Welcome to the Diatom Image Database! The Periphyton Group at Florida International University created and maintains the Diatom Image Database, which includes over 980 diatom taxa found in the greater Everglades region of south Florida. Please send questions or comments about the Diatom Image Database to Franco Tobias .
You can also click on one of labeled areas on the map to browse by location.
(Kutzing) W. Schmith
Krammer K. & Lange-Bertalot H. (1997): "Susswaserflora von Mitteleuropa", Vol.2, pg.85,86, Fig.59:22,23;
(?)Nitzschia gracilis (Hantzsch 1860), Nitzschia palea var. tenuirostris (sensu Lange-Bertalot 1976 nec. Grunow in Van Heurck 1881)
Valve is linear, linear-lanceolate to lanceolate, with prolonged apices; keel punctae has 9-17 fibulae in 10µm; length 15-70µm, breadth 2.5-5µm; striae count is 28-40 in 10µm