Published October 4, 2022
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A study of the morphology and distribution of four Achnanthidium Kütz. species (Bacillariophyta), implications for ecological status assessment, and description of two new European species
Creators
- 1. Amgueddfa Cymru - Museum Wales, Department of Natural Sciences, Cathays Park, Cardiff, CF10 3NP (United Kingdom) ingrid.juettner@museumwales.ac.uk (corresponding author)
- 2. Canadian Museum of Nature, Research Division, Ottawa, ON, K1P 6P4 (Canada) phamilton@nature.ca
- 3. Luxembourg Institute of Science and Technology (LIST), Environmental Research and Innovation Department (ERIN), Observatory for Climate, Environment and Biodiversity (OCEB), 41 rue du Brill, L-4422 Belvaux (Luxembourg) carlos.wetzel@list.lu
- 4. Botanic Garden Meise, Research Department, Nieuwelaan 38, 1860 Meise and University of Antwerp, Department of Biology - Universiteitsplein 1, 2610 Wilrijk bart.vandevijver@plantentuinmeise
- 5. Belgium) ECOSPHERE, (Belgium) .be
- 6. Limnologie-Phykologie-Diatomologie, Basler Landstr. 54, 79111 Freiburg (Germany) brachysira@live.com
- 7. Bowburn Consultancy, 11 Monteigne Drive, Bowburn, Durham, DH6 5QB (United Kingdom) and School of Geography, University of Nottingham, Nottingham, NG7 2RD (United Kingdom) mgkelly@bowburn-consultancy.co.uk
- 8. The Natural History Museum, Department of Life Sciences, London, SW7 5BD (United Kingdom) d.m.williams@nhm.ac.uk
- 9. Luxembourg Institute of Science and Technology (LIST), Environmental Research and Innovation Department (ERIN), Observatory for Climate, Environment and Biodiversity (OCEB), 41 rue du Brill, L-4422 Belvaux (Luxembourg) In memory of our friend and colleague Luc Ector (1962-2022)
Description
Jüttner, Ingrid, Hamilton, Paul B., Wetzel, Carlos E., De, Bart Van, Vijver, King, Lydia, Kelly, Martyn G., Williams, David M., Ector, Luc (2022): A study of the morphology and distribution of four Achnanthidium Kütz. species (Bacillariophyta), implications for ecological status assessment, and description of two new European species. Cryptogamie, Algologie 20 (10): 147-176, DOI: 10.5252/cryptogamie-algologie2022v43a10
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- urn:lsid:plazi.org:pub:C721FFA9FF9BFFE6FFAE8328FFCAFFF5
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- http://publication.plazi.org/id/C721FFA9FF9BFFE6FFAE8328FFCAFFF5
References
- ALMEIDA S. F. P., ELIAS C., FERREIRA J., TORNES E., PUCCINELLI C., DELMAS F., DORFLINGER G., URBANIC G., MARCHEGGIANI S., ROSEBERY J., MANCINI L. & SABATER S. 2014. - Water quality assessment of rivers using diatom metrics across Mediterranean Europe: a methods intercalibration exercise.Science of the Total Environment 476/477:768-776.https://doi.org/10.1016/j.scitotenv.2013.11.144
- ANONYMOUS 1975. - Proposals for a standardization of diatom terminology and diagnosis.Beihefte zur Nova Hedwigia 53: 323-354.
- AUGUIE B. 2017. - gridExtra: Miscellaneous Functions for 'Grid' Graphics. R package version 2.3. Available from:https://CRAN.Rproject.org/package=gridExtra
- BAHLS L. L. 2009. - A checklist of diatoms from inland waters of the northwestern United States. Proceedings of the Academy of Natural Sciences of Philadelphia 158: 1-35.
- BEY M.-Y. & ECTOR L. 2013. - Atlas des diatomees des cours d'eau de la region Rhone-Alpes. Vol. 1. Direction regionale de l'Environnement, de l'Amenagement et du Logement Rhone- Alpes, Lyon, 180 p.
- BIGGS B. J. F., KILROY C., LOWE R. L. 1998. - Periphyton development in three valley segments of a New Zealand grassland river: test of a habitat matrix conceptual model within a catchment. Archiv fur Hydrobiologie 143 (2): 147-177. https://doi. org/10.1127/archiv-hydrobiol/143/1998/147
- BIGLER C., GALMAN V. & RENBERG I. 2010. - Numerical simulations suggest that counting sums and taxonomic resolution of diatom analyses to determine IPS pollution and ACID acidity indices can be reduced.Journal of Applied Phycology 22: 541-548. https://doi.org/10.1007/s10811-009-9490-1
- BLANCO S. 2016. - A nomenclatural note on two species of the Achnanthidiaceae. (Bacillariophyta). Notulae Algarum 4: 1-2.
