Upper Epidermis: this is the tissue on the upper surface of the leaf. The range of leaf forms is described. They are adapted for photosynthesis by … 2. The leaf is the organ in a plant specially adapted for photosynthesis. This tip, along with the waxy covering makes it easier for water to run off the leaves. The smaller surface area makes it harder for the leaf to lose water through transpiration. #64 Adaptations of the leaf, stem and root to different environments. Vascular tissues are modified accordingly to reduce water loss from the body. For reducing transpiration, the leaves of xerophytic plants have lesser number of stomata, which are sunken and hairy. Leaf adaptations. Each species of tree adapts to these factors in an integrated way—that is, by evolving specific subpopulations adapted to the constraints of their particular environments. These needle-like leaves have sunken stomata and a smaller surface area, two attributes that aid in reducing water loss. Leaf Adaptations. Water plants have no problem of water shortage. Plant populations co-evolve characteristics that are uniquely tailored to their environment. b. Tree - Tree - Adaptations: The environmental factors affecting trees are climate, soils, topography, and biota. While hitchhiking, the minims will protect the leaves from parasitic flies and wasps, and work to decontaminate each fragment before it arrives at the nest, while feeding on the sap of the leaf. Few more plant adaptations examples are Temperate Rainforest Adaptation, Taiga Adaptation… A good example of this are the pointed leaves of the joshua tree, a species of yucca and a member of the lily family of plants (Liliaceae). The smallest ants, for example, the minims, will ride along on cut sections of leaf while they are carried back to the nest by the media workers. may open at night and close at midday. Coniferous plant species that thrive in cold environments, such as spruce, fir, and pine, have leaves that are reduced in size and needle-like in appearance. In contrast are the large palmate leaves of Gunnera manicata.On a smaller scale, the shade-loving Hostas, with their lanceolate leaves, mix well with the pinnate-leaved Dryopteris filix-mas (Male fern). This is very important as without these adaptations, algae would grow on the leaves. and gaseous exchange. For example, their stomata. Adaptations in Kangaroo Rat: a. It can concentrate its urine, so that minimal volume of water is used to expel excretory products. Plants which live in extreme environments have adaptations to control their transpiration rate. You need to understand the structure of the tissues in a leaf together with their functions. Approximately 90 percent of rainforest plant leaves have what is called a "drip tip." The kangaroo rat in North American deserts is capable of meeting all its water requirement by internal oxidation of fat (water is a byproduct) in absence of water. Their outer layer (-epidermis) is thick with cuticle. Adaptations can include such traits as narrow leaves, waxy surfaces, sharp spines and specialized root systems. The large linear leaves of Phormium tenax (New Zealand Flax) are a well-known striking example. Leaves are adapted for photosynthesis. Most modifications are adaptations to very dry (arid) environments. Aquatic plants have floating leaves in which chlorophyll is restricted only on the top surface which is green in color. Consider leaf shape first. Plant adaptations in the desert, rainforest and tundra allow plants and trees to sustain life. A few examples of adaptations are given below: 1. Adaptations of the leaf for photosynthesis and gaseous exchange. The drip tip is the pointed end of the leaf. 1. 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