The parsnip (Pastinaca sativa) is a root vegetable closely related to the carrot and parsley. It is a biennial plant usually grown as an annual.
Liquorice (British English) or licorice (American English) is the root of Glycyrrhiza glabra from which a sweet flavour can be extracted.
Anacyclus pyrethrum (pellitory, Spanish chamomile, or Mount Atlas daisy) is a perennial herb much like chamomile in habitat and appearance.
Ferula is a genus of about 170 species of flowering plants in the carrot family, native to the Mediterranean region east to central Asia, mostly growing in arid climates.
Salep is a flour made from the tubers of the orchid genus Orchis (including species Orchis mascula and Orchis militaris).
Ginseng is any one of the species of slow-growing perennial plants with fleshy roots, belonging to the genus Panax of the family Araliaceae.
Cyperus esculentus (also called chufa sedge, nut grass, yellow nutsedge, tiger nut sedge, or earth almond) is a crop of the sedge family widespread across much of the world.