Polyarch Sentence Examples
- Polyarch according as it contains one, two,.
- A simple protostele, exarch-polyarch in one species (S.
- The stem had a single stele, the primary xylem of which was polyarch and centripetally developed.
- The axis of the cone in Cheirostrobus contains a polyarch stele, with solid wood, from the angles of which vascular bundles pass out, dividing in the cortex, to supply the various segments of the sporophylls.