Odontarrhena libanotica

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Odontarrhena libanotica is a species of flowering plant in the family Brassicaceae, endemic to the mountainous regions of Lebanon and Syria. It was originally described as Alyssum libanoticum by Erasmus Julius Nyárádi, but was later reclassified into the genus Odontarrhena following phylogenetic studies. The plant is a hemicryptophyte characterized by its perennial habit and adaptation to rocky, calcareous soils at high altitudes.

Summary from Wikipedia