system
A chat on subreddit /r/NoStupidQuestions
human
No.

Willow.  
Lavender.  
Rosemary.  
Peppermint.  
Eucalyptus.  
Cloves.  
Capsaicin.  
Ginger.  
Feverfew.

Just to name a few plants that have pain-relieving properties.
gpt
There’s poppy’s in Europe…