Summary ⁸

Conyza canadensis (Canadian horseweed) is found in North America, France, and Canada. Canadian horseweed can grow up to 6-7 inches tall. It is a green plant with small white and yellow flowers.

Botanical Information ⁸

Ecological Information ⁹

The only animal that eats this plant is horses.

Ethnobotanical Information ⁹

This plant could also be medicinal to treat dysentery. The Canadian horseweed can help infectious diseases. The Americans used a tea from the leaves to treat dysentery and a tea from the boiled root for menstrual issues

References ¹⁰

www.ck12.orgda.org
plants.us
www.fireflyforest
htps.pry/plant profile horseweed canaza canadisis/

About the Author ⁹

Student author(s)*: Eduardo (age 13) and America (age 13) from South Valley Academy

*The entries in this field guide have been edited by Yerba Mansa Project staff to ensure that they contain quality, fact-checked content and standardized formatting.

Sources and Credits

1. (c) giveawayboy, some rights reserved (CC BY-NC-ND), https://www.flickr.com/photos/giveawayboy/2708757353/
2. (c) Sarah Gregg, some rights reserved (CC BY-NC-SA), https://www.flickr.com/photos/wild-eyes/10166008264/
3. (c) Melissa McMasters, some rights reserved (CC BY), https://www.flickr.com/photos/cricketsblog/21255886361/
4. (c) Jacob Hong, some rights reserved (CC BY-NC-SA), https://www.flickr.com/photos/purunuri/9624360154/
5. (c) Andreas Rockstein, some rights reserved (CC BY-SA), https://www.flickr.com/photos/74738817@N07/41684242850/
6. (c) Gertjan van Noord, some rights reserved (CC BY-ND), https://www.flickr.com/photos/gertjanvannoord/50053984733/
7. (c) Aaron Volkening, some rights reserved (CC BY), https://www.flickr.com/photos/87297882@N03/42720470985/
8. Adapted by smiller33 from a work by (c) kristen_himm, some rights reserved (CC BY-SA)
9. Adapted by smiller33 from a work by (c) caseynm, some rights reserved (CC BY-SA)
10. (c) caseynm, some rights reserved (CC BY-SA)

More Info

• iNat taxon page
• African Plants - a photo guide
• Atlas of Living Australia
• Biodiversity Heritage Library
• BOLD Systems BIN search
• Calflora
• CalPhotos
• Catalogo de Plantas y Líquenes de Colombia
• eFloras.org
• Flora Digital de Portugal
• Flora of North America (beta)
• Global Biodiversity Information Facility (GBIF)
• Go Botany
• HOSTS - a Database of the World's Lepidopteran Hostplants
• IPNI (with links to POWO, WFO, and BHL)
• Jepson eFlora
• Maryland Biodiversity Project
• NatureServe Explorer 2.0
• NBN Atlas
• New Zealand Plant Conservation Network
• OregonFlora.org
• SEINet Symbiota portals
• Tropicos
• USDA PLANTS database
• VASCAN by Canadensys
• World Flora Online
• 日本のレッドデータ検索システム
• 植物和名−学名インデックス YList

Range Map

(c) NatureServe, some rights reserved (CC-BY-NC)

iNat Map