Taxon: Blechnum occidentale L.

Summary

Genus:

Blechnum

Family:

Blechnaceae

Subfamily:

Blechnoideae

Nomen number:

446811

Place of publication:

Sp. pl. 2:1077. 1753 "orientale"; Sp. pl. ed. 2, 2:1534. 1763

Typification:

View in Linnean Typification Project

Verified:

08/17/2004 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

Autonym(s)
Blechnum occidentale L. var. occidentale

No images

Conservation Status

Reference(s)

Balick, M. J. et al. 2000. Checklist of the vascular plants of Belize, with common names and uses. Mem. New York Bot. Gard. 85
Breedlove, D. E., ed. 1981-. Flora of Chiapas.
CONABIO. Comisión Nacional para el Conocimiento y Uso de la Biodiversidad en Mexico. Sistema Integrado de Información Taxonómica (SIIT) (on-line resource).
Davidse, G. et al., eds. 1994. Flora mesoamericana.
Erhardt, W. et al. 2002. Zander: Handwörterbuch der Pflanzennamen, 17. Auflage
FNA Editorial Committee. 1993-. Flora of North America.
Gasper, A. L. de et al. 2016. A classification for Blechnaceae (Polypodiales: Polypodiopsida): new genera, resurrected names, and combinations. Phytotaxa 275:191-227.
Howard, R. 1974-1989. Flora of the lesser Antilles.
Jørgensen, P. M. & S. León-Yánez, eds. 1999. Catalogue of the vascular plants of Ecuador. Monogr. Syst. Bot. Missouri Bot. Gard. 75
Lasser, T., ed. 1964-. Flora de Venezuela.
Macbride, J. F. et al., eds. 1936-. Flora of Peru Note: 1936-1971; new ser. 1980-
McVaugh, R. 1983-. Flora Novo-Galiciana.
Mickel, J. T. & A. R. Smith. 2004. The pteridophytes of Mexico. Mem. New York Bot. Gard. 88:1-1054.
Murillo, M. T. 1968. Blechnum subgénero Blechnum en Sur América, con especial referencia a las especies de Colombia. Nova Hedwigia 16:355.
Proctor, G. R. 1989. Ferns of Puerto Rico and the Virgin Islands. Mem. New York Bot. Gard. 53:1-389.
Standley, P. C. & J. A. Steyermark. 1946-1976. Flora of Guatemala.
Steyermark, J. A. et al., eds. 1995-. Flora of the Venezuelan Guayana. Note: Missouri Botanical Garden & Timber Press
Stolze, R. G. et al. 1976, 1981. Ferns and fern allies of Guatemala. Fieldiana, Bot. 39:1-130; n.s., 6:1-522.
Tryon, R. M. & A. F. Tryon. 1982. Ferns and allied plants with special reference to tropical America
Tutin, T. G. et al., eds. 1993. Flora europaea, ed. 2.
Zuloaga, F. O. & O. Morrone, eds. 1996, 1999. Catálogo de las plantas vasculares de la República Argentina. I. Pteridophyta, Gymnospermae y Angiospermae (Monocotyledonae), II. Dicotyledonae. Monogr. Syst. Bot. Missouri Bot. Gard. 60, 74.

Common names

Language	Name	seq	Citation
English	hammock fern	1	FNA Editorial Committee. 1993-. Flora of North America.
English	New World midsorus fern	1	FNA Editorial Committee. 1993-. Flora of North America.
German	östlicher Rippenfarn	2	Erhardt, W. et al. 2002. Zander: Handwörterbuch der Pflanzennamen, 17. Auflage

