Taxon: Dysphania ambrosioides (L.) Mosyakin & Clemants

Genus: Dysphania
Family: Chenopodiaceae
Subfamily: Chenopodioideae
Tribe: Dysphanieae
Nomen number: 446530
Place of publication: Ukrayins'k. Bot. Zhurn. 59:382. 2002
Link to protologue:
Name Verified on: 24-May-2004 by ARS Systematic Botanists. Last Changed: 10-May-2014
Species priority site is: North Central Regional PI Station (NC7)
Accessions: 4 in National Plant Germplasm System (GoogleMap)


Common names:

  • American wormseed  (Source: Dict Rehm) - English
  • Jerusalem-tea  (Source: Websters Dict) - English
  • Mexican-tea  (Source: F NAmer) - English
  • Spanish-tea  (Source: Hortus 3) - English
  • wormseed  (Source: F NAmer) - English
  • mintina  (Source: Weeds Egypt) - Arabic
  • nitna  (Source: F Egypt) - Arabic
  • ambroisie du Mexique  (Source: Dict Rehm) - French
  • mexikanischer Tee  (Source: Zander ed17) - German
  • wohlriechender Gänsefuß  (Source: Zander ed17) - German
  • Wurmsamen  (Source: Dict Rehm) - German
  • erva-de-Santa-Maria  (Source: Dict Rehm) - Portuguese
  • ambrósia  (Source: pers. comm.) - Portuguese (Brazil)
  • ambrósia-do-México  (Source: pers. comm.) - Portuguese (Brazil)
  • anserina-vermífuga  (Source: pers. comm.) - Portuguese (Brazil)
  • ereva-mata-pulga  (Source: pers. comm.) - Portuguese (Brazil)
  • erva-das-lombrigas  (Source: pers. comm.) - Portuguese (Brazil)
  • erva-de-bicho  (Source: pers. comm.) - Portuguese (Brazil)
  • erva-formigueira  (Source: pers. comm.) - Portuguese (Brazil)
  • mastruço  (Source: Persp New Crops Uses) - Portuguese (Brazil)
  • menstruço  (Source: pers. comm.) - Portuguese (Brazil)
  • apazote  (Source: F Guat) - Spanish
  • apozote  (Source: Dict Rehm) - Spanish
  • epazote  (Source: F Guat) - Spanish
  • hierba hormiguera  (Source: Dict Rehm) - Spanish
  • pazote  (Source: Dict Rehm) - Spanish
  • paico  (Source: pers. comm.) - Spanish (Peru)
  • citronmålla  (Source: Kulturvaxtdatabas) - Swedish
  • naemsaemyeongaju  (Source: F Korea) - Transcribed Korean

Economic Importance:

  • Food additives: flavoring (fide F Guat, as Chenopodium ambrosioides L.; Ency CNatIn, as Chenopodium ambrosioides L.)
  • Harmful organism host: crop diseases (as Chenopodium ambrosioides L.)
  • Harmful organism host: crop pests (as Chenopodium ambrosioides L.)
  • Materials: essential oils (used in cosmetics fide Ency CNatIn, as Chenopodium ambrosioides L.)
  • Medicines: folklore (fide Ency NatIn, as Chenopodium ambrosioides; Pl Res SEAs 12(1):194. 1999, as Chenopodium ambrosioides; CRC Med Herbs ed2, as Chenopodium ambrosioides; Herbs Commerce ed2, as Chenopodium ambrosioides)
  • Vertebrate poisons: mammals (oil)
  • Weed: potential seed contaminant (fide Atlas WWeed, as Chenopodium ambrosioides L.)

Distributional Range:


    Northern America
    • NORTHEASTERN U.S.A.: United States [Indiana, New Jersey, New York, Ohio, Pennsylvania, West Virginia]
    • NORTH-CENTRAL U.S.A.: United States [Illinois, Iowa, Kansas, Missouri, Nebraska, Oklahoma]
    • SOUTHEASTERN U.S.A.: United States [Alabama, Arkansas, Delaware, District of Columbia, Florida, Georgia, Kentucky, Louisiana, Maryland, Mississippi, North Carolina, South Carolina, Tennessee, Virginia]
    • SOUTH-CENTRAL U.S.A.: United States [New Mexico, Texas]
    • SOUTHWESTERN U.S.A.: United States [Arizona, California, Utah]
    • NORTHERN MEXICO: Mexico [Baja Norte, Baja Sur, Coahuila, Nuevo Leon, San Luis Potosi, Sonora, Tamaulipas]
    • SOUTHERN MEXICO: Mexico [Campeche, Chiapas, Guanajuato, Guerrero, Hidalgo, Jalisco, Mexico, Michoacan, Oaxaca, Queretaro, Quintana Roo, Veracruz, Yucatan]

    Southern America
    • CENTRAL AMERICA: Belize, Costa Rica, El Salvador, Guatemala, Honduras, Nicaragua, Panama
    • NORTHERN SOUTH AMERICA: French Guiana, Guyana, Suriname, Venezuela
    • WESTERN SOUTH AMERICA: Bolivia, Colombia, Peru
    • SOUTHERN SOUTH AMERICA: Argentina, Chile, Paraguay

    Naturalized (natzd. elsewhere)


  1. Webster's third new international dictionary. (Websters Dict)
  2. Erhardt, W. et al. Zander: Handwörterbuch der Pflanzennamen, 17. Auflage. 2002 (Zander ed17)
  3. FNA Editorial Committee Flora of North America. (F NAmer)
  4. Groth, D. 2005. pers. comm. (pers. comm.)
  5. Iwatsuki, K. et al. Flora of Japan. (F Japan)
  6. Janick, J., ed. Perspectives on new crops and uses. 1999 (Persp New Crops Uses)
  7. Kingsbury, J. M. Poisonous plants of the United States and Canada. (Kingsbury)
  8. León, B. 2004. pers. comm. (pers. comm.)
  9. Liberty Hyde Bailey Hortorium Hortus third. (Hortus 3)
  10. Mun-Chan, B. et al. 1986. A checklist of the Korean cultivated plants (Kulturpflanze) 34:89.
  11. Rehm, S. Multilingual dictionary of agronomic plants. 1994 (Dict Rehm)
  12. Standley, P. C. & J. A. Steyermark Flora of Guatemala. (F Guat)

Check other web resources for Dysphania ambrosioides (L.) Mosyakin & Clemants :

Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2018. Germplasm Resources Information Network (GRIN-Taxonomy).
National Germplasm Resources Laboratory, Beltsville, Maryland. URL: Accessed 26 May 2018.