We have meelions of them too. If you see something like this below, be very careful of it too. We have it in the garden, and it's very poisonous, likewise sweet peas, especially the perennial version.
harvesttotable.com/black-nightshade-organic-weed-control/
There are a lot of garden plants that are fine to eat and people do eat funny thing like nasturtium, but it really pays to know which are okay and which are not.
When I was an undergraduate some new age folks went camping near us and tried to live off the land. They chose a friendly looking plant that resembled celery to have for their tea and it turned out to be hemlock. Ooops.
I'm glad that your tongue is okay.
My keyboard is now in the airing cupboard and I am on the laptop keyboard.