- † clover-like leaves from Flickr; © Alper Orus, CC BY-NC-SA 3.0
- † Leaves of Plum from Flickr; © halfrain, CC BY-SA 3.0
- † Gingko leaves, about 2 cm, on trunk from Flickr; © Martin LaBar, CC BY-NC 3.0
- † Tree from The Noun Project; © Nenad Radojcic, CC BY-SA 3.0
- † Green Cup from Subtle Patterns; © Atle Mo, CC BY-SA 3.0