Swamp white oak leaves vector almost 4 years 222 Shumard oak leaves vector almost 4 years 277 Northern red oak leaves vector almost 4 years 354 Katsura tree leaves vector over 3 years 296 American hornbeam leaves vector almost 4 years 260 Biology teacher vector almost 4 years 186 Sawtooth oak leaves vector almost 4 years 254 Paper birch leaves vector almost 4 years 334 Nothern catalpa leaves vector almost 4 years 270 White willow leaves vector almost 4 years 214 Valley oak leaves vector almost 4 years 368 Sweetgum leaves vector almost 4 years 291 Red alder leaves vector almost 4 years 300 Lombardy poplar leaf vector almost 4 years 299 English oak leaves vector almost 4 years 335 Common fig leaves vector almost 4 years 287 Vine maple leaves vector almost 4 years 384 Big leaf maple leaves vector almost 4 years 498