Taxon: Euphorbia heterophylla L.

Genus: Euphorbia
Subgenus: Poinsettia
Family: Euphorbiaceae
Subfamily: Euphorbioideae
Tribe: Euphorbieae
Subtribe: Euphorbiinae
Nomen number: 16374
Place of publication: Sp. pl. 1:453. 1753
Link to protologue:
Comment: non Euphorbia heterophylla auct. N. Amer. (= E. cyathophora Murray)
Name Verified on: 02-Jul-2008 by ARS Systematic Botanists. Last Changed: 09-May-2011
Species priority site is: Ornamental Plant Germplasm Center (OPGC)
Accessions: 8 in National Plant Germplasm System

Common names:

Economic Importance:

  • Harmful organism host: crop diseases (fide WorldWeeds 360. 1997)
  • Vertebrate poisons: mammals (fide Pl Res SEAs 12(1):268. 1999)
  • Weed: potential seed contaminant (fide Noxweed Aust; Atlas WWeed)

Distributional Range:



  • Northern America

    • Northern Mexico: Mexico Baja Sur, Chihuahua, Durango, Nuevo Leon, San Luis Potosi, Sinaloa, Sonora, Tamaulipas
    • South-Central U.S.A.: United States Texas
    • Southeastern U.S.A.: United States Alabama, Florida, Georgia, Louisiana, Mississippi
    • Southern Mexico: Mexico Campeche, Chiapas, Colima, Guanajuato, Guerrero, Hidalgo, Jalisco, Mexico, Michoacan, Morelos, Nayarit, Oaxaca, Puebla, Queretaro, Quintana Roo, Tabasco, Veracruz, Yucatan
    • Southwestern U.S.A.: United States Arizona, California
  • Southern America

    • Brazil: Brazil Amazonas, Bahia, Federal District, Goias, Maranhao, Mato Grosso, Minas Gerais, Parana, Pernambuco, Rio de Janeiro, Rondonia, Santa Catarina, Sao Paulo
    • Caribbean: Anguilla ; Antigua and Barbuda ; Bahamas ; Bermuda ; Cayman Islands ; Cuba ; Dominica ; Dominican Republic ; Grenada ; Haiti ; Jamaica ; Martinique ; Montserrat ; Netherlands Antilles ; Puerto Rico ; St. Lucia ; Trinidad and Tobago ; Virgin Islands (British) ; Virgin Islands (U.S.)
    • Central America: Belize ; Costa Rica ; El Salvador ; Guatemala ; Honduras ; Nicaragua ; Panama
    • Northern South America: French Guiana ; Guyana ; Suriname ; Venezuela
    • Southern South America: Argentina Cordoba, Corrientes, Formosa, Jujuy, Misiones, Salta, Tucuman; Paraguay
    • Western South America: Bolivia Cochabamba, La Paz, Santa Cruz; Colombia ; Ecuador ; Peru

  • Naturalized


  • Webster's third new international dictionary. (Websters Dict)
  • Balakrishnan, N. P. & T. Chakrabarty The family Euphorbiaceae in India; a synopsis of its profile, taxonomy and bibliography. 2007 (Euphorb India)
  • Boulos, L. Flora of Egypt. 1999- (F Egypt)
  • Correll, D. S. & M. C. Johnston Manual of the vascular plants of Texas. 1970 (F Tex)
  • Dressler, R. L. 1961. A synopsis of Poinsettia (Euphorbiaceae) Ann. Missouri Bot. Gard. 48:339.
  • Erhardt, W. et al. Der große Zander: Enzyklopädie der Pflanzennamen. 2008 (Zander Ency)
  • Govaerts, R. et al. World checklist and bibliography of Euphorbiaceae. 2000 (L Euphorb)
  • Groth, D. 2005. pers. comm. (pers. comm.)
  • Holm, L. et al. A geographical atlas of world weeds. 1979 (Atlas WWeed)
  • Holm, L. et al. World weeds: natural histories and distribution. 1997 (WorldWeeds) 360.
  • Howard, R. 1989. Flora of the lesser Antilles. (F LAnt) 5:49.
  • Liogier, A. H. Flora of Hispaniola: Part 1; La Flora de la Española. Part II-. (F Hispan)
  • Liogier, H. A. Descriptive flora of Puerto Rico and adjacent islands. (F PuertoR)
  • Marzocca, A. 1994. Guia descriptiva de malezas del cono sur 118.
  • Mayfield, M. H. 1997. A systematic treatment of Euphorbia subgenus Poinsettia (Euphorbiaceae) (Ph.D.) (University of Texas at Austin) 108-143.
  • Norton, J. et al. Illustrated checklist of the flora of Qatar. (Ill L Qatar)
  • Padua, L. S. de et al., eds. 1999. Medicinal and poisonous plants 1 (Pl Res SEAs) 12(1):268.
  • Parsons, W. T. & E. G. Cuthbertson Noxious weeds of Australia. 1992 (Noxweed Aust)
  • Plant Protection and Quarantine Office United States Department of Agriculture, Animal and Plant Health Inspection Service. Federal noxious weed list (on-line resource). (USDA/APHIS)
  • Rehm, S. Multilingual dictionary of agronomic plants. 1994 (Dict Rehm)
  • Reitz, R., ed. 1988. Flora ilustrada catarinense. (F SCatarin) 352-355.
  • Riina, R. 2011. Review of Euphorbiaceae data for World Economic Plants, ed. 2 (pers. comm.) via e-mail on 11 Jan.
  • Seed Regulatory and Testing Division, Agricultural Marketing Service, U.S.D.A. State noxious-weed seed requirements recognized in the administration of the Federal Seed Act (updated annually). (State Noxweed Seed)
  • Standley, P. C. & J. A. Steyermark Flora of Guatemala. (F Guat)
  • Steinmann, V. W. & R. S. Felger 1997. The Euphorbiaceae of Sonora, Mexico (Aliso) 16:56.
  • Stevens, W. D. et al., eds. Flora de Nicaragua. Monogr. Syst. Bot. Missouri Bot. Gard. 85(1-3). (F Nicaragua)
  • Terrell, E. E. et al. Agric. Handb. no. 505. 1986 (AH 505)


Check other web resources for Euphorbia heterophylla L. :