Black locust tree trunk with big outgrowth close up part of the rough cracked bark and gnarled knotted so called burl at overcast 免版税库存图片 black locust tree trunk with big outgrowth close up part of the rough cracked bark and gnarled knotted so called burl at overcast
Carpinus betulus 树木上由寄生细菌引起的树瘤。看起来像癌症。森林里的树干，带有树瘤 免版税库存图片 Carpinus betulus 树木上由寄生细菌引起的树瘤。看起来像癌症。森林里的树干，带有树瘤
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