In this article we will discuss about Stem of a Plant:- 1. Stem Surface 2. Forms of Stem 3. Modifications of Underground Stem 4. Some Other Stem Modifications. Stem Surface: 1. Glabrous: Smooth. 2. Glaucous: Shining and smooth. 3. Pubescent: Covered with fine silky hair. 4. Tomentose: Covered with coarse wooly hair. 5. Prickly or spinose: Covered with prickles or [...]
The following points highlight the ten main types of stipule present in a plant. The types are: 1. Lateral 2. Adnate 3. Scaly 4. Intrapetiolar 5. Interpetiolar 6. Foliaceous 7. Ochreate 8. Spinous 9. Tendrillar 10. Ventral. Stipule in a Plant: Type # 1. Lateral: Present laterally on or at the side of the base of petiole, e.g., Hibiscus. Stipule in [...]
In this article we will discuss about Calyx in plants:- 1. Meaning of Calyx 2. Forms of Calyx. Meaning of Calyx: The outer whorl of perianth consisting of sepals is called calyx. 1. Polysepalous: When calyx lobes or sepals are free, e.g., Cassia. 2. Gamosepalous: When calyx lobes or sepals are fused or united, e.g., Datura. 3. Caducous: When sepals [...]