Taxon: Amaranthus dubius Mart. ex Thell.

Summary

Genus:

Amaranthus

Subgenus:

Amaranthus

Family:

Amaranthaceae

Nomen number:

101534

Place of publication:

Fl. adv. Montpellier 203. 1912 Jan (Mém. Soc. Sci. Nat. Math. Cherbourg 38(sér. 4, vol. 8):679. 1912; P. F. A. Ascherson & K. O. R. P. P. Graebner, Syn. Mitteleur. Fl. 5(1):265. 1914)

Verified:

05/26/2004 ARS Systematic Botanists.

Accessions:

46 (45 active, 43 available) in National Plant Germplasm System. (Map it)

Other conspecific taxa

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

No images

Conservation Status

Reference(s)

PROTABASE, the information base of PROTA (Plant Resources of Tropical Africa) (on-line resource).
Adams, C. 1972. Flowering plants of Jamaica
Brako, L. & J. L. Zarucchi. 1993. Catalogue of the flowering plants and gymnosperms of Peru. Monogr. Syst. Bot. Missouri Bot. Gard. 45
Brenner, D. M. et al. 2000. Genetic resources and breeding of Amaranthus. Pl. Breed. Rev. 19:227-285.
Chan, K. F. & M. Sun. 1997. Genetic diversity and relationships detected by isozyme and RAPD analysis of crop and wild species of Amaranthus. Theor. Appl. Genet. 95:865-873. Note: four accessions represented Amaranthus dubius, a vegetable crop clustered based on isozyme and RAPD data within the same group as grain amaranths and A, hybridus
Dassanayake, M. D. & F. R. Fosberg, eds. 1980-. A revised handbook to the flora of Ceylon.
Exell, A. W. et al., eds. 1960-. Flora zambesiaca.
FNA Editorial Committee. 1993-. Flora of North America.
Food and Agriculture Organization of the United Nations (FAO). 2010. Ecocrop (on-line resource).
Görts-van Rijn, A. R. A., ed. 1986-. Flora of the Guianas.
Groth, D. 2005. pers. comm. Note: re. Brazilian common names
Hanelt, P., ed. 2001. Mansfeld's encyclopedia of agricultural and horticultural crops. Volumes 1-6
Hansen, A. & P. Sunding. 1993. Flora of Macaronesia: checklist of vascular plants, ed. 4. Sommerfeltia vol. 17.
Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2.
Lira, R. et al., eds. 2016. Ethnobotany of Mexico Springer, New York, US. 114-115.
Macbride, J. F. et al., eds. 1936-. Flora of Peru Note: 1936-1971; new ser. 1980-
Mansfeld, R. 1959. Die Kulturpflanze, Beiheft 2.
Markle, G. M. et al., eds. 1998. Food and feed crops of the United States, ed. 2
McGuffin, M., J. T. Kartesz, A. Y. Leung, & A. O. Tucker. 2000. Herbs of commerce, ed. 2 American Herbal Products Association, Silver Spring, Maryland.
Porcher, M. H. et al. Searchable World Wide Web Multilingual Multiscript Plant Name Database (MMPND) (on-line resource).
Rehm, S. 1994. Multilingual dictionary of agronomic plants
Sauer, J. D. 1967. The grain amaranths and their relatives: a revised taxonomic and geographic survey. Ann. Missouri Bot. Gard. 54:122-126.
Singh, N. P. et al., eds. 2001-2002. Flora of Maharashtra state.
Smith, A. C. 1979-1991. Flora vitiensis nova.
Steenis, C. G. G. J. van, ed. 1948-. Flora malesiana.
Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa.
Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:559-902. DOI: 10.1016/j.mb.2016.06.017.
Westphal, E. & P. C. M. Jansen, eds. 1989. A selection. In: Faridah Hanum, I. & L. J. G. van der Maesen, eds., Plant Resources of South-East Asia (PROSEA) A:34. Note: mentions
Wiggins, I. L. & D. M. Porter. 1971. Flora of the Galapagos islands.

Common names

Language	Name	seq	Citation
English	spleen amaranth	1	Markle, G. M. et al., eds. 1998. Food and feed crops of the United States, ed. 2
French	brède de Malabar	2	Rehm, S. 1994. Multilingual dictionary of agronomic plants
Portuguese (Brazil)	carurú	2	Groth, D. 2005. pers. comm. Note: re. Brazilian common names
Spanish	bledo	2	Rehm, S. 1994. Multilingual dictionary of agronomic plants
Spanish	bledos malezas	2	Rehm, S. 1994. Multilingual dictionary of agronomic plants
Spanish	pira	2	Rehm, S. 1994. Multilingual dictionary of agronomic plants
Spanish (Mexico)	quintonil	2	Lira, R. et al., eds. 2016. Ethnobotany of Mexico Springer, New York, US. 114-115.

