Taxon: Abarema jupunba (Willd.) Britton & Killip

Summary

Genus:

Abarema

Family:

Fabaceae (alt. Leguminosae)

Subfamily:

Caesalpinioideae

Tribe:

Ingeae

Nomen number:

311929

Place of publication:

Ann. New York Acad. Sci. 35:126. 1936

Verified:

06/18/1987 ARS Systematic Botanists.

Accessions:

0 (0 active, 0 available) in National Plant Germplasm System.

Other conspecific taxa

Abarema jupunba (Willd.) Britton & Killip var. jupunba (0 active accession[s])
Abarema jupunba (Willd.) Britton & Killip var. trapezifolia (Vahl) Barneby & J. W. Grimes (0 active accession[s])

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

No images

Conservation Status

Reference(s)

Barneby, R. C. & J. W. Grimes. 1984. A new species of Abarema Pittier (Mimosaceae: Ingeae) from Amazonian Brazil. Acta Amazon. 14:95. Note: mentions
Barneby, R. C. & J. W. Grimes. 1996. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part I. Abarema, Albizia, and allies. Mem. New York Bot. Gard. 74(1):66.
Gunn, C. R. 1984. Fruits and seeds of genera in the subfamily Mimosoideae (Fabaceae). Techn. Bull. U.S.D.A. 1681:138. Note: mentions
Lewis, G. P. & P. E. Owen. 1989. Legumes of the Ilha de Maraca
Lewis, G. P. 1987. Legumes of Bahia
Macbride, J. F. et al., eds. 1936-. Flora of Peru Note: = Pithecellobium jupunba (Willd.) Urb.
Nielsen, I. C. 1981. Tribe 5. Ingeae Benth. Advances in legume systematics. 1:180. Note: accepts the genus Abarema Pittier
Pittier, H. F. et al. 1945-1947. Catálogo de la flora venezolana.
Pulle, A. A. et al., eds. 1932-. Flora of Suriname. Note: = Pithecellobium jupunba (Willd.) Urb.

Common names

Distribution

order_code	Status	Continent	Subcontinent	Country	State	Note	Reference
1	Native	Southern America	Brazil	Brazil			Barneby, R. C. & J. W. Grimes. 1996. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part I. Abarema, Albizia, and allies. Mem. New York Bot. Gard. 74(1):66.
1	Native	Southern America	Caribbean	Dominica			Barneby, R. C. & J. W. Grimes. 1996. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part I. Abarema, Albizia, and allies. Mem. New York Bot. Gard. 74(1):66.
1	Native	Southern America	Caribbean	Grenada			Barneby, R. C. & J. W. Grimes. 1996. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part I. Abarema, Albizia, and allies. Mem. New York Bot. Gard. 74(1):66.
1	Native	Southern America	Caribbean	Guadeloupe			Barneby, R. C. & J. W. Grimes. 1996. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part I. Abarema, Albizia, and allies. Mem. New York Bot. Gard. 74(1):66.
1	Native	Southern America	Caribbean	St. Lucia			Barneby, R. C. & J. W. Grimes. 1996. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part I. Abarema, Albizia, and allies. Mem. New York Bot. Gard. 74(1):66.
1	Native	Southern America	Caribbean	St. Vincent and Grenadines	Saint Vincent		Barneby, R. C. & J. W. Grimes. 1996. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part I. Abarema, Albizia, and allies. Mem. New York Bot. Gard. 74(1):66.
1	Native	Southern America	Caribbean	Trinidad and Tobago		Trinidad	Barneby, R. C. & J. W. Grimes. 1996. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part I. Abarema, Albizia, and allies. Mem. New York Bot. Gard. 74(1):66.
1	Native	Southern America	Northern South America	French Guiana		possibly	Barneby, R. C. & J. W. Grimes. 1996. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part I. Abarema, Albizia, and allies. Mem. New York Bot. Gard. 74(1):66.
1	Native	Southern America	Northern South America	Guyana		possibly	Barneby, R. C. & J. W. Grimes. 1996. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part I. Abarema, Albizia, and allies. Mem. New York Bot. Gard. 74(1):66.
1	Native	Southern America	Northern South America	Suriname			Barneby, R. C. & J. W. Grimes. 1996. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part I. Abarema, Albizia, and allies. Mem. New York Bot. Gard. 74(1):66.
1	Native	Southern America	Northern South America	Venezuela			Barneby, R. C. & J. W. Grimes. 1996. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part I. Abarema, Albizia, and allies. Mem. New York Bot. Gard. 74(1):66.
1	Native	Southern America	Western South America	Bolivia			Barneby, R. C. & J. W. Grimes. 1996. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part I. Abarema, Albizia, and allies. Mem. New York Bot. Gard. 74(1):66.
1	Native	Southern America	Western South America	Colombia			Barneby, R. C. & J. W. Grimes. 1996. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part I. Abarema, Albizia, and allies. Mem. New York Bot. Gard. 74(1):66.
1	Native	Southern America	Western South America	Ecuador			Barneby, R. C. & J. W. Grimes. 1996. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part I. Abarema, Albizia, and allies. Mem. New York Bot. Gard. 74(1):66.
1	Native	Southern America	Western South America	Peru			Barneby, R. C. & J. W. Grimes. 1996. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part I. Abarema, Albizia, and allies. Mem. New York Bot. Gard. 74(1):66.

Native
Southern America

CARIBBEAN: Dominica, Guadeloupe, Grenada, St. Lucia, Trinidad and Tobago (Trinidad), St. Vincent and Grenadines [Saint Vincent]
NORTHERN SOUTH AMERICA: French Guiana (possibly), Guyana (possibly), Suriname, Venezuela
BRAZIL: Brazil
WESTERN SOUTH AMERICA: Bolivia, Colombia, Ecuador, Peru

Reference(s)

Barneby, R. C. & J. W. Grimes. 1996. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part I. Abarema, Albizia, and allies. Mem. New York Bot. Gard. 74(1):66.

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=311929. Accessed 12 May 2026.