| 5471011 |
northern red oak |
Quercus rubra |
Fruits, without cup top view (left), bottom view (center), and with cup top view (right). |
| 5471010 |
northern red oak |
Quercus rubra |
Fruits, lateral view, with cup (left) and without (right). |
| 5464062 |
holly oak |
Quercus ilex |
Leaf with wavy margin. |
| 5464063 |
holly oak |
Quercus ilex |
Leaf, dyed beige. |
| 5464061 |
holly oak |
Quercus ilex |
Leaf, dyed green, upper surface. |
| 5464060 |
holly oak |
Quercus ilex |
Leaf, lower surface. |
| 5464059 |
scarlet oak |
Quercus coccinea |
Leaves, dyed yellow and red. |
| 5471008 |
scarlet oak |
Quercus coccinea |
Dyed leaves, close-up. |