Compare Nitzschia recta
Nitzschia recta is lanceolate and less robust than N. rectirobusta, which is wider and has coarser striae. Nitzschia recta has long fibulae and the conopeum may be visible in some specimens, features that distinguish it from N. dissipata var media.
LM scalebar = 10 µm
Length Range
48-85 µm
48-85 µm
Width Range
4.7-7 µm
4.7-7 µm
Striae in 10 µm
39-50
39-50
Also compare to
Nitzschia dissipata var. media
BioData Reference
Krammer and Lange-Bertalot 2/2 Pl 11 Fig 8-14