Sentence Examples


  • Separation between the young cylinder (plerome) and young corte1 (periblem), the latter having one or more layers of initials at th actual apex.
  • The periblem, one cell thick at the apex, produces the cortex, to which the piliferous layer belongs in Monocotyledons; and the plerome, which is nearly always sharply separated from the periblem, gives rise to the vascular cylinder.