Navicula Goersii Guide
Credit: Loren Bahls, Marina Potapova
  1. Valves small
  2. Single short stria on each side of central area
  3. Apices subrostrate
  4. Striae radiate, slightly curved about central area

Valves are small (< 20 ┬Ám) and broadly lanceolate, with acutely rounded apices. The central area is rectangular with a single, short stria on each side. The striae are slightly radiate and those near the central area are curved.