Nitzschia palea (Kützing) W. Smith (1856: 89)

Amaral, Mailor Wellinton Wedig, Medeiros, Gabriela, Daufenbach, Vanessa, Sampaio, Silvio Cesar, Reis, Ralpho Rinaldo Dos, Ludwig, Thelma Alvim Veiga & Bueno, Norma Catarina, 2024, Taxonomy of epilithic diatoms and teratological forms under the presence of metals in surface sediment, Phytotaxa 647 (3), pp. 237-273 : 257-258

publication ID	https://doi.org/10.11646/phytotaxa.647.3.3
DOI	https://doi.org/10.5281/zenodo.14743507
persistent identifier	https://treatment.plazi.org/id/C92C87AE-FFE9-FFED-FF2B-FF42C35AFE5B
treatment provided by	Felipe (2024-08-02 12:46:12, last updated 2025-01-26 20:25:14)
scientific name	Nitzschia palea (Kützing) W. Smith (1856: 89)
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Treatment

Figs 11 View FIGURE 11 : D–F

Length: 23.6–31.8 µm; width: 3.3–3.7 µm; striae: 10–15 in 10 µm (n = 3)

Teratological form: deformed valve outline, with asymmetry of the apical axis, or constriction near the apex.

Occurrence: S3.

Ecological characteristics: Cond.: 50.00–52.00 µS cm –1; BOD: 0.77–9.90 mg L− 1; COD: 1.70–24.32 mg L− 1; N-NH: 200–540 µg L− 1; − 3 NO: 1.00– 9.69 mg L− 1; DO: 8.19–8.98 mg L− 1; pH: 6.80–6.93; PO: 0.007 –0.010 mg L− 1; TP: 0.010 –0.015 mg L− 1; TS: 41.00– 3 4 48.00 mg L− 1; Temp.: 20.35–23.62 °C; Turb.: 8.40–10.6; Flow: 0.66–2.78 m 3 s; Average depth: 0.25–0.29 m; Prec.: 4.96–9.96 mm.

Metal concentrations: Co: 23.73–47.24 mg L –1; Cr: 28.46–85.16 mg L –1; Cu: 160.64–259.07 mg L- 1; Mn: 419.46–465.70 mg L –1; Ni: 27.57–69.89 mg L –1; Pb: 35.93–66.21 mg L –1; Zn: 78.97–151.46 mg L –1.

References

Smith, W. (1856) A synopsis of the British Diatomaceae; with remarks on their structure, functions and distribution; and instructions for collecting and preserving specimens. Vol. 2. John van Voorst, London, 107 pp.

Figures

FIGURE 11. Epilithic diatoms from Cascavel River micro-watershed in LM. A. Hantzschia amphioxys. B. Nitzschia dissipata. C–F. N. palea. D–F. Teratological valves. G. N. clausii. H. N. recta. I. N. intermedia. J. N. lorenziana. K. N. linearis. L–M. N. palea var. debilis. N–P. N. inconspicua. Q. N. brevissima. R–S. N. perminuta. T. N. terrestris. U–V. N. amphibia. W. N.semirobusta. X. Tryblionella debilis. Y. Rhopalodia gibberula. Z–AA. Iconella curvula. AB. I. delicatissima. AC. I. splendida. AD. I. tenuissima. AE. Surirella stalagma. AF. S. angusta. AG. S. biseriata var. constricta. AH. Iconella constricta. Scale bars: 10 µm.