In trees, the phloem is the innermost layer of the bark, hence the name, derived from the Ancient Greek word φλοιός (phloiós), meaning "bark". [3][4] The term was introduced by Carl Nägeli in …

phloem, plant vascular tissue that conducts foods made in the leaves during photosynthesis to all other parts of the plant. Phloem is composed of various specialized cells called sieve …

Jul 11, 2023 · Phloem transports organic nutrients, particularly sugars synthesized during photosynthesis, from the leaves to all other cells of the plant, including the roots.

Jul 23, 2025 · Definition of Phloem: Phloem is a type of vascular tissue responsible for transporting organic materials produced during photosynthesis, called photosynthates, from …

Apr 28, 2017 · Phloem is the complex tissue, which acts as a transport system for soluble organic compounds within vascular plants.

May 23, 2025 · Phloem is the vascular tissue responsible for transporting the sugars and nutrients resulting from photosynthesis. Once raw sap is converted into processed sap (known as …

Feb 24, 2023 · Phloem is the tissue system responsible for the movement of food materials in the plant - especially sugar made through photosynthesis. Phloem is made up of several cell types:

Jul 19, 2025 · Phloem serves as a conduit for transporting organic compounds from source tissues (usually leaves where photosynthesis occurs) to sink tissues (areas requiring or storing …

Aug 20, 2025 · Phloem is a specialized tissue found in vascular plants, forming a crucial part of their transport system. This tissue acts like an internal network, moving various substances …

This page explains that phloem transports organic substances in plants, aided by companion cells, with rates up to 110 μm per second. Girdling removes phloem, starving roots.