Amaryllis belladonna pink flowers which may be up to 10 cm in length, appear in the autumn before the leaves (hysteranthy) which are narrow and strap shaped. "Amaryllis belladonna" is one of the two species in the genus "Amaryllis" as currently circumscribed. "Belladonna" is a Latin epithet meaning beautiful lady. There are many common names around the world, for instance in the Azores, Portugal one name is "Meninas Para Escola" (girls going to school) referring to the flowers blooming when the girls in their pink uniforms are starting the new school year. In South Africa the plants are found growing among rocks.
Atropa belladonna dilution to a level not containing any belladonna. There is insufficient scientific evidence justifying the use of belladonna for these or any other clinical disorders. In 2010 and 2016, the US Food and Drug Administration warned consumers against the use of homeopathic teething tablets and gels containing belladonna as used for infants and children, stating that the products may be toxic, causing "seizures, difficulty breathing, lethargy, excessive sleepiness, muscle weakness, skin flushing, constipation, difficulty urinating, or agitation". "Atropa belladonna" and related plants, such as "Datura stramonium" (commonly known as jimson weed or jimsonweed), have occasionally been used as recreational drugs