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The petiole is a stalk that attaches a leaf to the plant stem. In petiolate leaves the leaf stalk may be long (as in the leaves of celery and rhubarb), or short (for example basil). When completely absent, the blade attaches directly to the stem and is said to be sessile.
7 lut 2022 · Petioles are important plant organs connecting stems with leaf blades and affecting light-harvesting ability of the leaf as well as transport of water, nutrients and biochemical signals.
17 gru 2016 · The petiole is the stalk that supports a leaf in a plant and attaches it to the stem. Many people often call it a stem, which is incorrect. A stem is the part of the plant that serves as the main source of support and produces nodes and roots, and that’s not what we observe in petioles.
24 sty 2020 · All the leaves in the crown were cut by cutting the petiole as close as possible to its insertion point with the stem and placed immediately in plastic bags within coolers. One to five fully expanded leaves per tree—hereafter called A-leaves—were kept for the anatomical studies.
Some leaves are attached to the plant stem by a stalklike petiole and are called petiolate leaves (Figure \(\PageIndex{2}\)). Although petioles are narrow and often resemble stems, they are considered part of the leaf.
2 kwi 2021 · 27 Petioles are important plant organs connecting stems with leaf blades and affecting light- 28 harvesting leaf ability as well as transport of water, nutrient and biochemical signals. Despite. 29 petiole's high diversity in size, shape and anatomical settings, little information is available.
21 lis 2023 · A petiole is a structure of a plant that connects the stem of the plant to the blade of the leaf. An example of a petiole is the stem-like structure that is sometimes attached to leaves when...