Distribution

order_code	Status	Continent	Subcontinent	Country	State	Note	Reference
1	Native	Northern America	Northern Mexico	Mexico	San Luis Potosí		McVaugh, R. 1983-. Flora Novo-Galiciana.
1	Native	Northern America	Southern Mexico	Mexico	Chiapas		Davidse, G. et al., eds. 1994. Flora mesoamericana.
1	Native	Northern America	Southern Mexico	Mexico	Ciudad de México		McVaugh, R. 1983-. Flora Novo-Galiciana.
1	Native	Northern America	Southern Mexico	Mexico	Guerrero		McVaugh, R. 1983-. Flora Novo-Galiciana.
1	Native	Northern America	Southern Mexico	Mexico	Michoacán de Ocampo		McVaugh, R. 1983-. Flora Novo-Galiciana.
1	Native	Northern America	Southern Mexico	Mexico	Nayarit		McVaugh, R. 1983-. Flora Novo-Galiciana.
1	Native	Northern America	Southern Mexico	Mexico	Oaxaca		McVaugh, R. 1983-. Flora Novo-Galiciana.
1	Native	Northern America	Southern Mexico	Mexico	Puebla		McVaugh, R. 1983-. Flora Novo-Galiciana.
1	Native	Northern America	Southern Mexico	Mexico	Tabasco		Davidse, G. et al., eds. 1994. Flora mesoamericana.
1	Native	Northern America	Southern Mexico	Mexico	Veracruz de Ignacio de la Llave		McVaugh, R. 1983-. Flora Novo-Galiciana.
1	Native	Southern America	Brazil	Brazil
1	Native	Southern America	Caribbean	Antigua and Barbuda	Antigua		Howard, R. 1974-1989. Flora of the lesser Antilles.
1	Native	Southern America	Caribbean	Barbados			Howard, R. 1974-1989. Flora of the lesser Antilles.
1	Native	Southern America	Caribbean	Dominica			Howard, R. 1974-1989. Flora of the lesser Antilles.
1	Native	Southern America	Caribbean	Grenada			Howard, R. 1974-1989. Flora of the lesser Antilles.
1	Native	Southern America	Caribbean	Guadeloupe			Howard, R. 1974-1989. Flora of the lesser Antilles.
1	Native	Southern America	Caribbean	Martinique			Howard, R. 1974-1989. Flora of the lesser Antilles.
1	Native	Southern America	Caribbean	Montserrat			Howard, R. 1974-1989. Flora of the lesser Antilles.
1	Native	Southern America	Caribbean	St. Kitts and Nevis			Howard, R. 1974-1989. Flora of the lesser Antilles.
1	Native	Southern America	Caribbean	St. Lucia			Howard, R. 1974-1989. Flora of the lesser Antilles.
1	Native	Southern America	Caribbean	St. Vincent and Grenadines	Saint Vincent		Howard, R. 1974-1989. Flora of the lesser Antilles.
1	Native	Southern America	Caribbean	Trinidad and Tobago
1	Native	Southern America	Caribbean	United States	Puerto Rico
1	Native	Southern America	Caribbean	United States	Virgin Islands, U.S.
1	Native	Southern America	Caribbean	United States	Virgin Islands, U.S.
1	Native	Southern America	Caribbean	United States	Virgin Islands, U.S.
1	Native	Southern America	Caribbean	Virgin Islands (British)	Tortola
1	Native	Southern America	Central America	Belize			Balick, M. J. et al. 2000. Checklist of the vascular plants of Belize, with common names and uses. Mem. New York Bot. Gard. 85
1	Native	Southern America	Central America	Costa Rica			Davidse, G. et al., eds. 1994. Flora mesoamericana.
1	Native	Southern America	Central America	El Salvador
1	Native	Southern America	Central America	Guatemala	Chimaltenango		Davidse, G. et al., eds. 1994. Flora mesoamericana.
1	Native	Southern America	Central America	Guatemala	Chiquimula		Davidse, G. et al., eds. 1994. Flora mesoamericana.
1	Native	Southern America	Central America	Guatemala	Escuintla		Davidse, G. et al., eds. 1994. Flora mesoamericana.
1	Native	Southern America	Central America	Guatemala	Guatemala		Davidse, G. et al., eds. 1994. Flora mesoamericana.
1	Native	Southern America	Central America	Guatemala	Huehuetenango		Davidse, G. et al., eds. 1994. Flora mesoamericana.
1	Native	Southern America	Central America	Guatemala	Izabal		Davidse, G. et al., eds. 1994. Flora mesoamericana.
1	Native	Southern America	Central America	Guatemala	Jalapa		Davidse, G. et al., eds. 1994. Flora mesoamericana.
1	Native	Southern America	Central America	Guatemala	Quetzaltenango		Davidse, G. et al., eds. 1994. Flora mesoamericana.
