Citrus volckameriana (sec. NPGS/GRIN 2010)
Citrus x limon (L.) Osbeck, pro sp. (sensu Mabberley 1997); Citrus limon (L.) Burm. f. [=Citrus x limon (L.) Osbeck, pro sp.] X Citrus reticulata Blanco (sensu Swingle and Reece 1967); Citrus limonia Osbeck (sensu Tanaka sec. Cottin 2002)
The Chiefland Budwood Facility (2010) provided the following notes on the cultivar (clone DPI-814-20): "Seed and budwood collected from USDA Whitmore Farm (D. Hutchinson) in 1973. Origin: Italy, probable citron x lemon hybrid."
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 short; wings absent, if present, narrow, adjoining the blade. Leaflets one, margin crenate/crenulate or bluntly toothed, shade leaflet blades weakly conduplicate, sun leaflet blades weakly or strongly conduplicate. Scent of crushed leaflets sweetly orange-like or freshly lemon-like. Fruit as broad as long or longer than broad; rind yellow (7-10), yellow-orange (11), or orange (12); rind texture slightly rough (4-5) or rough (8); firmness leathery; navel absent; flesh orange or yellow; taste sour.
The Chiefland Budwood Facility (2010) provided the following additional notes on the cultivar (clone DPI-814-20): "Description: Vigorous, productive R/S, similar to R/L, fruit quality only slightly better. Problems: Blight, cold sensitive but less affected than R/L."
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. 1997. A classification for edible Citrus (Rutaceae). Telopea 7: 167–172.
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.
Search for this cultivar in NCBI Entrez
Additional information on this cultivar at University of California: Riverside Citrus Variety Collection
Habit (Winter Haven, FL) |
Habit (Riverside, CA) |
Bark (Winter Haven, FL) |
Bark (Riverside, CA) |
First year twig (Riverside, CA) |
First year twig (Riverside, CA) |
Second - third year twig (Winter Haven, FL) |
Second - third year twig (Riverside, CA) |
Petiole (Riverside, CA) |
Unifoliolate leaf (Winter Haven, FL) |
Unifoliolate leaf (Winter Haven, FL) |
Margin (Winter Haven, FL) |
Margin (Riverside, CA) |
Shade leaves (Winter Haven, FL) |
Shade leaves (Winter Haven, FL) |
Shade leaves (Riverside, CA) |
Shade leaves (Riverside, CA) |
Sun leaves (Winter Haven, FL) |
Sun leaves (Winter Haven, FL) |
Sun leaves (Riverside, CA) |
Immature fruit (Riverside, CA) |
Fruit (Riverside, CA) |
Fruit (Riverside, CA) |
Fruit (Riverside, CA) |
Fruit (Riverside, CA) |
Fruit (Winter Haven, FL) |
Fruit (Winter Haven, FL) |
Fruit (Winter Haven, FL) |
Fruit (Winter Haven, FL) |
Fruit (Winter Haven, FL) |
Fruit (Winter Haven, FL) |
Fruit cross-section (Riverside, CA) |
Fruit cross-section (Winter Haven, FL) |