优马朋德罗沙(柚) Yuma Ponderosa

Synonyms

None

Cultivar or taxon

Citrus maxima (Burm.) Merr. (sensu Mabberley 1997, Bayer et al. 2009); Citrus grandis (L.) Osbeck (sensu Swingle and Reece 1967)

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 short, wings absent. Leaflets one, margin bluntly toothed, shade leaflet blades weakly conduplicate, sun leaflet blades weakly or strongly conduplicate. Leaflets freshly lemon-like when crushed. Fruit as broad as long or longer than broad, rind green-yellow (6), yellow (7-10) or yellow-orange (11), rind texture slightly rough (4-5), firmness leathery, navel absent, flesh yellow, taste 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.

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.

Resources

Search for this cultivar in NPGS/GRIN1

Search for this cultivar in NCBI2 Entrez

1GRIN: Germplasm Resources Information Network; NPGS: National Plant Germplasm System

2NCBI: National Center for Biotechnology Information

Habit (Riverside, CA)

Habit (Riverside, CA)
First year twig (Riverside, CA)

First year twig (Riverside, CA)
First year twig (Riverside, CA)

First year twig (Riverside, CA)
Second - third year twig (Riverside, CA)

Second - third year twig (Riverside, CA)
Petiole (Riverside, CA)

Petiole (Riverside, CA)
Unifoliolate leaf (Riverside, CA)

Unifoliolate leaf (Riverside, CA)
Margin (Riverside, CA)

Margin (Riverside, CA)
Shade leaves (Riverside, CA)

Shade leaves (Riverside, CA)
Shade leaves (Riverside, CA)

Shade leaves (Riverside, CA)
Sun leaves (Riverside, CA)

Sun leaves (Riverside, CA)
Sun leaves (Riverside, CA)

Sun leaves (Riverside, CA)
Immature fruit (Riverside, CA)

Immature fruit (Riverside, CA)
Immature fruit (Riverside, CA)

Immature fruit (Riverside, CA)
Fruit (Riverside, CA)

Fruit (Riverside, CA)
Fruit (Riverside, CA)

Fruit (Riverside, CA)
Fruit (Riverside, CA)

Fruit (Riverside, CA)
Fruit (Riverside, CA)

Fruit (Riverside, CA)
Fruit cross-section (Riverside, CA)

Fruit cross-section (Riverside, CA)