PLUME v.
can viper (Vipera, or Clotho, cornuta), having a plumelike structure over each eye. It is venomous, and is related to the African puff adder. Called also horned viper and hornsman. -- Plumed partridge (Zoöl.), the California mountain quail (Oreortyx pictus). See Mountain quail, under Mountain.
POISON n.
Fang. -- Poison gland (Biol.), a gland, in animals or plants, which secretes an acrid or venomous matter, that is conveyed along an organ capable of inflicting a wound. -- Poison hemlock (Bot.), a poisonous umbelliferous plant (Conium maculatum). See Hemlock. -- Poison ivy (Bot.), a poisonous climbing plant (Rhus To…
THISTLE n.
arduus benedictus, so named because it was formerly considered an antidote to the bite of venomous creatures. -- Bull thistle, Cnicus lanceolatus, the common large thistle of neglected pastures. -- Canada thistle, Cnicus arvensis, a native of Europe, but introduced into the United States from Canada. -- Cotton thist…