Blackjack Pine

Additional Common Names: Ponderosa Pine, Western Yellow Pine, Yellow Pine, Bull Pine
Scientific Name: Pinus ponderosa
Family: Pinaceae
Non-Toxicity: Non-Toxic to Dogs, Non-Toxic to Cats, Non-Toxic to Horses
Toxic Principles: Isocupressic acid
Clinical Signs: Abortions in cattle (not seen in other species)
Ponderosa Pine

photo credit: BLM