1	Native	Southern America	Central America	Guatemala	Quiché		Davidse, G. et al., eds. 1994. Flora mesoamericana.
1	Native	Southern America	Central America	Guatemala	Retalhuleu		Davidse, G. et al., eds. 1994. Flora mesoamericana.
1	Native	Southern America	Central America	Guatemala	Sacatepéquez		Davidse, G. et al., eds. 1994. Flora mesoamericana.
1	Native	Southern America	Central America	Guatemala	San Marcos		Davidse, G. et al., eds. 1994. Flora mesoamericana.
1	Native	Southern America	Central America	Guatemala	Santa Rosa		Davidse, G. et al., eds. 1994. Flora mesoamericana.
1	Native	Southern America	Central America	Guatemala	Sololá		Davidse, G. et al., eds. 1994. Flora mesoamericana.
1	Native	Southern America	Central America	Guatemala	Suchitepéquez		Davidse, G. et al., eds. 1994. Flora mesoamericana.
1	Native	Southern America	Central America	Guatemala	Zacapa		Davidse, G. et al., eds. 1994. Flora mesoamericana.
1	Native	Southern America	Central America	Honduras			Davidse, G. et al., eds. 1994. Flora mesoamericana.
1	Native	Southern America	Central America	Nicaragua			Davidse, G. et al., eds. 1994. Flora mesoamericana.
1	Native	Southern America	Central America	Panama			Davidse, G. et al., eds. 1994. Flora mesoamericana.
1	Native	Southern America	Northern South America	Venezuela	Amazonas
1	Native	Southern America	Northern South America	Venezuela	Anzoátegui
1	Native	Southern America	Northern South America	Venezuela	Bolívar
1	Native	Southern America	Northern South America	Venezuela	Carabobo
1	Native	Southern America	Northern South America	Venezuela	Delta Amacuro
1	Native	Southern America	Northern South America	Venezuela	Distrito Capital
1	Native	Southern America	Northern South America	Venezuela	Falcón
1	Native	Southern America	Northern South America	Venezuela	Miranda
1	Native	Southern America	Northern South America	Venezuela	Sucre
1	Native	Southern America	Northern South America	Venezuela	Yaracuy
1	Native	Southern America	Northern South America	Venezuela	Zulia
1	Native	Southern America	Southern South America	Argentina	Jujuy		Zuloaga, F. O. & O. Morrone, eds. 1996, 1999. Catálogo de las plantas vasculares de la República Argentina. I. Pteridophyta, Gymnospermae y Angiospermae (Monocotyledonae), II. Dicotyledonae. Monogr. Syst. Bot. Missouri Bot. Gard. 60, 74.
1	Native	Southern America	Southern South America	Argentina	Misiones		Zuloaga, F. O. & O. Morrone, eds. 1996, 1999. Catálogo de las plantas vasculares de la República Argentina. I. Pteridophyta, Gymnospermae y Angiospermae (Monocotyledonae), II. Dicotyledonae. Monogr. Syst. Bot. Missouri Bot. Gard. 60, 74.
1	Native	Southern America	Southern South America	Argentina	Salta		Zuloaga, F. O. & O. Morrone, eds. 1996, 1999. Catálogo de las plantas vasculares de la República Argentina. I. Pteridophyta, Gymnospermae y Angiospermae (Monocotyledonae), II. Dicotyledonae. Monogr. Syst. Bot. Missouri Bot. Gard. 60, 74.
1	Native	Southern America	Southern South America	Argentina	Tucumán		Zuloaga, F. O. & O. Morrone, eds. 1996, 1999. Catálogo de las plantas vasculares de la República Argentina. I. Pteridophyta, Gymnospermae y Angiospermae (Monocotyledonae), II. Dicotyledonae. Monogr. Syst. Bot. Missouri Bot. Gard. 60, 74.
1	Native	Southern America	Southern South America	Chile
1	Native	Southern America	Southern South America	Paraguay
1	Native	Southern America	Western South America	Bolivia
1	Native	Southern America	Western South America	Colombia
1	Native	Southern America	Western South America	Ecuador	Azuay		Jørgensen, P. M. & S. León-Yánez, eds. 1999. Catalogue of the vascular plants of Ecuador. Monogr. Syst. Bot. Missouri Bot. Gard. 75
1	Native	Southern America	Western South America	Ecuador	Bolívar		Jørgensen, P. M. & S. León-Yánez, eds. 1999. Catalogue of the vascular plants of Ecuador. Monogr. Syst. Bot. Missouri Bot. Gard. 75
