1. the plural form of procambium, referring to the primary meristematic tissues in plants that give rise to the vascular system
Usage: botanical; technical

Examples

• The procambia in the young stem will eventually differentiate into xylem and phloem.
• Botanists study how procambia develop in different plant species.
• The procambia are visible as strands of undifferentiated cells in cross-sections.
• During plant development, procambia form the foundation of the vascular system.
• Researchers traced the formation of procambia in seedling growth.
• The procambia appear as narrow bands of meristematic tissue.