Distribution

order_code	Status	Continent	Subcontinent	Country	State	Reference
1	Native	Northern America	Northern Mexico	Mexico	Nuevo León	Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:559-902. DOI: 10.1016/j.mb.2016.06.017.
1	Native	Northern America	Northern Mexico	Mexico	Sonora	Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:559-902. DOI: 10.1016/j.mb.2016.06.017.
1	Native	Northern America	Southern Mexico	Mexico	Campeche	Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:559-902. DOI: 10.1016/j.mb.2016.06.017.
1	Native	Northern America	Southern Mexico	Mexico	Chiapas	Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:559-902. DOI: 10.1016/j.mb.2016.06.017.
1	Native	Northern America	Southern Mexico	Mexico	Colima	Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:559-902. DOI: 10.1016/j.mb.2016.06.017.
1	Native	Northern America	Southern Mexico	Mexico	Guerrero	Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:559-902. DOI: 10.1016/j.mb.2016.06.017.
1	Native	Northern America	Southern Mexico	Mexico	Jalisco	Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:559-902. DOI: 10.1016/j.mb.2016.06.017.
1	Native	Northern America	Southern Mexico	Mexico	Morelos	Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:559-902. DOI: 10.1016/j.mb.2016.06.017.
1	Native	Northern America	Southern Mexico	Mexico	Quintana Roo	Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:559-902. DOI: 10.1016/j.mb.2016.06.017.
1	Native	Northern America	Southern Mexico	Mexico	Tabasco	Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:559-902. DOI: 10.1016/j.mb.2016.06.017.
1	Native	Northern America	Southern Mexico	Mexico	Veracruz de Ignacio de la Llave	Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:559-902. DOI: 10.1016/j.mb.2016.06.017.
1	Native	Northern America	Southern Mexico	Mexico	Yucatán	Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:559-902. DOI: 10.1016/j.mb.2016.06.017.
1	Native	Southern America	Brazil	Brazil
1	Native	Southern America	Caribbean	West Indies
1	Native	Southern America	Central America	Central America
1	Native	Southern America	Northern South America	French Guiana		Görts-van Rijn, A. R. A., ed. 1986-. Flora of the Guianas.
1	Native	Southern America	Northern South America	Guyana		Görts-van Rijn, A. R. A., ed. 1986-. Flora of the Guianas.
1	Native	Southern America	Northern South America	Suriname		Görts-van Rijn, A. R. A., ed. 1986-. Flora of the Guianas.
1	Native	Southern America	Northern South America	Venezuela
1	Native	Southern America	Western South America	Colombia
1	Native	Southern America	Western South America	Ecuador
1	Native	Southern America	Western South America	Peru		Brako, L. & J. L. Zarucchi. 1993. Catalogue of the flowering plants and gymnosperms of Peru. Monogr. Syst. Bot. Missouri Bot. Gard. 45
2	Cultivated	Africa	East Tropical Africa	Kenya		PROTABASE, the information base of PROTA (Plant Resources of Tropical Africa) (on-line resource).
2	Cultivated	Africa	East Tropical Africa	Uganda		PROTABASE, the information base of PROTA (Plant Resources of Tropical Africa) (on-line resource).
2	Cultivated	Africa	West Tropical Africa	Benin		PROTABASE, the information base of PROTA (Plant Resources of Tropical Africa) (on-line resource).
2	Cultivated	Africa	West Tropical Africa	Ghana		PROTABASE, the information base of PROTA (Plant Resources of Tropical Africa) (on-line resource).
2	Cultivated	Africa	West Tropical Africa	Nigeria		PROTABASE, the information base of PROTA (Plant Resources of Tropical Africa) (on-line resource).
2	Cultivated	Africa	West Tropical Africa	Sierra Leone		PROTABASE, the information base of PROTA (Plant Resources of Tropical Africa) (on-line resource).
2	Cultivated	Africa	West-Central Tropical Africa	Cameroon		PROTABASE, the information base of PROTA (Plant Resources of Tropical Africa) (on-line resource).
2	Cultivated	Africa	West-Central Tropical Africa	Democratic Republic of the Congo		PROTABASE, the information base of PROTA (Plant Resources of Tropical Africa) (on-line resource).
2	Cultivated	Asia-Tropical	Indian Subcontinent	Sri Lanka		Dassanayake, M. D. & F. R. Fosberg, eds. 1980-. A revised handbook to the flora of Ceylon.
2	Cultivated	Asia-Tropical	Malesia	Indonesia	Lesser Sunda Islands	Steenis, C. G. G. J. van, ed. 1948-. Flora malesiana.
2	Cultivated	Asia-Tropical	Papuasia	New Guinea		Steenis, C. G. G. J. van, ed. 1948-. Flora malesiana.
2	Cultivated	Southern America	Caribbean	West Indies		Hanelt, P., ed. 2001. Mansfeld's encyclopedia of agricultural and horticultural crops. Volumes 1-6
4	Naturalized	Africa	East Tropical Africa	Kenya		Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa.
4	Naturalized	Africa	East Tropical Africa	Tanzania		Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa.
4	Naturalized	Africa	East Tropical Africa	Uganda		Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa.
4	Naturalized	Africa	South Tropical Africa	Mozambique		Exell, A. W. et al., eds. 1960-. Flora zambesiaca.
4	Naturalized	Africa	South Tropical Africa	Zambia		Exell, A. W. et al., eds. 1960-. Flora zambesiaca.
4	Naturalized	Africa	South Tropical Africa	Zimbabwe		Exell, A. W. et al., eds. 1960-. Flora zambesiaca.
4	Naturalized	Asia-Tropical	Indian Subcontinent	India	Maharashtra	Singh, N. P. et al., eds. 2001-2002. Flora of Maharashtra state.
4	Naturalized	Asia-Tropical	Indian Subcontinent	Sri Lanka		Sauer, J. D. 1967. The grain amaranths and their relatives: a revised taxonomic and geographic survey. Ann. Missouri Bot. Gard. 54:122-126.
4	Naturalized	Asia-Tropical	Malesia	Indonesia	Jawa	Steenis, C. G. G. J. van, ed. 1948-. Flora malesiana.
4	Naturalized	Europe		Europe
4	Naturalized	Northern America	Southeastern U.S.A.	United States	Florida
4	Naturalized	Pacific	Southwestern Pacific	Fiji		Smith, A. C. 1979-1991. Flora vitiensis nova.

