Details for: PI 539730, Citrus japonica Thunb., 'CHANGSHOU'

Summary Data

Taxonomy:

Citrus japonica Thunb.

Cultivar:

'CHANGSHOU'

Origin:

Donated – California, United States

Maintained:

Natl. Germplasm Repository - Riverside

Received by NPGS:

01 Jan 1963

Improvement Status:

Cultivar

Form Received:

Seed

Life Form:

Tree

Life Habit:

Tree

Availability

Form	Quantity	Note	Inventory	Cart
Plant	1 count	Please use comment field to indicate germplasm type being requested and quantity.	PI 539730 CVC PL

Restrictions
Interstate Shipment Restricted by Federal Seed Act
https://www.ldaf.state.la.us/ldaf-programs/seed-programs/seed-regulatory-and-testing/

USA – Louisiana (as Fortunella japonica; see state regulation: Citrus Canker Quarantine)

Images (9 total. Click on image for more.)

Core Passport Data

Taxonomy:

Citrus japonica Thunb.

Cultivar:

'CHANGSHOU'

Origin:

Donated – California, United States

Maintained:

Natl. Germplasm Repository - Riverside

Received by NPGS:

01 Jan 1963

Improvement Status:

Cultivar

Form Received:

Seed

Life Form:

Tree

Life Habit:

Tree

Source History

Donated

01 January 1963.
California, United States
Comment: Citrus and Citrus relative accessions at the Repository in Riverside without PI numbers.
Donor(s):

University of California

Accession Names and Identifiers

'CHANGSHOU'

Type: Cultivar name

RCRC 3475

Type: Donor identifier

Narrative

In Japan: Light yellow-orange rind; smooth, bell-shaped fruit, stylar end depressed, stem end rounded; flesh orange; core solid; 8-10 seeds, extremely large; rind sweet but somewhat acrid from high oil content. Described as Changshou kumquat in T Citrus Industry, Vol 1, pp 335-6.

Citrus japonica Thunb.

Genus:

Citrus

Family:

Rutaceae

Subfamily:

Aurantioideae

Tribe:

Aurantieae

Subtribe:

Citrinae

Nomen number:

10724

Place of publication:

Nova Acta Regiae Soc. Sci. Upsal. 3:199. 1780 (Fl. jap. 292. 1784)

Verified:

04/17/2020 by ARS Systematic Botanists.

Other conspecific taxa

Autonyms (not in current use), synonyms and invalid designations

Homotypic Synonym(s)
Citrus ×aurantium L. var. japonica (Thunb.) Hook. f.
Fortunella japonica (Thunb.) Swingle

Heterotypic Synonym(s)


Fortunella crassifolia Swingle
Fortunella hindsii (Champ. ex Benth.) Swingle
Fortunella hindsii (Champ. ex Benth.) Swingle var. chintou Swingle
Fortunella margarita (Lour.) Swingle
Atalantia hindsii (Champ. ex Benth.) Oliv. ex Benth.
Citrus margarita Lour.
Sclerostylis hindsii Champ. ex Benth.
Citrus madurensis Lour.
Citrus inermis Roxb.
Sclerostylis vensoa Champ. ex Benth.
Fortunella venosa (Champ. ex Benth.) C. C. Huang
Fortunella chintou (Swingle) C. C. Huang
Fortunella hindsii (Champ. ex Benth.) Swingle var. hindsii
Citrus hindsii (Champ. ex Benth.) Govaerts

Common names

Language	Name	Alternate name	note	seq	Citation
English	Changshou kumquat		as Fortunella obovata	1	Swingle, W. T. & P. C. Reece. 1967. The botany of Citrus and its wild relatives. Note: a probable garden hybrid
English	golden-bean kumquat		as Fortunella hindsii var. chintou	1	Swingle, W. T. & P. C. Reece. 1967. The botany of Citrus and its wild relatives. Note: as Fortunella hindsii var. chintou
English	Hong Kong kumquat		as Fortunella hindsii	1	Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL. Note: as Fortunella hindsii
English	marumi kumquat		as Fortunella japonica	1	Verheij, E. W. M. & R. E. Coronel, eds. 1991. Edible fruits and nuts. In: Faridah Hanum, I. & L. J. G. van der Maesen, eds., Plant Resources of South-East Asia (PROSEA) 2:169. Note: as Fortunella japonica
English	meiwa kumquat		as Fortunella crassifolia	1	Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL. Note: as Fortunella crassifolia
English	nagami kumquat		as Fortunella margarita	1	Verheij, E. W. M. & R. E. Coronel, eds. 1991. Edible fruits and nuts. In: Faridah Hanum, I. & L. J. G. van der Maesen, eds., Plant Resources of South-East Asia (PROSEA) 2:117. Note: as Fortunella margarita
English	oval cumquat		as Fortunella margarita	1	Integrated Botanical Information System (IBIS). Australian plant common name database (on-line resource). Note: as Fortunella margarita
English	oval kumquat		as Fortunella margarita	1	Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL. Note: as Fortunella margarita
English	round cumquat		as Fortunella japonica	1	Integrated Botanical Information System (IBIS). Australian plant common name database (on-line resource). Note: as Fortunella japonica
English	round kumquat		as Fortunella japonica	1	Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL. Note: as Fortunella japonica
Chinese	jin gan	金柑	as Citrus japonica	2	Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: = Citrus japonica Thunb.
French	kumquat marumi		as Fortunella japonica	2	Courboulex, M. & H. de Lorrain. 1997. Les agrumes: oranges, citron, pamplemousses, kumquats. Note: re. French common names
French	kumquat meiwa		as Fortunella crassifolia	2	Feuillet, C. 1998. pers. comm. Note: re. French common names as Fortunella crassifolia
French	kumquat nagami		as Fortunella margarita	2	Courboulex, M. & H. de Lorrain. 1997. Les agrumes: oranges, citron, pamplemousses, kumquats. Note: re. French common names
German	Hongkong-Kumquat		as Fortunella hindsii	2	Erhardt, W. et al. 2002. Zander: Handwörterbuch der Pflanzennamen, 17. Auflage Note: as Fortunella hindsii
German	Marumikumquat		as Fortunella japonica	2	Encke, F. et al. 1993. Zander: Handwörterbuch der Pflanzennamen, 14. Auflage Note: as Fortunella japonica
German	ovale Kumquat		as Fortunella margarita	2	Erhardt, W. et al. 2002. Zander: Handwörterbuch der Pflanzennamen, 17. Auflage Note: as Fortunella margarita
German	Ovalkumquat		as Fortunella margarita	2	Encke, F. et al. 1993. Zander: Handwörterbuch der Pflanzennamen, 14. Auflage Note: as Fortunella margarita
German	runde Kumquat		as Fortunella japonica	2	Erhardt, W. et al. 2002. Zander: Handwörterbuch der Pflanzennamen, 17. Auflage Note: as Fortunella japonica
Swedish	rund kumquat		as Fortunella japonica	2	Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)

