In this essay we will discuss about the anatomy of some dicotyledonous stems:- 1. Sunflower Stem 2. Cucurbita Stem 3. Leonurus Stem 4. Calotropis Stem 5. Enhydra Stem. Essay # 1. Anatomy of Sunflower Stem: Transverse sections through the internode of a young sunflower stem (Helianthus annuus) exhibits the following tissue arrangements from the periphery to the centre (Fig. 5.86 [...]
Read this essay to learn about the anatomy of some monocotyledonous stems: 1. Maize 2. Wheat 3. Stem of an Aquatic Monocotyledon 4. Floral Axis of Canna (Scape) 5. Asparagus Stem. Essay # 1. Anatomy of Maize (Monocotyledonous Stem): Zea mays belongs to the family Poaceae and its stem in t.s. shows three tissue systems — epidermis, ground tissue and [...]
Read this essay to learn about the growth in intrastelar and extrastelar region of dicotyledonous stems. Essay # 1. Growth in Intrastelar Region of Dicotyledonous Stems: a. Cambium: Cambium is a lateral meristem the cells of which are in a layer or strips or cylinder at stelar or extrastelar region with chiefly periclinal mode of cell division. Cambium is formed [...]