Monkshood
A striking blue-violet garden and mountain flower containing potent toxic alkaloids.
Taxus baccata
Русское название: Тис ягодный
A long-lived conifer with conspicuous red fleshy seed coverings. Most parts, notably needles and seeds, contain dangerous toxic compounds. Keep children and animals from eating any part.

Do not use photographs or online summaries to identify wild plants for eating or medicinal use. Some poisonous plants resemble edible species and even handling certain species can cause harm. If poisoning is suspected, contact your local poison service or urgent medical care. Do not wait for symptoms.
Poison Control: poisonous plants (US) ↗Europe, North Africa and western Asia
Shaded woodland, parks and gardens
Images and brief descriptions are for learning, not for reliably identifying a specimen. Take particular care with poisonous plants and mushrooms.
Identification is never guaranteed by a photo. Scientific names are used to reduce confusion between local names.