is a specific kind of: berry.

is a part of: baneberryⁿ², cohosh, herb Christopher.

is a specific kind of: poisonous plant.

is a broader term that covers: Actaea rubra, red-berry, red baneberry, redberry, snakeberry | Actaea alba, doll's eyes, white baneberry, white bead, white cohosh.

has as a part: baneberryⁿ¹.

is a member of: Actaea, genus Actaea.