This tool is part of the Citrus Resource

Citrus ID


Natsu Mikan





Cultivar or taxon


Citrus reticulata var. austera Swingle (sensu Swingle and Reece sec. Cottin 2002) = Citrus reticulata Blanco (sensu Zhang and Mabberley 2008); Citrus tardiva hort. ex Shirai (sensu Tanaka sec. Cottin 2002)



The Chiefland Budwood Facility (2010) provided the following notes on the cultivar (clone DPI-50-48): "C. natsudaidai. Origin: Japan, Japanese summer grapefruit or orange, possible hybrid of S/O or pummelo and mandarin."



Crown compact or dense, not weeping. First-year twig surface glabrous; second- or third-year surface striate; thorns straight; prickles absent or not persistent. Petiole glabrous, length medium; wings narrow or medium, adjoining the blade. Leaflets one, margin bluntly toothed, shade leaflet blades flat or weakly conduplicate, sun leaflet blades weakly conduplicate. Scent of crushed leaflets mandarin-like. Fruit broader than long; rind green-yellow (6), yellow (7-10), yellow-orange (11), or orange (12); rind texture medium rough (6-7); firmness leathery; navel absent; flesh orange or yellow; taste acidic-sweet.

The Chiefland Budwood Facility (2010) provided the following additional notes on the cultivar (clone DPI-50-48): "Description: Med-large, exhibits characteristics of pummelo, S/O and mandarin, yellowish orange, 20-30 seeds, bitter, high acid. Season: Late"



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.

Swingle, W.T. 1943. The botany of Citrus and its relatives of the orange subfamily. In: Webber, H.J. and L.D. Batchelor (eds.). The Citrus industry 1: 129–474. University of California Press, Berkeley and Los Angeles.

Zhang, D. and D.J. Mabberley. 2008. Citrus. In: Flora of China Editorial Committee (eds.). Flora of China, Vol. 11. Missouri Botanical Garden Press, St. Louis.



Search for this cultivar in NCBI Entrez


Citrus ID Edition 2
October, 2011