Humulus lup ulus L. – Common hop; Cannabaceae family. The raw material is the ripe hop infructescence and glandular hairs from dried strobiles.
Glycyrrhiza glabra, syn. Liquiritia officinalis – Liquorice, licorice; Fabaceae, formerly Papilionaceae – Legume family. The raw material is the liquorice root and stolons and also the concentrated aqueous extract from fresh roots and stolons.
Centaurea cyanus – Cornflower, bachelor's button; Asteraceae, formerly Compositae – Aster family, formerly composite. The raw material is the cornflower ray flower.
Agropyron repens – Couch grass; Rhizoma Agropyri (syn. Rhizoma Graminis) – Couch grass rhizome; Poaceae (Gramineae) –Grass family. The part used in medicine is the couch grass rhizome.
Taraxacum officinalis – Dandelion; Asteraceae, formerly Compositae – Aster family, formerly composite. The raw material is the dandelion root.
Levisticum officinale Koch. – Lovage; Apiaceae – Celery family. The parts used in medicine include the lovage root and rhizome.
Cichorium intybus – Chicory; Asteraceae, formerly Compositae – Aster family, formerly composite. The raw material is the chicory root.