Sentence Examples


  • The whole arrangement has a strong resemblance to the lacunae, mesophyll and stomata, which form the assimilative and transpiring (water-evaporating) apparatus in the leaves of flowering plants.
  • A richly chlorophyllous tissue ,with numerous intercellular spaces communicates with the exterior by stomata, strikingly similar to those of the vascular plants (see below).
  • Frequently, also, a considerable differentiation of vegetative tissue occurs in the wall of the spore-capsule itself, and in some of the higher forms a special assimilating and transpiring organ situated just below the capsule at the top of the seta, with a richly lacunar chlorophyllous parenchyma and stomata like those of the wall of the capsule in the Anthocerotean liverworts.
  • At intervals it is interrupted by pores (stomata) leading from the air outside to the system of intercellular spaces below.
  • Each stoma is surrounded by a pair of peculiarly modified Stomata epidermal cells called guard-cells (fig.

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