Template:Speciesbox Allium carinatum, the keeled garlic<ref name=BSBI07>Template:Cite web</ref> or witch's garlic, is a perennial plant up to 60 cm tall. It is widespread across central and southern Europe, with some populations in Asiatic Turkey. It is cultivated in many places as an ornamental and also for its potently aromatic bulbs used as a food flavoring.<ref>Plants for a Future</ref>
Numerous botanical names have been coined within the species at the varietal level, but only two are recognized:<ref name=marcia/>
- Allium carinatum subsp. carinatum - most of species range
- Allium carinatum subsp. pulchellum (G.Don) Bonnier & Layens - central Europe + Balkans
Allium carinatum produces a single small bulb rarely more than 15 mm long, flat leaves, and an umbel of purple to reddish-purple flowers. The flowers are on long pedicels and often nodding (hanging downwards).<ref>Linnaeus, Carl. 1753. Species Plantarum 1: 297.</ref><ref>Altervista Schede di Botanica, Allium carnatum</ref>
Allium carinatum is considered native to the Mediterranean Region from Spain to Turkey, north to Sweden and the Baltic Republics. It is naturalized in the British Isles<ref name=marcia>Kew World Checklist of Selected Plant Families</ref>
A. carinatum subsp. pulchellum<ref>Template:Cite web</ref> and the white flowering form A. carinatum subsp. pulchellum f. album<ref>Template:Cite web</ref> have both gained the Royal Horticultural Society’s Award of Garden Merit.