Annotations

Nomenclature Name Change: 20 Apr 2020, from Fortunella ×obovata hort. ex Tanaka to Citrus japonica Thunb.

Observations

Phenotype Data

Category	Descriptor	Description	Value	Sample Size	Study	Availability
GROWTH	Tree habit	General growth habit of tree.	2 - spreading	0	CITRUS.TREEDATA.89	Not Available
GROWTH	Tree shape	General shape of tree.	2 - spheroid	0	CITRUS.TREEDATA.89	Not Available
GROWTH	Tree vigor	General vigor of tree.	2 - medium	0	CITRUS.TREEDATA.89	Not Available
MORPHOLOGY	Vegetative Life Cycle	Evergreen vs. deciduous .	1 - evergreen	0	CITRUS.TREEDATA.89	Not Available
MORPHOLOGY	Shoot tip color	Color of shoot tip.	1 - green	0	CITRUS.TREEDATA.89	Not Available
MORPHOLOGY	Leaf type	Leaf type .	1 - simple	0	CITRUS.TREEDATA.89	Not Available
MORPHOLOGY	Leaf shape	Shape of leaves.	3 - obovate	0	CITRUS.TREEDATA.89	Not Available
MORPHOLOGY	Leaf form	Ratio of petiole to lamina.	2 - brevipetiolate	0	CITRUS.TREEDATA.89	Not Available
MORPHOLOGY	Leaf margin	Type of leaf margin.	1 - crenate	0	CITRUS.TREEDATA.89	Not Available
MORPHOLOGY	Petiole wing shape	Shape of petiole wing.	3 - obovate	0	CITRUS.TREEDATA.89	Not Available
MORPHOLOGY	Length of fruit	Mean of 10 fruit (cm)	4.1	10	CITRUS.FRUITJUICEDATA.92	Not Available
MORPHOLOGY	Width of fruit	Mean of 10 fruit (cm)	3.9	10	CITRUS.FRUITJUICEDATA.92	Not Available
MORPHOLOGY	Shape of fruit	Shape of fruit	2 - ellipsoid	10	CITRUS.FRUITJUICEDATA.92	Not Available
MORPHOLOGY	Shape of fruit apex	Blossom end	3 - convex	10	CITRUS.FRUITJUICEDATA.92	Not Available
MORPHOLOGY	Shape of fruit base	Stem end	5 - concave	10	CITRUS.FRUITJUICEDATA.92	Not Available
MORPHOLOGY	Color of fruit	At maturity	7 - deep orange	10	CITRUS.FRUITJUICEDATA.92	Not Available
MORPHOLOGY	Epicarp surface texture	Epicarp surface texture	1 - smooth	10	CITRUS.FRUITJUICEDATA.92	Not Available
MORPHOLOGY	Adherence of epicarp	Adherence to mesocarp	2 - moderate	10	CITRUS.FRUITJUICEDATA.92	Not Available
MORPHOLOGY	Thickness of mesocarp	Measured in mm	2	10	CITRUS.FRUITJUICEDATA.92	Not Available
MORPHOLOGY	Number of segments per fruit	Number of segments per fruit	8.4	10	CITRUS.FRUITJUICEDATA.92	Not Available
MORPHOLOGY	Nature of segment membranes	Nature of segment membranes	2 - fine	10	CITRUS.FRUITJUICEDATA.92	Not Available
MORPHOLOGY	Fruit axis at maturity	Physiological maturity	1 - solid	10	CITRUS.FRUITJUICEDATA.92	Not Available
MORPHOLOGY	Color of pulp	Color of pulp	4 - pale orange	10	CITRUS.FRUITJUICEDATA.92	Not Available
MORPHOLOGY	Texture of pulp	Texture of pulp	2 - medium	10	CITRUS.FRUITJUICEDATA.92	Not Available
MORPHOLOGY	Aroma of juice	Aroma of juice	5 - resinous	10	CITRUS.FRUITJUICEDATA.92	Not Available
MORPHOLOGY	Number of seeds	With pollinizer	2 - less than 3	10	CITRUS.FRUITJUICEDATA.92	Not Available
MORPHOLOGY	Color of juice	Color of juice	3 - pale orange	10	CITRUS.FRUITJUICEDATA.92	Not Available