange Group] X Citrus trifoliata L. (sensu Mabberley 2004, Bayer et al. 2009); Citrus sinensis (L.) Osbeck x Poncirus trifoliata (L.) Raf. (sensu Swingle and Reece 1967; sensu Tanaka sec. Cottin 2002; sec. NPGS/GRIN 2010)

Origin

The Chiefland Budwood Facility (2010) provided the following notes on the culrivar (clone DPI-424): "Seed from Australia via Dr. Bill Castle in 1981. A 1945 cross developed in Australia, a hybrid of Ruby Blood sweet orange and P. trifoliata ."

Description

Crown compact or dense, not weeping. First-year twig surface glabrous; second- or third-year twig surface striate; thorns straight; prickles absent or not persistent. Petiole glabrous, length long, wings narrow, adjoining the blade. Leaflets one or three, margins crenate/crenulate or bluntly toothed, rachis wings absent, shade leaflet blades weakly conduplicate, sun leaflet blades weakly conduplicate. Leaflets not scented when crushed. Fruit broader than long; rind yellow-orange (11), orange (12), or red-orange (13); rind texture medium rough (6-7) or rough (8); firmness leathery; navel absent; flesh orange or yellow; taste sour.

Notes

The Chiefland Budwood Facility (2010) provided the following notes on the culrivar (clone DPI-424): "Rootstock selected for foot rot tolerance, tristeza tolerance. Difficult to bud."

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.

Chiefland Budwood Facility. 2010. 2010 Annual report July 1, 2009 - June 30, 2010. Bureau of Citrus Budwood Registration, Florida Department of Agriculture & Consumer Services, Winter Haven.

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