A lemon Gum tree, growing at the UC Davis Arboretum. The tree is native to China and in some cultures represents death and immortality. California sycamore tree, growing at the UC Davis Arboretum. Appearing like the moon's surface, the thick layer of bark can protect cork oaks during forest fires. Valley oak tree, growing at the UC Davis Arboretum.
Olive trees become more intriguing as they mature.
Twisted and gnarled, this olive in Capitol Park is more than 100 years old. Argyle-apple tree, growing at the UC Davis Arboretum. Deeply ridged bark projects images of whatever the mind conceives. Common oak found in California foothills and on the coast. Coast redwood , growing at the UC Davis Arboretum.