Chironja grapefruit hybrid (CRC 4045)

Citrus hybrid

CRC 4045
PI 654834
VI 559


Received as budwood from donated from Thermal Plaza Nursery, but is stated to have originally come from the USDA US Date & Citrus Station in Indio. 


Actual origin is unknown but is assumed to be Puerto Rico. "Chironja", although used as a cultivar name, actually refers to a group of apparently naturally occurring sweet orange x grapefruit hybrids originating in Puerto Rico (and possibly othe Caribbean areas).

Rootstocks of accession

Carrizo citrange, C-35 citrange

Season of ripeness at Riverside

Unknown at this time.

Notes and observations

This selection of 'Chironja' is stated by the donor to be superior to the previously established accession (PI 539489/RCRC 3909), which was CCPP VI 436.


Commercially available in California through the Citrus Clonal Protection ProgramClick here to order budwood.

USDA Germplasm Resources Information Network page for Chironja grapefruit hybrid (CRC 4045)

Photos by David Karp & Toni Siebert Wooldridge
Photo by Karene Trunnelle


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