Table 3.

Toxic plants without known toxic compounds that affect the digestive system.

Plants	Species affected	Region	Main references
Arrabidaea corallina	Goats	Northeastern Brazil	Pessoa et al. (2010)
Asclepias mellodora	Cattle	Argentina	García et al. (2017)
Centratherum brachylepis	Goats and cattle	Northeastern Brazil	Medeiros et al. (2009)
Cichorium intybus	Cattle	Uruguay	Riet-Correa et al. (1993)
Luetzelburgia auriculata	Goats	Northeastern Brazil	Mello et al. (2010)
Medicago sativa, Trifolium repens, and Trifolium pratense	Cattle	Uruguay, Argentina, and Southern Brazil	Riet-Correa et al. (1993);Rivero et al. (2011a),Riet-Correa et al. (1993);Rivero et al., 2011a
Megathyrsus (Panicum) maximum	Horses and cattle	Brazil	Cerqueira et al. (2009); Riet-Correa et al. (2011c); Souza et al. (2017)
Merremia macrocalyx	Cattle	Northeastern Brazil	Brito et al. (2019)
Nierembergia hippomanica	Cattle and sheep	Uruguay	Odini et al. (1995)
Nierembergia linariifolia var. linariifolia	Goats and cattle	Northwestern Argentina	Torino et al. (2017)
Phytolacca decandra	Sheep	Southern Brazil	Peixoto et al. (1997)
Phytolacca dioica	Sheep	Uruguay	García y Santos and Capelli, 2016
Plumbago scandens	Goats and cattle	Northeastern Brazil	Medeiros et al. (2001)
Portulaca elatior	Cattle and goats	Northeastern Brazil	Galiza et al. (2011); Oliveira-Neto et al. (2017)
Simarouba versicolor	Cattle	Midwestern Brazil	Carvalho et al. (2013)
Sisyrinchium platense	Cattle and sheep	Southern Brazil	Méndez et al. (1993)
Stryphnodendron coriaceum	Cattle and goats	Northeastern Brazil	Brito et al. (1995)