Give differences: Tracheids and Vessels

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               Tracheids                         Vessels
$(1)$  They are unicellular elements in gymnosperms.  $(1)$  They are multicellular element in angiosperms.
$(2)$   It vertical wall is in the form of pore.  $(2)$  its verical wall completely breaks down gradually.
$(3)$  Cells are narrow ended, long and cylindrical.  $(3)$  long cylindrical and tube like  structure.
$(4)$  Transport capacity is less.   $(4)$  Transport capacity is more.

 

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