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Taxon: Castilla elastica Sessé

Genus: Castilla
Family: Moraceae tribe: Castilleae
Nomen number: 9530
Place of publication: V. Cervantes, Gaz. lit. Méx. supl. 2 July: 7. 1794
Comment: for authorship see Brittonia 12(Tax. Index 23):viii. 1960
Name verified on: 01-May-1993 by ARS Systematic Botanists. Last updated: 28-Jan-2005
Species priority site is: Natl. Germplasm Repository - Miami (MIA).
Accessions: 1 in National Plant Germplasm System.
  • all available ) NPGS accessions. or .
  • all available ) NPGS accessions by country.
  • Check PlantSearch database of Botanic Gardens Conservation International for possible non-NPGS germplasm.

See also subordinate taxa:

Common names:

  • castilloa-rubber   (Source: AH 505 ) – English   [Castilla elastica subsp. elastica]
  • Central American rubbertree   (Source: Ceiba 24:223. 1981) – English   [Castilla elastica subsp. elastica]
  • Mexican rubbertree   (Source: Brittonia 12:viii) – English
  • uletree   (Source: F Neotrop ) – English
  • árbol del ule   (Source: Brittonia 12:viii) – Spanish
  • caucho   (Source: Dict Econ Pl ) – Spanish   [Castilla elastica subsp. elastica]
  • caucho   (Source: Names Soukup ) – Spanish   [Castilla elastica subsp. costaricana]
  • caucho negro   (Source: Dict Econ Pl ) – Spanish   [Castilla elastica subsp. elastica]
  • hule   (Source: Ceiba 24:223. 1981) – Spanish   [Castilla elastica subsp. costaricana]
  • hule   (Source: Dict Econ Pl ) – Spanish   [Castilla elastica subsp. elastica]
  • ule   (Source: Ceiba 24:223. 1981) – Spanish   [Castilla elastica subsp. costaricana]
  • ule   (Source: Ceiba 24:223. 1981) – Spanish   [Castilla elastica subsp. elastica]

Economic importance:

Distributional range:

    Southern Mexico: Mexico - Chiapas, Michoacan, Nayarit, Oaxaca, Tabasco, Veracruz, Yucatan
    Mesoamerica: Belize; Costa Rica; El Salvador; Guatemala; Honduras; Nicaragua; Panama
    Western South America: Colombia [w.]; Ecuador [w.]

  • widely naturalized in tropics


  • Berg, C. C. 1972. Olmedieae, Brosimeae (Moraceae). Fl. Neotrop. Monogr. 7:94.
  • Berg, C. C. 2001. Moreae, Arocarpeae, and Dorstenia (Moraceae) with introductions to the family and Ficus and with additions and corrections to Flora Neotropica Monograph 7. Fl. Neotrop. Monogr. 83:269.
  • Burger, W. C., ed. 1971–. Flora costaricensis.
  • Food and Agriculture Organization of the United Nations (FAO). 2010. Ecocrop (on-line resource).
  • Langman, I. K. 1960. Castilla Sessé, not Castilla Cerv. Brittonia 12[Tax Index 23]:viii.
  • McVaugh, R. 2000. Botanical results of the Sessé & Mociño expedition (1787-1803). Vii. A guide to relevant scientific names of plants. 392.
  • Standley, P. C. & J. A. Steyermark. 1946–1976. Flora of Guatemala.
  • Woodson, R. E. & R. W. Schery, eds. 1943–1980. Flora of Panama.


Check other web resources for Castilla elastica Sessé:

  • TROPICOS: Nomenclatural and Specimen Database of the Missouri Botanical Garden
  • ePIC: Electronic Plant Information Centre of Royal Botanic Gardens, Kew
  • AGRICOLA: Article Citation Database or NAL Catalog of USDA's National Agricultural Library
  • Entrez: NCBI's search engine for PubMed citations, GenBank sequences, etc.


  • Check for additional images
  • Google Images Images Note: Be advised that their identity may be inaccurate. Proper identification of a plant may require specialized taxonomic knowledge or comparison with properly documented herbarium material.

Abbreviations & symbols in GRIN Taxonomy

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Cite as:
USDA, ARS, National Genetic Resources Program.
Germplasm Resources Information Network - (GRIN) [Online Database].
National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: (28 November 2015)

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