In botany, a stipule is an outgrowth typically borne on both sides (sometimes on just one side) of the base of a leafstalk (the petiole). They are primarily found among dicots and rare among monocots.

Stipules are structures which resemble scales, spines or glands, and are typically found on either side of the leaf base in angiosperm leaves. The stipule of leaves are of several types. Let’s learn about them in detail here. Stipules are foliar appendages at the base of the leaf sheath or hypopodium that are often paired and sometimes leafy.

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.

2024年2月21日 · Stipules are tiny, leaf-like structures that certain plants have at the base of their petioles, or leaf stalks. These structures are frequently paired on either side of the petiole where it affixes to the stem.

The meaning of STIPULE is either of a pair of small, usually leaflike appendages borne at the base of the petiole in many plants.

Leaves are composed of a blade and, sometimes, a petiole. They can be simple or compound. Some plants have paired appendages at the base of the leaf called stipules.

Stipules, a pair of appendages subtending the leaf petiole, are usually present. …the families in the order, stipules are diminutive, only rarely reaching a length of more than a few millimetres; they are absent in Combretaceae, Onagraceae, and Melastomataceae.

Stipules are defined as the form of structure that is present on each side of the leaf base. Stipules usually come in pairs. Key Terms: Stipules, Leaf, Photosynthesis, Lamina, Plant , Cells, Tissues, Root, Exstipulate, Maturation Stage. What is Stipule? [Click Here for Sample Questions]

The presence or absence of stipules, as well as their characteristics, can be useful in plant identification and classification. Overall, stipules are fascinating structures found in certain plants that serve a variety of functions, including protection, defense, and physiological support.

2020年3月4日 · Stipules are the basal structures of the leaves, occurring in pairs beside the petiole. Most of the times, they appear in green color and are responsible for protecting the next leaf. In contrast, bracts are the leaf-like structures at the base of the inflorescence.