1	Native	Southern America	Western South America	Ecuador	Carchi		Jørgensen, P. M. & S. León-Yánez, eds. 1999. Catalogue of the vascular plants of Ecuador. Monogr. Syst. Bot. Missouri Bot. Gard. 75
1	Native	Southern America	Western South America	Ecuador	Chimborazo		Jørgensen, P. M. & S. León-Yánez, eds. 1999. Catalogue of the vascular plants of Ecuador. Monogr. Syst. Bot. Missouri Bot. Gard. 75
1	Native	Southern America	Western South America	Ecuador	Cotopaxi		Jørgensen, P. M. & S. León-Yánez, eds. 1999. Catalogue of the vascular plants of Ecuador. Monogr. Syst. Bot. Missouri Bot. Gard. 75
1	Native	Southern America	Western South America	Ecuador	Galápagos		Jørgensen, P. M. & S. León-Yánez, eds. 1999. Catalogue of the vascular plants of Ecuador. Monogr. Syst. Bot. Missouri Bot. Gard. 75
1	Native	Southern America	Western South America	Ecuador	Guayas		Jørgensen, P. M. & S. León-Yánez, eds. 1999. Catalogue of the vascular plants of Ecuador. Monogr. Syst. Bot. Missouri Bot. Gard. 75
1	Native	Southern America	Western South America	Ecuador	Imbabura		Jørgensen, P. M. & S. León-Yánez, eds. 1999. Catalogue of the vascular plants of Ecuador. Monogr. Syst. Bot. Missouri Bot. Gard. 75
1	Native	Southern America	Western South America	Ecuador	Loja		Jørgensen, P. M. & S. León-Yánez, eds. 1999. Catalogue of the vascular plants of Ecuador. Monogr. Syst. Bot. Missouri Bot. Gard. 75
1	Native	Southern America	Western South America	Ecuador	Los Ríos		Jørgensen, P. M. & S. León-Yánez, eds. 1999. Catalogue of the vascular plants of Ecuador. Monogr. Syst. Bot. Missouri Bot. Gard. 75
1	Native	Southern America	Western South America	Ecuador	Manabí		Jørgensen, P. M. & S. León-Yánez, eds. 1999. Catalogue of the vascular plants of Ecuador. Monogr. Syst. Bot. Missouri Bot. Gard. 75
1	Native	Southern America	Western South America	Ecuador	Morona Santiago		Jørgensen, P. M. & S. León-Yánez, eds. 1999. Catalogue of the vascular plants of Ecuador. Monogr. Syst. Bot. Missouri Bot. Gard. 75
1	Native	Southern America	Western South America	Ecuador	Napo		Jørgensen, P. M. & S. León-Yánez, eds. 1999. Catalogue of the vascular plants of Ecuador. Monogr. Syst. Bot. Missouri Bot. Gard. 75
1	Native	Southern America	Western South America	Ecuador	Pastaza		Jørgensen, P. M. & S. León-Yánez, eds. 1999. Catalogue of the vascular plants of Ecuador. Monogr. Syst. Bot. Missouri Bot. Gard. 75
1	Native	Southern America	Western South America	Ecuador	Pichincha		Jørgensen, P. M. & S. León-Yánez, eds. 1999. Catalogue of the vascular plants of Ecuador. Monogr. Syst. Bot. Missouri Bot. Gard. 75
1	Native	Southern America	Western South America	Ecuador	Tungurahua		Jørgensen, P. M. & S. León-Yánez, eds. 1999. Catalogue of the vascular plants of Ecuador. Monogr. Syst. Bot. Missouri Bot. Gard. 75
1	Native	Southern America	Western South America	Ecuador	Zamora Chinchipe		Jørgensen, P. M. & S. León-Yánez, eds. 1999. Catalogue of the vascular plants of Ecuador. Monogr. Syst. Bot. Missouri Bot. Gard. 75
1	Native	Southern America	Western South America	Peru	Amazonas
1	Native	Southern America	Western South America	Peru	Arequipa
1	Native	Southern America	Western South America	Peru	Ayacucho
1	Native	Southern America	Western South America	Peru	Cusco
1	Native	Southern America	Western South America	Peru	Huancavelica
1	Native	Southern America	Western South America	Peru	Huánuco
1	Native	Southern America	Western South America	Peru	Junín
1	Native	Southern America	Western South America	Peru	La Libertad
1	Native	Southern America	Western South America	Peru	Lambayeque
1	Native	Southern America	Western South America	Peru	Lima
1	Native	Southern America	Western South America	Peru	Pasco
1	Native	Southern America	Western South America	Peru	Piura
1	Native	Southern America	Western South America	Peru	Puno
1	Native	Southern America	Western South America	Peru	San Martín
1	Native	Southern America	Western South America	Peru	Tumbes
4	Naturalized					natzd. elsewhere

