The author of Birch Tree is (Russia) (Ye Saining) The author of Birch Tree is (Ye Saining) (country name) (Russia) Birch Tree is a lyric poem by the famous Russian poet Ye Saining. This poem is a beautiful lyric poem with vivid images, harmonious rhythm and pleasant feelings. This poem is divided into four sections, each with four lines. The first two sections focus on the external image of birch, while the last two sections focus on the internal temperament of birch.