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31 paź 2023 · Each leaf typically has a leaf blade called the lamina, which is also the widest part of the leaf. Some leaves are attached to the plant stem by a petiole. Leaves that do not have a petiole and are directly attached to the plant stem are called sessile leaves.
Each leaf typically has a flat, wide portion called the blade (lamina), which is also the widest part of the leaf (Figure \(\PageIndex{1}\)). Some leaves are attached to the plant stem by a stalklike petiole and are called petiolate leaves (Figure \(\PageIndex{2}\)).
30 sty 2024 · The flat part of the leaf is called the lamina or blade. Leaves normally attach to the stems by a short stalk called the petiole. The leaf lamina has a midrib where the vascular tissues are located.
Each leaf typically has a leaf blade called the lamina, which is also the widest part of the leaf. Some leaves are attached to the plant stem by a petiole . Leaves that do not have a petiole and are directly attached to the plant stem are called sessile leaves.
2 lut 2023 · A typical leaf shows three main parts: 1) petiole, 2) leaf base, and 3) leaf blade or lamina, each performing specific functions. Parts of a Leaf Diagram. 1. Petiole. It is the stalk that connects a leaf to the stem of the plant, it is made of complex conducting tissues called vascular tissues. Functions.
21 gru 2018 · Most leaves have two main parts: (1) the blade and (2) the petiole, or leafstalk. The leaves of some kinds of plants also have a third part, called the stipules . The Blade , or lamina , is the broad, flat part of the leaf.
Angiosperm leaves typically have a blade or lamina, a flattened part with high chloroplast concentration. They may also have a petiole, the stalk that attaches the blade to the stem at a node. Stipules, small leaf-like bracts at the point of attachment of the petiole to the stem, may also be present. Some leaves have no petiole at all, and are ...
