Paradox or Riddle. Brain-training exercises.

a genus of trees and shrubs from the family Elaeagnaceae. It grows in North America, Asia, Australia, etc. The genus Elaeagnus includes 40 species. These are small deciduous or evergreen trees, often growing in a shrub-like form, with beautiful silvery shoots and leaves, fragrant flowers, and drupe-like fruits. They are unpretentious, sun-loving, drought-resistant, and good honey plants.

This is what I found.