Task: Explanation
Input (English): Olea is a genus of about 40 species in the family Oleaceae, native to warm temperate and tropical regions of southern Europe, Africa, southern Asia, and Australasia. They are evergreen trees and shrubs, with small, opposite, entire leaves. The fruit is a drupe. Leaves of "Olea" contain trichosclereids. Question: Which has more species, Cananga or Olea? Answer: Olea
Output (English): Olea is a genus of about 40 species in the family Oleaceae, native to warm temperate and tropical regions of southern Europe, Africa, southern Asia, and Australasia.