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New Neidium (Neidiaceae: Bacillariophyta) Pfitzer species from a clear water lake in the Brazilian Amazon (Santarém, Pará, Brazil)
ANDREIA CAVALCANTE PEREIRA ORCID , PAUL B. HAMILTON ORCID
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Issue: Vol. 783 No. 3: 5 Nov. 2026
DOI: 10.11646/phytotaxa.783.3.3
Published on: 2026-11-05
Page range: 237-254
Abstract views: 89
PDF downloaded: 2
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Epitypification of Mesotaenium endlicherianum and the description of two new Mesotaenium species
ANNA BUSCH ORCID , KARL-HEINZ LINNE VON BERG ORCID , TATYANA DARIENKO ORCID , SEBASTIAN HESS ORCID
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Issue: Vol. 782 No. 3: 30 Oct. 2026
DOI: 10.11646/phytotaxa.782.3.3
Published on: 2026-10-30
Page range: 239-253
Abstract views: 116
PDF downloaded: 70
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Five new Humidophila species (Bacillariophyta, Diadesmidaceae) from aerophilic and subaerophilic habitats in the karst region of southern Guizhou, China
YUN LI ORCID , HUI WEN ZHOU ORCID , JOHN PATRICK KOCIOLEK ORCID , REX L. LOWE , PAN YU ORCID , FEN LUO ORCID , LI LI XU ORCID , QUAN XI WANG ORCID , QING MIN YOU ORCID
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Issue: Vol. 782 No. 3: 30 Oct. 2026
DOI: 10.11646/phytotaxa.782.3.2
Published on: 2026-10-30
Page range: 221-238
Abstract views: 124
PDF downloaded: 4
PDF(46.67MB)
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Cymbella nanhuaensis sp. nov. (Bacillariophyceae, Cymbellales), a new, enigmatic cymbelloid diatom species from Hunan Province, China
JI-MIN HUANG ORCID , KUN ZHENG ORCID , JI-SHU GUO ORCID , JOHN PATRICK KOCIOLEK ORCID , YAN-LING LI ORCID
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Issue: Vol. 781 No. 3: 22 Oct. 2026
DOI: 10.11646/phytotaxa.781.3.6
Published on: 2026-10-22
Page range: 271-280
Abstract views: 153
PDF downloaded: 4
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Sellaphora pseudolundii sp. nov., a new small-celled Sellaphora species from the Netherlands (Sellaphoraceae, Bacillariophyceae)
BART VAN DE VIJVER ORCID , RIDOUAN LOKMANI , MARGAUX POTTIEZ ORCID , JAKO VAN DER WAL ORCID
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Issue: Vol. 781 No. 1: 20 Oct. 2026
DOI: 10.11646/phytotaxa.781.1.8
Published on: 2026-10-20
Page range: 97-100
Abstract views: 115
PDF downloaded: 4
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Achnanthidium stelleri sp. nov. (Achnanthidiaceae, Bacillariophyceae)—a new species from the A. pyrenaicum morphological group
NATALIA TSEPLIK ORCID , ANTON GLUSHCHENKO ORCID , MAXIM KULIKOVSKIY ORCID
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Issue: Vol. 780 No. 3: 16 Oct. 2026
DOI: 10.11646/phytotaxa.780.3.7
Published on: 2026-10-16
Page range: 285-293
Abstract views: 161
PDF downloaded: 6
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Placoneis montana sp. nov. (Bacillariophyta), a new diatom species from a small mountain stream
NATALIA KOCHMAN-KĘDZIORA ORCID , WIKTORIA ZARZYCKA ORCID , CARLOS E. WETZEL ORCID , BART VAN DE VIJVER ORCID
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Issue: Vol. 780 No. 2: 15 Oct. 2026
DOI: 10.11646/phytotaxa.780.2.5
Published on: 2026-10-15
Page range: 175-184
Abstract views: 157
PDF downloaded: 7
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Pseudoplanothidium skadovskii (Bacillariophyceae, Cocconeidales)—a new small-celled diatom species from the Moscow Region, Russia
NATALIA TSEPLIK ORCID , DMITRY CHUDAEV ORCID , MAXIM KULIKOVSKIY ORCID
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Issue: Vol. 778 No. 1: 6 Oct. 2026
DOI: 10.11646/phytotaxa.778.1.7
Published on: 2026-10-06
Page range: 83-91
Abstract views: 110
PDF downloaded: 3
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Thalassionema frauenfeldii f. pontica f. nov. (Bacillariophyta) from the Black Sea (Russia)
RINAT M. GOGOREV ORCID , SVETLANA L. POLYAKOVA ORCID , ELENA L. NEVROVA ORCID
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Issue: Vol. 778 No. 1: 6 Oct. 2026
DOI: 10.11646/phytotaxa.778.1.3
Published on: 2026-10-06
Page range: 39-51
Abstract views: 148
PDF downloaded: 4
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Additional morphological studies of Mallomonas lusca (Synurales, Chrysophyceae) and a description of a new species Mallomonas lunaris sp. nov.
MARINA E. IGNATENKO ORCID , EVGENIY S. GUSEV ORCID , PHAN TRONG HUAN ORCID
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Issue: Vol. 774 No. 3: 17 Sept. 2026
DOI: 10.11646/phytotaxa.774.3.8
Published on: 2026-09-17
Page range: 281-288
Abstract views: 129
PDF downloaded: 5
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