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Keen sour orange

Citrus aurantium L.

CRC 2624

PI 539163




Photos by David Karp, CVC,  2/11/2008. Photo rights.


Source: Received as seed from a source in Bonita, CA, 1936.


Parentage/origins: Parents unknown. Original source was root sprouts from under a Lisbon lemon tree planted in 1887.


Rootstocks of accession: Carrizo citrange, C-35 citrange


Season of ripeness at Riverside: January to March


Notes and observations:

2/24/1988, EMN: This fruit is a typical sour orange.

2/11/2008, OJB, TS & DK: Looks like Seville; juicy; moderate seeds; flavor decent, but not great.

Availability: Not commercially available in California.


USDA Germplasm Resources Information Network page for Keen sour orange




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