Yew
Additional Common Names: japanese yew
Scientific Name: Taxus spp
Family: Taxaceae
Toxicity: Toxic to Dogs, Toxic to Cats, Toxic to Horses
Toxic Principles: Taxine
Clinical Signs: Sudden death from acute cardiac failure, early signs -- muscular tremors, dyspnea, seizures in dogs
Scientific Name: Taxus spp
Family: Taxaceae
Toxicity: Toxic to Dogs, Toxic to Cats, Toxic to Horses
Toxic Principles: Taxine
Clinical Signs: Sudden death from acute cardiac failure, early signs -- muscular tremors, dyspnea, seizures in dogs
Yew Pine
Additional Common Names: buddhist pine
Scientific Name: Podocarpus macrophylla
Family: Podocarpacaea
Toxicity: Toxic to Dogs, Toxic to Cats, Toxic to Horses
Toxic Principles: Unknown
Clinical Signs: Sever vomiting and diarrhea.
Scientific Name: Podocarpus macrophylla
Family: Podocarpacaea
Toxicity: Toxic to Dogs, Toxic to Cats, Toxic to Horses
Toxic Principles: Unknown
Clinical Signs: Sever vomiting and diarrhea.
Yucca
Scientific Name: Yucca spp
Family: Agavaceae
Toxicity: Toxic to Dogs, Toxic to Cats, Toxic to Horses
Toxic Principles: Saponins
Clinical Signs: Dogs, cats: Vomiting; Horses: liver disease, dermatitis
Family: Agavaceae
Toxicity: Toxic to Dogs, Toxic to Cats, Toxic to Horses
Toxic Principles: Saponins
Clinical Signs: Dogs, cats: Vomiting; Horses: liver disease, dermatitis
Reference: Toxic and Non-Toxic Plant List - Cats | ASPCA