AAPCC annual reports, linked to from an actual mushroom foraging guide.
Also I said plants and mushrooms. Not specifically mushrooms. AAPCC doesn't track mushrooms separately and I would consider the CDC to not be the authority on poisoning -- their specialty is diseases.
Here's the relevant section from the 2023 National Poison Data System:
https://i.imgur.com/vIXenG8.png
8294 case mentions, 3039 hospitalizations.
for outcomes check the table.
Huh, that is quite interesting, thank you.
Looks like that includes the hallucinogenic mushrooms, which leads to 2139 case mentions and 1146 hospitalizations a year.