Nope, this: https://en.m.wikipedia.org/wiki/Atropa_belladonna

> Atropa belladonna, commonly known as belladonna or deadly nightshade, is a toxic perennial herbaceous plant in the nightshade family Solanaceae

> The foliage and berries are extremely toxic when ingested, containing tropane alkaloids. These toxins include atropine, scopolamine, and hyoscyamine, which cause delirium and hallucinations

When I was a kid my Dad spotted it growing in my school grounds...

This Wikipedia page mentions the following, with a link to the toxic plant that is probably described by the article author:

> Sometimes S. nigrum is confused for the more toxic deadly nightshade (Atropa belladonna)