
• (n.) An Asiatic and North African shrub (Lawsonia inermis), with smooth oval leaves, and fragrant white flowers. Henna is prepared from the leaves and twigs. In England the shrub is called Egyptian privet, and in the West Indies, Jamaica mignonette.
Found on
http://thinkexist.com/dictionary/meaning/lawsonia/
Law·so'ni·a noun (Botany) An Asiatic and North African shrub (
Lawsonia inermis ), with smooth oval leaves, and fragrant white flowers. Henna is prepared from the leaves and twigs. In England the shrub is called
Egyptian privet , and in the West Indies,
Jamaica mignonette . ...
Found on
http://www.encyclo.co.uk/webster/L/21

Lawsonia is a genus belonging to the family Lythraceae, containing only one species, the henna plant.
Found on
http://www.probertencyclopaedia.com/browse/BL.HTM
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