Encyclopedia Britannica
Encyclopedia Britannica
SUBSCRIBE
SUBSCRIBE
SUBSCRIBE TO PREMIUM
  • Home
  • Biographies
  • Animals & Nature
  • History & Society
  • Science & Tech
  • Geography & Travel
  • Arts & Culture
  • ProCon
  • Money
  • Games & Quizzes
  • Videos
  • Today in History
  • Dictionary
  • New Articles
Biographies
  • Browse Biographies
Animals & Nature
  • Birds, Reptiles & Other Vertebrates
  • Environment
  • Fossils & Geologic Time
  • Insects & Other Invertebrates
  • Mammals
  • Plants
History & Society
  • History
  • Philosophy & Religion
  • Politics, Law & Government
  • Society & Social Issues
Science & Tech
  • Health & Medicine
  • Science
  • Technology
Geography & Travel
  • Geography & Travel
Arts & Culture
  • Entertainment & Pop Culture
  • Literature
  • Sports & Recreation
  • Visual Arts
  • Image Galleries
  • Podcasts
  • Summaries
  • Top Questions
  • Lists and Stories
  • Britannica Kids
Ask the Chatbot Games & Quizzes History & Society Science & Tech Biographies Animals & Nature Geography & Travel Arts & Culture ProCon Money Videos
alligator weed
References
Britannica AI Icon

alligator weed

plant
Also known as: Alternanthera philoxeroides
Written by
The Information Architects of Encyclopaedia Britannica

The Information Architects maintain a master list of the topics included in the corpus of  Encyclopædia Britannica, and create and manage the relationships between them.

The Information Architects of Encyclopaedia Britannica

Learn about this topic in these articles:

  • carnation
    Caryophyllales
    / Amaranthaceae

    Alligator weed (Alternanthera philoxeroides) was introduced into North America as a cultivated ornamental, but its rapid growth habit in watery environments has often caused it to be considered a weed. Globe amaranth (Gomphrena globosa) is from tropical Asia, Australia, and America. It is unusual in…

    Read More

    Alligator weed (Alternanthera philoxeroides) was introduced into North America as a cultivated ornamental, but its rapid growth habit in watery environments has often caused it to be considered a weed. Globe amaranth (Gomphrena globosa) is from tropical Asia, Australia, and America. It is unusual in…

    Read More