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The leaves of the Egyptian privet, Lawsonia inermis; used as a cosmetic and hair dye.
[Ar. hennā]
References in periodicals archive ?
In particular, there are a large number of journal articles relating to people, especially children, who have had henna tattoos and artwork applied by street vendors when on holiday abroad, which have caused 'burns' on the area of skin where the henna has been applied.
Natural henna would leave an orange or brown tattoo.
Coun Linda Hobson, cabinet member for community safety and regulation, said: "The advice from our trading standards team is clear - use natural henna in its orange/red form and avoid darker shades of henna.
Toxin alert HENNA does not naturally dye skin black, but black henna has had substances added to it to make it turn black.