Myrtle Oak Research Paper

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We have all done it before, walking with ours heads down glued to our gadgets. But if we looked up for a moment we would realize the marvelous world of nature around us. Have you ever looked at a tree and wondered “what is all that stuff was on the trees”? It is likely that these patches of different colors on the trees are some sort of lichen. Lichens vividly ornate the trees and can change in appearance. For example, on a more humid day subtle patches of green or bright yellow can appear on the trunk of the trees. When the air is drier, the lichens tend to appear cooler in color. (Sharnoff) Many species of lichens are unable to withstand in areas with poor air quality. When lichens grow on trees this indicates that the air is relatively clean. …show more content…

On the north eastern side on the campus right next to the Fitness and Aquatics center, a Myrtle Oak tree is growing at approximately 25.880930 and -80.246256 in longitude and latitude according to Google Earth. The Myrtle Oak is a small, slow-growing evergreen oak tree that rarely grows over thirty-five feet in height and has a rounded top. The trunk grows to about four to eight inches in diameter and as it grows, it forms extensive thickets or branches. This tree, also known by the scientific name Quercus myrtifolia, is usually found near saltwater and on the southeastern shores of the United States extending into Miami Dade and Collier counties (Gann). Myrtle Oaks can habituate in pinelands, scrubs and xeric hammocks, places with access to full sun. On the other hand, it has a low to moderate nutrition requirement. It can grow in soils that have relatively poor in nutrients. The barks of the Myrtle Oak tree is a light gray color on young trunks and as the tree continues to mature the trunk turns into a dark gray color with a rough texture. Also, older trunks are coated with lichens. The twigs of our tree are brown and pubescent. The myrtle oak has small leaves that are shaped like a spoon. The Leaves are simple, and alternate on either side of the twig. They are about one to two inches in length with an oval shape. The tip contains a spiny apex. The Leaf margins are entire with a …show more content…

On the north and west side of the tree we identified two types of lichens; dark and light green. The dark green lichen contained a higher percentage. On the south side, we found the same types of lichens as the north side but there was a higher percentage of light green. The east side of the tree was the only side to contain a lichen that was black in color but also contained light and dark green lichens as well.
Many trees house other plants within their branches. Our Myrtle Oak tree has a symbiotic relationship with the Tillandsia air plant. The Tillandsia species are epiphytes or air plants because they normally grow without soil while being attached to another plant. (MacCaskey) This type of plant has no need for soil because its source of water and nutrients are absorbed through their leaves. The leaves are long and whip-like in shape with a silvery green

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