Taxon: Pithecellobium roseum (Vahl) Barneby & J. W. Grimes

Summary

Genus:

Pithecellobium

Family:

Fabaceae (alt. Leguminosae)

Subfamily:

Caesalpinioideae

Tribe:

Ingeae

Nomen number:

449210

Place of publication:

Mem. New York Bot. Gard. 74(2):22-23, map. 7. 1997

Verified:

11/25/2005 ARS Systematic Botanists.

Accessions:

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

Other conspecific taxa

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

Basionym
Mimosa rosea Vahl

Heterotypic Synonym(s)
Inga pubescens Bertero ex DC.
Pithecellobium pubescens (Bertero ex DC.) Benth.

No images

Conservation Status

Reference(s)

Barneby, R. C. & J. W. Grimes. 1997. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part II. Pithecellobium, Cojoba, and Zygia. Mem. New York Bot. Gard. 74(2):1-149.
Boggan, J. et al. 1997. Checklist of the plants of the Guianas, ed. 2
Steyermark, J. A. et al., eds. 1995-. Flora of the Venezuelan Guayana. Note: Missouri Botanical Garden & Timber Press

Common names

Language	Name	seq	Citation
Spanish (Colombia)	buche colorado	2	Barneby, R. C. & J. W. Grimes. 1997. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part II. Pithecellobium, Cojoba, and Zygia. Mem. New York Bot. Gard. 74(2):1-149.
Spanish (Colombia)	chancán	2	Barneby, R. C. & J. W. Grimes. 1997. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part II. Pithecellobium, Cojoba, and Zygia. Mem. New York Bot. Gard. 74(2):1-149.
Spanish (Colombia)	tiracó	2	Barneby, R. C. & J. W. Grimes. 1997. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part II. Pithecellobium, Cojoba, and Zygia. Mem. New York Bot. Gard. 74(2):1-149.
Spanish (Colombia)	tiracó rojo	2	Barneby, R. C. & J. W. Grimes. 1997. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part II. Pithecellobium, Cojoba, and Zygia. Mem. New York Bot. Gard. 74(2):1-149.
Spanish (Venezuela)	taguapire	2	Barneby, R. C. & J. W. Grimes. 1997. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part II. Pithecellobium, Cojoba, and Zygia. Mem. New York Bot. Gard. 74(2):1-149.
Spanish (Venezuela)	yacure	2	Barneby, R. C. & J. W. Grimes. 1997. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part II. Pithecellobium, Cojoba, and Zygia. Mem. New York Bot. Gard. 74(2):1-149.

Distribution

order_code	Status	Continent	Subcontinent	Country	State	Reference
1	Native	Southern America	Brazil	Brazil	Roraima	Barneby, R. C. & J. W. Grimes. 1997. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part II. Pithecellobium, Cojoba, and Zygia. Mem. New York Bot. Gard. 74(2):1-149.
1	Native	Southern America	Northern South America	Guyana		Boggan, J. et al. 1997. Checklist of the plants of the Guianas, ed. 2
1	Native	Southern America	Northern South America	Venezuela	Aragua	Barneby, R. C. & J. W. Grimes. 1997. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part II. Pithecellobium, Cojoba, and Zygia. Mem. New York Bot. Gard. 74(2):1-149.
1	Native	Southern America	Northern South America	Venezuela	Bolívar	Barneby, R. C. & J. W. Grimes. 1997. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part II. Pithecellobium, Cojoba, and Zygia. Mem. New York Bot. Gard. 74(2):1-149.
1	Native	Southern America	Northern South America	Venezuela	Carabobo	Barneby, R. C. & J. W. Grimes. 1997. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part II. Pithecellobium, Cojoba, and Zygia. Mem. New York Bot. Gard. 74(2):1-149.
1	Native	Southern America	Northern South America	Venezuela	Distrito Capital	Barneby, R. C. & J. W. Grimes. 1997. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part II. Pithecellobium, Cojoba, and Zygia. Mem. New York Bot. Gard. 74(2):1-149.
1	Native	Southern America	Northern South America	Venezuela	Falcón	Barneby, R. C. & J. W. Grimes. 1997. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part II. Pithecellobium, Cojoba, and Zygia. Mem. New York Bot. Gard. 74(2):1-149.
1	Native	Southern America	Northern South America	Venezuela	Lara	Barneby, R. C. & J. W. Grimes. 1997. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part II. Pithecellobium, Cojoba, and Zygia. Mem. New York Bot. Gard. 74(2):1-149.
1	Native	Southern America	Northern South America	Venezuela	Miranda	Barneby, R. C. & J. W. Grimes. 1997. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part II. Pithecellobium, Cojoba, and Zygia. Mem. New York Bot. Gard. 74(2):1-149.
1	Native	Southern America	Northern South America	Venezuela	Monagas	Barneby, R. C. & J. W. Grimes. 1997. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part II. Pithecellobium, Cojoba, and Zygia. Mem. New York Bot. Gard. 74(2):1-149.
1	Native	Southern America	Northern South America	Venezuela	Sucre	Barneby, R. C. & J. W. Grimes. 1997. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part II. Pithecellobium, Cojoba, and Zygia. Mem. New York Bot. Gard. 74(2):1-149.
1	Native	Southern America	Northern South America	Venezuela	Zulia	Barneby, R. C. & J. W. Grimes. 1997. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part II. Pithecellobium, Cojoba, and Zygia. Mem. New York Bot. Gard. 74(2):1-149.

Native
Southern America

NORTHERN SOUTH AMERICA: Guyana, Venezuela [Bolívar, Zulia, Aragua, Falcón, Miranda, Monagas, Sucre, Distrito Capital, Carabobo, Lara]
BRAZIL: Brazil [Roraima]

Reference(s)

Barneby, R. C. & J. W. Grimes. 1997. Silk tree, guanacaste, monkey's earring: a generic system for the synandrous Mimosaceae of the Americas. Part II. Pithecellobium, Cojoba, and Zygia. Mem. New York Bot. Gard. 74(2):1-149.
Boggan, J. et al. 1997. Checklist of the plants of the Guianas, ed. 2

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://npgsweb.ars-grin.gov/gringlobal/taxon/taxonomydetail?id=449210. Accessed 3 November 2026.