FIGURES 32–36 in A new species of Cymbella (Cymbellaceae, Bacillariophyceae) from China, possessing valves with both uniseriate and biseriate striae

FIGURES 32–36. Cymbella distalebiseriata sp. nov., internal view, SEM. 32. A whole valve. 33–36. Four central parts of the valves, showing two to three stigmata (curved arrows) and obscured intermission (arrows). Scale bars =10 μm (32), 5 μm (33–36).