Description    MASCAGNIA RIGIDA is a poisonous plant in the semiarid region of Brazil. Deaths of sheep, cattle and goats occur up to 48 hours after ingestion. The toxic compound is suspected to be fluoroacetate.
Species   Bovine, Caprine, Ovine
Signs   Arrhythmia, Ataxia, Constant or increased vocalization, Dysmetria, Dyspnea, Inability to stand, Increased respiratory rate, Opisthotonus, Reluctant to move, Seizures or syncope, Sudden death, Tachycardia
References   da Silvaa IP. Conditioning taste aversion to Mascagnia rigida (Malpighiaceae) in sheep. Res Vet Sci 2010;88:239 [Web Reference]
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