1、The influence of enclosure and removement on poisonous plant Aconitum leucostonum

2、A - They are related to another poisonous plant called the deadly nightshade.

3、A coarse, poisonous plant(Datura stramonium)having large, trumpet - shaped white or purplish flowers and prickly capsules.

4、When marsh tea is abloom, air is permeated with stupefying odor of this medical and poisonous plant.