1,721,266 research outputs found
Taxonomy, distribution and autecology of Planothidium bagualensis sp. nov. (Bacillariophyta) a common monoraphid species from southern Brazilian rivers
No full textWetzel, Carlos E., Ector, Luc (2014): Taxonomy, distribution and autecology of Planothidium bagualensis sp. nov. (Bacillariophyta) a common monoraphid species from southern Brazilian rivers. Phytotaxa 156 (4): 201-210, DOI: 10.11646/phytotaxa.156.4.2, URL: http://dx.doi.org/10.11646/phytotaxa.156.4.
Planothidium lagerheimii comb. nov. (Bacillariophyta, Achnanthales) a forgotten diatom from South America
No full textWetzel, Carlos E., Ector, Luc (2014): Planothidium lagerheimii comb. nov. (Bacillariophyta, Achnanthales) a forgotten diatom from South America. Phytotaxa 188 (5): 261-267, DOI: 10.11646/phytotaxa.188.5.3, URL: http://dx.doi.org/10.11646/phytotaxa.188.5.
Analysis of the type material of Synedra deformis W.Sm. and Synedra vaucheriae var. deformis Grunow (Fragilariaceae, Bacillariophyta)
No full textDe, Bart Van, Vijver, Mertens, Adrienne, Ector, Luc (2020): Analysis of the type material of Synedra deformis W.Sm. and Synedra vaucheriae var. deformis Grunow (Fragilariaceae, Bacillariophyta). Cryptogamie, Algologie 20 (13): 137-149, DOI: 10.5252/cryptogamie-algologie2020v41a1
FIGURES 1–11. Planothidium lagerheimii comb. nov. Figs 1–6 in Planothidium lagerheimii comb. nov. (Bacillariophyta, Achnanthales) a forgotten diatom from South America
No full textFIGURES 1–11. Planothidium lagerheimii comb. nov. Figs 1–6: Reproduction of original drawings. Figs 1–2. Cocconeis lagerheimii Cleve (1894b, pl. 3, figs 21–22). Figs 3–4. Cocconeis rudis Frenguelli (1953, pl. 1, figs 11–12). Figs 5–6. Achnanthes salvadoriana Hustedt (1953, fig. 1). Figs 7–11. LM images of Planothidium lagerheimii population from southern Brazil (Rio Grande do Sul, Santa Cruz do Sul, Preto Stream, Rio Pardo hydrographical basin).Published as part of Wetzel, Carlos E. & Ector, Luc, 2014, Planothidium lagerheimii comb. nov. (Bacillariophyta, Achnanthales) a forgotten diatom from South America, pp. 261-267 in Phytotaxa 188 (5) on page 264, DOI: 10.11646/phytotaxa.188.5.3, http://zenodo.org/record/514750
FIGURES 12–20 in Planothidium lagerheimii comb. nov. (Bacillariophyta, Achnanthales) a forgotten diatom from South America
No full textFIGURES 12–20. SEM images of Planothidium lagerheimii comb. nov. Fig. 12. External view of rapheless valve. Fig. 13. Internal view of raphe valve. Fig. 14. External view of raphe valve. Fig. 15. Internal view of rapheless valve. Fig. 16. Detail of well-developed helictoglossa. Fig. 17. Detail of rapheless valve showing conspicuous grooves and multiseriate striae. Fig. 18. Internal detail of thick silicified virgae of rapheless valve. Fig. 19. Internal detail of uniseriate striae of raphe valve. Fig. 20. Internal detail of rapheless valve showing a well-developed cavum.Published as part of Wetzel, Carlos E. & Ector, Luc, 2014, Planothidium lagerheimii comb. nov. (Bacillariophyta, Achnanthales) a forgotten diatom from South America, pp. 261-267 in Phytotaxa 188 (5) on page 265, DOI: 10.11646/phytotaxa.188.5.3, http://zenodo.org/record/514750
Planothidium marganaiensis sp. nov. (Bacillariophyta), a new cavum-bearing species from a karst spring in south-western Sardinia (Italy)
No full textLai, Giuseppina G., Ector, Luc, Padedda, Bachisio M., Wetzel, Carlos E. (2021): Planothidium marganaiensis sp. nov. (Bacillariophyta), a new cavum-bearing species from a karst spring in south-western Sardinia (Italy). Phytotaxa 489 (2): 140-154, DOI: 10.11646/phytotaxa.489.2.3, URL: http://dx.doi.org/10.11646/phytotaxa.489.2.
Transfer of Fragilaria atomus Hust. to the genus Stauroforma (Bacillariophyta) based on observation of type and newly collected material
No full textTalgatti, Dávia, Wetzel, Carlos E., Morales, Eduardo A., Ector, Luc, Torgan, Lezilda Carvalho (2014): Transfer of Fragilaria atomus Hust. to the genus Stauroforma (Bacillariophyta) based on observation of type and newly collected material. Phytotaxa 158 (1): 43-56, DOI: 10.11646/phytotaxa.158.1.3, URL: http://dx.doi.org/10.11646/phytotaxa.158.1.
A new uncommon epilithic Eunotia (Bacillariophyceae, Eunotiaceae) from the Chapada Diamantina region, Northeast Brazil
No full textFerrari, Fernanda, Wetzel, Carlos E., Ector, Luc, Bicudo, Denise C., Bicudo, Carlos E. De M. (2014): A new uncommon epilithic Eunotia (Bacillariophyceae, Eunotiaceae) from the Chapada Diamantina region, Northeast Brazil. Phytotaxa 164 (3): 161-174, DOI: 10.11646/phytotaxa.164.3.1, URL: http://dx.doi.org/10.11646/phytotaxa.164.3.
FIGURE 1 in A new uncommon epilithic Eunotia (Bacillariophyceae, Eunotiaceae) from the Chapada Diamantina region, Northeast Brazil
No full textFIGURE 1. Localization of Chapada Diamantina region, Bahia State, Northeast Brazil.Published as part of Ferrari, Fernanda, Wetzel, Carlos E., Ector, Luc, Bicudo, Denise C. & Bicudo, Carlos E. De M., 2014, A new uncommon epilithic Eunotia (Bacillariophyceae, Eunotiaceae) from the Chapada Diamantina region, Northeast Brazil, pp. 161-174 in Phytotaxa 164 (3) on page 163, DOI: 10.11646/phytotaxa.164.3.1, http://zenodo.org/record/513270
FIGURE 65 in Transfer of Fragilaria atomus Hust. to the genus Stauroforma (Bacillariophyta) based on observation of type and newly collected material
No full textFIGURE 65. Global distribution of Stauroforma atomus as recored in Table 2 (grey star = type locality; black star = population from Brazil; black dots = all other records).Published as part of Talgatti, Dávia, Wetzel, Carlos E., Morales, Eduardo A., Ector, Luc & Torgan, Lezilda Carvalho, 2014, Transfer of Fragilaria atomus Hust. to the genus Stauroforma (Bacillariophyta) based on observation of type and newly collected material, pp. 43-56 in Phytotaxa 158 (1) on page 50, DOI: 10.11646/phytotaxa.158.1.3, http://zenodo.org/record/512815
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