Yes, Bishop’s Weed is toxic to dogs!
Dogs accidentally consuming the Bishop’s Weed 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).
Bishop’s Weed consumption is also toxic to Cats and Horses.
Toxic Principles Of Bishop’s Weed: Insoluble calcium oxalates.
More Info About The Bishop’s Weed Plant
Scientific Name: Ammi majus
Family: Apiaceae.
Also known as: Greater Ammi, Queen Anne’s Lace.
The answer is based on information found on The American Society for the Prevention of Cruelty to Animals (ASPCA) website.