
3.4.1: External Structure of Leaves - Biology LibreTexts
Many leaves have a midrib, which travels the length along the center of the leaf. The midrib contains the main vein (primary vein) of the leaf as well as supportive ground tissue …
Primary vein - Wikipedia
A primary vein, also known as the midrib, is the main vascular structure running through the center of a leaf. [1] The primary vein is crucial for the leaf’s efficiency in photosynthesis and …
Midrib | plant anatomy | Britannica
The smaller lateral veins of the leaf are initiated near the leaf tip; subsequent major lateral veins are initiated sequentially toward the base, following the overall pattern of leaf development. A …
4.1: Leaf structure - Biology LibreTexts
2024年1月30日 · The leaf lamina has a midrib where the vascular tissues are located. From the midrib, smaller veins, also containing vascular tissue, branch out. The edge of the blade is …
13.1: Leaf Parts and Arrangement - Biology LibreTexts
The leaf blade is (usually) the flat, photosynthetic part of the blade. In eudicots, the leaf will have a central midvein (also called the midrib), with smaller veins branching off from there. This type …
Leaf - CK12-Foundation
2025年4月1日 · The midrib is the central vein that runs along the length of the leaf, extending from the base to the tip. It provides additional support to the leaf and serves as a pathway for …
Midrib Definition and Examples - Biology Online Dictionary
2021年7月21日 · midrib The central, and usually the most prominent, vein of a leaf or leaf-like organ.
The vein that runs along the middle of the lamina is called midrib. Midrib divides the surface of the lamina into two. These veins and veinlets give rigidity to. of water and other substances. Leaf …
Midrib: The Leaf’s Central Vascular Support System - jstor.blog
2025年1月18日 · The midrib, also known as the central vein or rachis, is the main structural support of a leaf. It extends from the base of the leaf to the apex and serves as the central axis …
What is midrib? - Vedantu
The midrib is also called as midvein, where it contains the vascular bundles, such as xylem and the phloem, which helps in the transport of water, food, and the nutrients, apart from the …
- 某些结果已被删除