adjective
- having the simplest type of stele in which the vascular tissue forms a solid central cylinder
Usage: botanical
Examples
- The protostelic structure is found in many primitive vascular plants.
- Fern stems often display a protostelic arrangement of vascular tissue.
- The fossil showed clear evidence of protostelic anatomy.
- Protostelic organization represents the most basic form of vascular arrangement.
- Many early land plants had protostelic stems with centralized vascular bundles.
- The cross-section revealed the characteristic protostelic pattern.