List of plants poisonous to equines

This is a list of plants which are poisonous to equines. Some may cause mild reactions, such as diarrhea, others can lead to serious problems including horse colic, laminitis, and neurological problems, which, in some circumstances, can be fatal.

Division Magnoliophyta

Class Magnoliopsida

*"Acer rubrum"
*"Castor oil plant"
*"Dendrocnide moroides" (Stinging tree or Gympie stinger)
*"Cicuta virosa"
*Echium plantagineum (Paterson’s Curse)
*Green Cestrum (C. parqui)
*Kalanchoe delagoensis (Mother of millions)
*Oak
*Oleander
*Pokeweed
*Quince (Cydonia oblonga)
*"Ranunculus"
*St John's wort
*"Nicotiana"

Order Asterales

*"Achillea ptarmica"
*"Artemisia tridentata"
*"Centaurea solstitialis"
*Cocklebur
*Ragwort
*White Snakeroot

Order Ericales

*"Kalmia latifolia"
*"Rhododendron" (including Azalea)

Order Fabales

*Black locust
*Locoweed

Order Lamiales

*"Digitalis"
*Privet

Order Laurales

*"Persea americana" (Avocado)

Order Solanales

*Solanaceae (including Deadly nightshade and Potato)

Class Liliopsida

*Johnson grass

Division "Pinophyta"

*"Taxus sp " (Yew)

Division "Pteridophyta"

*Bracken fern (also known as brake fern)
*"Equisetum" (Horsetail)

External links

* [http://ohioline.osu.edu/b762/b762_24.html "Horse Nutrition Bulletin 762-00"] - Ohio State University
* [http://www.msuextension.org/ruralliving/Dream/PDF/Equine_poison.pdf "Poisonous Plants and Equine"] - Utah State University
* [http://cecalaveras.ucdavis.edu/toxic.htm "Toxic Plants in Your Hay and Pasture"] - University of California Davis
* [http://www.cvm.uiuc.edu/petcolumns/showarticle.cfm?id=16 "Horse Pasture is no Place for Poisonous Plants"] - University of Illinois
* [http://www.horserides.org/zhorsediseases.html "Poisonous Weeds and Plants for Horses"] - Poisonous Weeds and Plants for Horses