Taxon: Zygia racemosa (Ducke) Barneby & J. W. Grimes

Summary

Genus:

Zygia

Family:

Fabaceae (alt. Leguminosae)

Subfamily:

Caesalpinioideae

Tribe:

Ingeae

Nomen number:

436699

Place of publication:

Mem. New York Bot. Gard. 74(2):71-73, map. 22. 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
Pithecellobium racemosum Ducke

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):71-73.
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
French (French Guiana)	bois serpent	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):71-73.
Portuguese (Brazil)	angelim-pedra	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):71-73.
Portuguese (Brazil)	angelim-rajado	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):71-73.
Portuguese (Brazil)	ingá-rana	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):71-73.
Portuguese (Brazil)	urubuzeiro	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):71-73.
Spanish (Peru)	pashaco	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):71-73.
Spanish (Peru)	pashaco cutanillo	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):71-73.

Distribution

order_code	Status	Continent	Subcontinent	Country	State	Reference
1	Native	Southern America	Brazil	Brazil	Acre	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):71-73.
1	Native	Southern America	Brazil	Brazil	Amapá	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):71-73.
1	Native	Southern America	Brazil	Brazil	Amazonas	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):71-73.
1	Native	Southern America	Brazil	Brazil	Maranhão	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):71-73.
1	Native	Southern America	Brazil	Brazil	Pará	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):71-73.
1	Native	Southern America	Brazil	Brazil	Rondônia	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):71-73.
1	Native	Southern America	Northern South America	French Guiana		Boggan, J. et al. 1997. Checklist of the plants of the Guianas, ed. 2
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	Suriname		Boggan, J. et al. 1997. Checklist of the plants of the Guianas, ed. 2
1	Native	Southern America	Northern South America	Venezuela	Amazonas	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):71-73.
1	Native	Southern America	Northern South America	Venezuela	Apure	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):71-73.
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):71-73.
1	Native	Southern America	Western South America	Colombia	Amazonas	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):71-73.
1	Native	Southern America	Western South America	Peru	Loreto	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):71-73.

Native
Southern America

NORTHERN SOUTH AMERICA: French Guiana, Guyana, Suriname, Venezuela [Amazonas, Apure, Bolívar]
BRAZIL: Brazil [Acre, Amapá, Amazonas, Maranhão, Pará, Rondônia]
WESTERN SOUTH AMERICA: Colombia [Amazonas], Peru [Loreto]

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):71-73.
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=436699. Accessed 7 October 2026.