european white elm tree ulmus montana drawing 1898 - american elm 幅插畫檔、美工圖案、卡通及圖標復古風格, 枝 - 植物部分, 雕刻圖像
antique botany plant illustration: planera aquatica, planer tree, water elm - american elm 幅插畫檔、美工圖案、卡通及圖標
antique botany plant illustration: ulmus americana, american elm, white elm - american elm 幅插畫檔、美工圖案、卡通及圖標樹葉
forest and deciduous trees, wood engravings, published in 1889 - american elm 幅插畫檔、美工圖案、卡通及圖標樹葉, 黑白片, 冷杉樹
the winged fruit of ptelea (commonly known as the hop tree or wafer ash) is a dry, papery, circular to kidney-shaped samara - american elm 幅插畫檔、美工圖案、卡通及圖標