Native
Northern America

NORTHERN MEXICO: Mexico [San Luis Potosí]
SOUTHERN MEXICO: Mexico [Chiapas, Ciudad de México, Guerrero, Michoacán de Ocampo, Nayarit, Oaxaca, Puebla, Tabasco, Veracruz de Ignacio de la Llave]

Southern America

CARIBBEAN: Antigua and Barbuda [Antigua], Barbados, Dominica, Guadeloupe, Grenada, St. Kitts and Nevis, St. Lucia, Montserrat, Martinique, Trinidad and Tobago, United States [Puerto Rico, Virgin Islands, U.S., Virgin Islands, U.S., Virgin Islands, U.S.], St. Vincent and Grenadines [Saint Vincent], Virgin Islands (British) [Tortola]
CENTRAL AMERICA: Belize, Costa Rica, Guatemala [Chimaltenango, Chiquimula, Escuintla, Guatemala, Huehuetenango, Izabal, Jalapa, Quetzaltenango, Quiché, Retalhuleu, Sacatepéquez, San Marcos, Santa Rosa, Sololá, Suchitepéquez, Zacapa], Honduras, Nicaragua, Panama, El Salvador
NORTHERN SOUTH AMERICA: Venezuela [Bolívar, Zulia, Amazonas, Anzoátegui, Falcón, Miranda, Sucre, Distrito Capital, Carabobo, Yaracuy, Delta Amacuro]
BRAZIL: Brazil
WESTERN SOUTH AMERICA: Bolivia, Colombia, Ecuador [Galápagos, Azuay, Bolívar, Carchi, Chimborazo, Cotopaxi, Guayas, Imbabura, Loja, Los Ríos, Manabí, Morona Santiago, Napo, Pastaza, Pichincha, Tungurahua, Zamora Chinchipe], Peru [Amazonas, Arequipa, Ayacucho, Cusco, Huancavelica, Huánuco, Junín, La Libertad, Lambayeque, Lima, Pasco, Piura, Puno, San Martín, Tumbes]
SOUTHERN SOUTH AMERICA: Argentina [Jujuy, Misiones, Salta, Tucumán], Chile, Paraguay

Naturalized (natzd. elsewhere)

Reference(s)

Balick, M. J. et al. 2000. Checklist of the vascular plants of Belize, with common names and uses. Mem. New York Bot. Gard. 85
Davidse, G. et al., eds. 1994. Flora mesoamericana.
Howard, R. 1974-1989. Flora of the lesser Antilles.
Jørgensen, P. M. & S. León-Yánez, eds. 1999. Catalogue of the vascular plants of Ecuador. Monogr. Syst. Bot. Missouri Bot. Gard. 75
McVaugh, R. 1983-. Flora Novo-Galiciana.
Zuloaga, F. O. & O. Morrone, eds. 1996, 1999. Catálogo de las plantas vasculares de la República Argentina. I. Pteridophyta, Gymnospermae y Angiospermae (Monocotyledonae), II. Dicotyledonae. Monogr. Syst. Bot. Missouri Bot. Gard. 60, 74.

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=446811. Accessed 27 October 2026.