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Guide to Gomphonema submehleri

Kociolek and Stoermer 1991

Gomphonema Submehleri Guide
Credit: David Burge
  1. Valves clavate
  2. Headpole ends acutely rounded
  3. Axial area narrowly, linear lanceolate
  4. Central stria shortened to half length

Valves are clavate with an acutely rounded headpole. The axial area is narrow, linear lanceolate. The striae at the central are are shortened to half the length of striae in the rest of the valve.