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.

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

Stipules are foliar appendages at the base of the leaf sheath or hypopodium that are often paired and sometimes leafy. They may range from quite leaf-like to small and inconspicuous structures. They are typically regarded as a component of a normal flowering plant’s anatomy. Stipules, however, are not present in a lot of plants.

2024年2月21日 · Stipules of the leaf are tiny, leaf-like structures normally present in certain plants near the base of the petiole, the leaf stalk. They are found on each side of the petiole's base, where it connects to the stem, and are frequently paired. Depending on the type of plant stipulates might differ in size, shape, and appearance.

Definition. Stipules are small leaf-like structures found at the base of a leaf stalk (petiole) in some plants. They can play various roles, such as protecting young leaves and buds or functioning in photosynthesis. Stipules are often paired and can vary in …

2024年1月17日 · The stipules are generally defined as lateral outgrowths associated with the base of a leaf stalk (Tyler 1897, Majumdar 1956, Bell 1991), which usually appear in a pair and emerge before or after young leaves (Lacroix and Posluszny 1989b). For a glossary of terms used we refer to Table 1.

2021年7月21日 · One of a pair of appendages at the bases of leaves in many dicotyledons. You will also like... Stems primarily provide plants structural support. This tutorial includes lectures on the external form of a woody twig and the origin and development of stems. Also included are the different modified stems that carry out special functions. ..

Definition. Stipules are small, leaf-like structures located at the base of a leaf stalk (petiole) in some plants. They can vary greatly in shape, size, and function among different plant species.

One of a pair of leaflike structures, spines, glands, or scales at the leaf base or along a petiole. Stipules are believed to protect the developing leaf in the embryonic state. They may occasionally be modified to enclose a bud, as in beeches (Fagus).

2015年1月27日 · a small leafy outgrowth at the base of a leaf or its stalk; usually occurring in pairs and soon shed