A Poisonous or toxic plant are plants that are harmful to organism. if they will take it, they are many effect of it such as vomiting, destructing of organs, paralysis, hallucination, drowsiness, some can lead to coma or they are certainly lead to death.
some toxic plants are:
poisonous mushroom
poison ivy
poison oak
poison hemlock
yew
oleander
wisteria
belladonna
