In this article we will discuss about the anatomy of ephedra with the help of a suitable diagram. The stem in its outline is wavy due to the presence of ridges and furrows (Fig. 17.2A). The epidermal cells are highly cuticularized, save for regions of furrow which have sunken stomata within a stomatal cavity (Fig. 17.2C). Below the ridge is [...]
In this article we will discuss about the morphology of ephedra with the help of a suitable diagram. Ephedra, with about 35 species, is a widely distributed xerophytic dioecious plant. Many of its species are highly branched shrubs, switch-plant, and one E. triandra, even approaches the tree form. A common form E. girardiana (Fig. 17.1 A) is ornamental, with one [...]
Gymnosperms are an economically important group of plants, thriving as trees in temperate regions and high altitudes of tropics. These are important in landscaping. Gymnosperms are valuable for their timber. In industry these are used for the manufacture of paper, furniture, varnishes, medicines, perfumes and essential oils. Beauty of a hill station lies in its conifers; pine, cedar, fir, spruce [...]