Costal short-cells usually conspicuously in long rows, or neither distinctly grouped into long rows nor predominantly paired (in K. purpurea ).
(Costal short-cells usually conspicuously in long rows, or neither distinctly grouped into long rows; predominantly paired; in K. purpurea)
Costal short-cells usually conspicuously in long rows, or neither distinctly grouped into long rows
predominantly paired
in K. purpurea