noun
- Plural of periblem; the primary meristematic tissue in plants that gives rise to the cortex.
Usage: botanical; technical
Examples
- The periblems in the root tip differentiate into cortical cells as the plant grows.
- Plant anatomists study periblems to understand how the cortex develops during root formation.
- The periblem layer, one of three primary meristems, eventually forms the periblems that mature into protective tissue.