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Veins connect the vascular tissue of the stem to the photosynthetic cells of the mesophyll via the petiole. Parallel Venation Patterns. The veins of leaves resemble straight lines running in the same direction from the base to the tip. Examples include banana, wheat, lily, and grass leaves.
Study with Quizlet and memorize flashcards containing terms like Parallel Veins, Palmate Veins, Pinnate Veins and more.
Study with Quizlet and memorize flashcards containing terms like The veins or _____ of a leaf extend through the mesophyll, Each vein contains _____ of vascular tissue, 2 types of vascular tissue and more.
Leaf veins are vascular bundles coming to the leaf from stem. The arrangement of veins in a leaf is called the venation pattern. Frequently, there is one or more main vein (primary vein) and secondary veins that branch from it.
2 lut 2023 · The leaf veins are small channels or capillaries that transport water and minerals to and from the leaf of a plant. They are vascular tissues composed of xylem and phloem cells embedded mainly in the parenchyma and sometimes sclerenchyma cells.
27 lip 2022 · Leaves are shoot structures that attach to stems and branches at nodes. Leaves are made up of cells that usually contain a high concentration of chloroplasts (cell organelles unique to plants) and are specialized sites for photosynthesis.
Most leaves have a midrib, which travels the length of the leaf and branches to each side to produce veins of vascular tissue. The edge of the leaf is called the margin. Figure 30.21 shows the structure of a typical eudicot leaf.
