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.

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