Grapefruit/Pummelo-like hybrids

Description

Crown compact or dense, not weeping. First-year twig surface glabrous or pubescent; second- or third-year twig pubescence striate; thorns absent or not persistent or straight; prickles absent or not persistent. Petiole glabrous or pubescent, length short, medium, long or very long; wings absent, if present, narrow, medium or wide, adjoining the blade or tucking beneath blade. Leaflets one, margins entire, crenate/crenulate or bluntly toothed, shade leaflet blades flat or weakly conduplicate, sun leaflet blades flat, weakly or strongly conduplicate. Scent of crushed leaflets sweetly orange-like, spicy/peppery, freshly lemon-like, somewhat to strongly malodorous, or not scented. Fruit broader than long, as broad as long, or longer than broad; rind green-yellow (6), yellow (7-10), yellow-orange (11), or orange (12); rind texture slightly rough (4-5) or medium rough (6-7); firmness leathery; navel absent; flesh orange, red/purplish-tinged, or yellow; taste grapefruit-like; acidic-sweet or sour.

References

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

Hodgson, R.W. 1967. Horticultural varieties of Citrus. In: Reuther, W., H.J. Webber, and L.D. Batchelor (eds.). The Citrus industry, rev. University of California Press. http://lib.ucr.edu/agnic/webber/Vol1/Chapter4.html.

             First year twig of  Citrus tamurana            (Hyuganatsu, Riverside,   CA)

First year twig of Citrus tamurana (Hyuganatsu, Riverside, CA)

             First year twig of  Citrus paradisi          (Oroblanco, Riverside, CA)

First year twig of Citrus paradisi (Oroblanco, Riverside, CA)

             Petiole of  Citrus paradisi          (Oroblanco, Riverside, CA)

Petiole of Citrus paradisi (Oroblanco, Riverside, CA)

             Petiole of  Citrus   paradisi          (Oroblanco, Riverside, CA)

Petiole of Citrus paradisi (Oroblanco, Riverside, CA)

             Fruit of  Citrus paradisi   x  Citrus   sinensis            (Chironja, Riverside,   CA)

Fruit of Citrus paradisi x Citrus sinensis (Chironja, Riverside, CA)

             Fruit cross-section of  Citrus paradisi    x  Citrus   sinensis              (Chironja, Riverside, CA)

Fruit cross-section of Citrus paradisi x Citrus sinensis (Chironja, Riverside, CA)