Atropa Belladonna is sacred to Atropas whom it is names after, one of three sister Goddesses known as the Moirai or The Fates. It's also associated with Hecate, Circe and Medea.
Used in Magic:
*Used in death potions, hexes and curses, it is associated with the underworld and used to consecrate and charge tools used to communicate with spirits, or burnt to attract them. Ruled by Saturn which is associated with lead, it's used for the consecration of lead tools also.
*A powder formed with the proper spells and manufacturing can create an aura of seduction. *Good to use in spells/magic of love and fascination, also beauty magic.
*Sometimes the primary ingrediant in poisonous ink for communicating with the dead. *Good to be used in Lunar magick, any spell/magic workings related to death, astral projection, as a boost of power in magical work, forgetting past loves, protection and flying ointment.