dong bei xian lei zhi dong bei xian lei zhi wu zhi dongbeixianleizh00liao Year: 图57 敏叶曲尾藓Dicranum undulatum Schrad ex Brid., 植物体：茎叶：6.叶尖：7.叶片上部叶缘细胞（ 78

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Keywords: archive, book, drawing, historical, history, illustration, image, page, picture, print, reference, vintage