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Guide to Grunowia sinuata

(Thwaites) Rabenhorst 1864

Nitzschia Sinuata Guide
Credit: Loren Bahls
  1. Valve margins triundulate
  2. Fibulae very large
  3. Apices capitate

Nitzschia sinuata has linear-lanceolate valves with triundulate margins. The fibulae are very large and occupy about one-half the valve surface. Apices are capitate.