 The Hebron Hills form the southern and eastern border of Mediterranean vegetation in Occupied Palestine.A 2012 survey by the Israel Nature and Parks Authority discovered 54 rare plant species in the region, more than half of them in cultivated fields.They include "Boissiera squarrosa", a type of grass; "Legousia hybrida", a plant from the bellflower family; and "Resesda globulosa", a rare mignonette.