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 Changed: 13-Mar-2017
Species priority site is: Natl. Germplasm Repository - Miami (MIA)
Accessions: 14 in National Plant Germplasm System

Common names:

  • Mexican rubbertree  (Source: Brittonia) - English
  • uletree  (Source: F Neotrop) - English
  • árbol del ule  (Source: Brittonia) - Spanish

Distributional Range:


  • Northern America

    • Southern Mexico: Mexico - Chiapas, - Michoacan, - Nayarit, - Oaxaca, - Tabasco, - Veracruz, - Yucatan
  • Southern America

    • Central America: Belize; Costa Rica; El Salvador; Guatemala; Honduras; Nicaragua; Panama
    • Western South America: Colombia; Ecuador

  • Naturalized:

    . widely natzd. 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. Flora costaricensis. 1971- (F CostaR)
  • Food and Agriculture Organization of the United Nations (FAO) 2010. Ecocrop (on-line resource). (Ecocrop)
  • Langman, I. K. 1960. Castilla Sessé, not Castilla Cerv. (Brittonia) 12[Tax Index 23]:viii.
  • McVaugh, R. Botanical results of the Sessé & Mociño expedition (1787-1803). Vii. A guide to relevant scientific names of plants. 2000 (Bot Sesse & Mocino) 392.
  • Standley, P. C. & J. A. Steyermark Flora of Guatemala. 1946-1976 (F Guat)
  • Woodson, R. E. & R. W. Schery, eds. Flora of Panama. 1943-1980 (F 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.


  • Fruit and seed: U.S. National Seed Herbarium image
  • Fruits: U.S. National Seed Herbarium image
  • Seed: U.S. National Seed Herbarium image