A biology department from Perdue University produces a pamphlet stating: ENGLISH IVY Hedera helix
(ginseng family)
TOXICITY RATING: Low. Although reported to be very toxic in a few scattered reports, this is not a frequently encountered toxicosis.
However, it goes on to say:
DANGEROUS PARTS OF PLANT: Leaves, berries.
CLASS OF SIGNS: Oral irritation, stomach irritation, diarrhea, breathing problems, coma, death.
While it has this to say about Devil's Ivy
Common Name: Devil's Ivy
Scientific Name: Epipremnum aureum
Family: Araceae
Toxic Principle: calcium oxalate crystals
Clinical signs: oral irritation, intense burning and irritation of the mouth, lips, tongue, excessive drooling, vomiting, difficulty in swallowing.