periderm Synonyms
No Synonyms and anytonyms found
periderm Meaning
Webster
periderm (n.)
The outer layer of bark.
The hard outer covering of hydroids and other marine animals; the perisarc.
periderm Sentence Examples
- The periderm is the protective outer layer of the plant stem, replacing the epidermis in secondary growth.
- The periderm comprises three layers: the phellem (cork), the phellogen (cork cambium), and the phelloderm (phellogen derivatives).
- The phellem is the outermost layer of the periderm, composed of suberized cells that are impermeable to water and gases.
- The phellogen is the generative layer of the periderm, giving rise to both the phellem and the phelloderm.
- The phelloderm is the innermost layer of the periderm, composed of living cells that connect the periderm to the underlying tissues.
- The periderm helps protect the plant from desiccation, temperature fluctuations, pathogens, and mechanical damage.
- The periderm replaces the epidermis as the primary protective layer of the stem during secondary growth in woody plants.
- The periderm is often shed in thin layers, revealing the newer phellem beneath.
- The formation of periderm is regulated by various environmental cues, including wounding and water stress.
- The periderm contributes to the characteristic appearance and texture of tree bark.
FAQs About the word periderm
The outer layer of bark., The hard outer covering of hydroids and other marine animals; the perisarc.
No synonyms found.
No antonyms found.
The periderm is the protective outer layer of the plant stem, replacing the epidermis in secondary growth.
The periderm comprises three layers: the phellem (cork), the phellogen (cork cambium), and the phelloderm (phellogen derivatives).
The phellem is the outermost layer of the periderm, composed of suberized cells that are impermeable to water and gases.
The phellogen is the generative layer of the periderm, giving rise to both the phellem and the phelloderm.
