Definition of Periderm. Meaning of Periderm. Synonyms of Periderm

Here you will find one or more explanations in English for the word Periderm. Also in the bottom left of the page several parts of wikipedia pages related to the word Periderm and, of course, Periderm synonyms and on the right images related to the word Periderm.

Definition of Periderm

Periderm
Periderm Per"i*derm, n. 1. (Bot.) The outer layer of bark. 2. (Zo["o]l.) The hard outer covering of hydroids and other marine animals; the perisarc.

Meaning of Periderm from wikipedia

- of the periderm. The outer bark on older stems includes the dead tissue on the surface of the stems, along with parts of the outermost periderm and all...
- porous tissue consisting of cells with large intercellular spaces in the periderm of the secondarily thickened organs and the bark of woody stems and roots...
- as the meristematic cell layer responsible for the development of the periderm. Cells that grow inwards from there are termed p****oderm, and cells that...
- roots: Cork cambium, a tissue found in many vascular plants as part of the periderm. Unifacial cambium, which ultimately produces cells to the interior of...
- characteristics of the Lepidodendrales are their secondary xylem, extensive periderm development, three-zoned cortex, rootlike appendages known as stigmarian...
- structures such as potato tubers produce a secondary covering called the periderm that replaces the epidermis as the protective covering. The epidermis is...
- all plant parts not embedded in soil or other substrate) that have no periderm. The film consists of lipid and hydrocarbon polymers infused with wax,...
- their hard external structures (alternatively referred to as a theca, periderm or test), which were pyramidal in shape and made up of numerous lamellae...
- Those three tissues form the periderm, which replaces the epidermis in function. Areas of loosely packed cells in the periderm that function in gas exchange...
- phase of the epidermal development. Around the 21st w**** of gestation, periderm cells are being shed and replaced with stratum corneum; these shedding...