n. The primary meristem that differentiates into the pith and cortex.
ground′ mer`istem
n. an area of primary growing tissue, at the stem tips of a plant, that develops into pith and cortex.
ground meristem
ground meristem
[¦grau̇nd ′mer·ə‚stem] (botany) Partially differentiated meristematic tissue derived from the apical meristem that gives rise to ground tissue.MedicalSeemeristem