Yes, Sabi Star is toxic to dogs!
Dogs accidentally consuming the Sabi Star plants can show the following clinical symptoms: Vomiting, Prolonged Depression, Incoordination, Hypersalivaton, Sleepiness Or Excitation, Dilated Pupils, Low Body Temperature, Low Blood Pressure, Coma, Seizure And Death (In Rare Cases).
Sabi Star consumption is also toxic to Cats and Horses.
Toxic Principles Of Sabi Star: Digitalis like glycosides.
More Info About The Sabi Star Plant
Scientific Name: Adenium obesum
Family: Apocynaceae.
Also known as: Desert Azalea, Mock Azalea, Desert Rose, Impala Lily, Kudu Lily.
The answer is based on information found on The American Society for the Prevention of Cruelty to Animals (ASPCA) website.