american gray birch   (TTS Sound)

The american_gray_birch has 1 Senses.

• american gray birch, american grey birch, grey birch, gray birch, betula populifolia
• medium-sized birch of eastern North America having white or pale grey bark and valueless wood; occurs often as a second-growth forest tree
• 白または薄い灰色の樹皮と価値のない木質を持つ、北アメリカ東部の中型のシラカンバ