Native
Northern America

NORTHERN MEXICO: Mexico [Nuevo León, Sonora]
SOUTHERN MEXICO: Mexico [Campeche, Chiapas, Colima, Guerrero, Jalisco, Morelos, Quintana Roo, Tabasco, Veracruz de Ignacio de la Llave, Yucatán]

Southern America

CARIBBEAN: West Indies
CENTRAL AMERICA: Central America
NORTHERN SOUTH AMERICA: French Guiana, Guyana, Suriname, Venezuela
BRAZIL: Brazil
WESTERN SOUTH AMERICA: Colombia, Ecuador, Peru

Cultivated
Africa

EAST TROPICAL AFRICA: Kenya, Uganda
WEST-CENTRAL TROPICAL AFRICA: Cameroon, Democratic Republic of the Congo
WEST TROPICAL AFRICA: Benin, Ghana, Nigeria, Sierra Leone

Asia-Tropical

INDIAN SUBCONTINENT: Sri Lanka
PAPUASIA: New Guinea
MALESIA: Indonesia [Lesser Sunda Islands]

Southern America

CARIBBEAN: West Indies

Naturalized
Africa

EAST TROPICAL AFRICA: Kenya, Tanzania, Uganda
SOUTH TROPICAL AFRICA: Mozambique, Zambia, Zimbabwe

Asia-Tropical

INDIAN SUBCONTINENT: India [Maharashtra], Sri Lanka
MALESIA: Indonesia [Jawa]

Europe

REGION: Europe

Northern America

SOUTHEASTERN U.S.A.: United States [Florida]

Pacific

SOUTHWESTERN PACIFIC: Fiji

Reference(s)

PROTABASE, the information base of PROTA (Plant Resources of Tropical Africa) (on-line resource).
Brako, L. & J. L. Zarucchi. 1993. Catalogue of the flowering plants and gymnosperms of Peru. Monogr. Syst. Bot. Missouri Bot. Gard. 45
Dassanayake, M. D. & F. R. Fosberg, eds. 1980-. A revised handbook to the flora of Ceylon.
Exell, A. W. et al., eds. 1960-. Flora zambesiaca.
Görts-van Rijn, A. R. A., ed. 1986-. Flora of the Guianas.
Hanelt, P., ed. 2001. Mansfeld's encyclopedia of agricultural and horticultural crops. Volumes 1-6
Sauer, J. D. 1967. The grain amaranths and their relatives: a revised taxonomic and geographic survey. Ann. Missouri Bot. Gard. 54:122-126.
Singh, N. P. et al., eds. 2001-2002. Flora of Maharashtra state.
Smith, A. C. 1979-1991. Flora vitiensis nova.
Steenis, C. G. G. J. van, ed. 1948-. Flora malesiana.
Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa.
Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:559-902. DOI: 10.1016/j.mb.2016.06.017.

Economic Uses

Usage	Type	Note	Reference
Human food	vegetable	used like spinach	Markle, G. M. et al., eds. 1998. Food and feed crops of the United States, ed. 2
Medicines	folklore		McGuffin, M., J. T. Kartesz, A. Y. Leung, & A. O. Tucker. 2000. Herbs of commerce, ed. 2 American Herbal Products Association, Silver Spring, Maryland.

Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2026. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: https://npgstest.ars-grin.gov/gringlobal/taxon/taxonomydetail?id=101534. Accessed 14 April 2026.