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Guide to Navicula ludloviana

A.Schmidt 1876

Navicula Ludoviana Guide
Credit: Loren Bahls
  1. Valves lanceolate
  2. Apices subrostrate
  3. Striae radiate throughout
  4. Central area rhombic

Valves are large, with subrostrate apices. The central area is rhombic in shape. Striae are radiate throughout the valve.