- BONHOMME V., PICQ S., GAUCHEREL C. & CLAUDE J. 2014. - Momocs: outline analysis using R. Journal of Statistical Software 56 (13): 1-24. https://doi.org/10.18637/jss.v056.i13
- BOURRELLY P. & MANGUIN E. 1954. - Contribution a la flore algale d'eau douce des Iles Kerguelen. Memoire de l'Institut scientifique de Madagascar, series B, 5: 7-58.
- CANTONATI M. & LANGE- BERTALOT H. 2006. - Achnanthidium dolomiticum sp. nov. (Bacillariophyta) from oligotrophic mountain springs and lakes fed by Dolomite aquifers. Journal of Phycology 42: 1184-1188. https://doi.org/10.1111/j.1529-8817.2006.00281.x
- CANTONATI M. & LANGE- BERTALOT H. 2010. - Diatom biodiversity of springs in the Berchtesgaden National Park (north-eastern Alps, Germany), with the ecological and morphological characterization of two species new to science.Diatom Research 25 (2): 251-280. https://doi.org/10.1080/0269249X.2010.9705849
- CANTONATI M., KELLY M. G., DEMARTINI D., ANGELI N., DORFLINGER G., PAPATHEODOULOU A. & ARMANINI D. G. 2020. - Overwhelming role of hydrology-related variables and river types in driving diatom species distribution and community assemblage in streams of Cyprus. Ecological Indicators 117: 106690. https:// doi.org/10.1016/j.ecolind.2020.106690
- CARTER J. R. & BAILEY- WATTS A. E. 1981. - A taxonomic study of diatoms from standing freshwaters in Shetland. Nova Hedwigia 33: 513-630.
- CHARLES D. F., KELLY M. G., STEVENSON R. J., POIKANE S., THEROUX S., ZGRUNDO A. & CANTONATI A. 2021. - Benthic algae assessments in the EU and the US: Striving for consistency in the face of great ecological diversity. Ecological Indicators 121: 107082. https://doi.org/10.1016/j.ecolind.2020.107082
- CLARKE K. P. & GORLEY R. N. 2015. - PRIMER v7: user manual/ tutorial. PRIMER-E Ltd, Plymouth, 296 p.
- COMPERE P. & VAN DE VIJVER B. 2011. - Achnanthidium ennediense (Compere) Compere & Van de Vijver comb. nov. (Bacillariophyceae), the true identity of Navicula ennediense Compere from the Ennedi mountains (Republic of Chad).Algological Studies 136/137: 5-17. https://doi.org/10.1127/1864-1318/2011/0136-0005
- CREMER H. & WAGNER B. 2003. - The diatom flora in the ultraoligotrophic Lake El'gygytgyn, Chukotka.Polar Biology 26: 105- 114. https://doi.org/10.1007/s00300-002-0445-0
- CZARNECKI D. B. 1994. - The freshwater diatom culture collection at Loras College, Dubuque, Iowa, in KOCIOLEK J. P. (ed.), Proceedings of the 11th International Diatom Symposium, San Francisco, 12-17 August 1990.Memoirs of the California Academy of Sciences 17: 155-174.
- DOWLE M. & SRINIVASAN A. 2018. - data.table: Extension of 'data.frame'. R package version 1.11.4. Available from: https:// CRAN.R-project.org/package=data.table
- ECTOR L. 2011. - 1st European Workshop on Diatom Taxonomy (1st EWDT). Algological Studies 136/137: 1-4. https://doi. org/10.1127/1864-1318/2011/0136-0001
- EDLUND M. 1994. - Additions and confirmations to the algal flora of Itasca State Park. II. Diatoms from Chambers Creek. Journal of the Minnesota Academy of Science 59: 10-21. https:// digitalcommons.morris.umn.edu/jmas/vol59/iss1/2
- FALASCO E., ECTOR L., WETZEL C. E., BADINO G. & BONA F. 2021. - Looking back, looking forward: a review of the new literature on diatom teratological forms (2010-2020).Hydrobiologia 848: 1675-1753.https://doi.org/10.1007/s10750-021-04540-x
- FLOWER R. J. & JONES V. J. 1989. - Taxonomic descriptions and occurrences of new Achnanthes taxa in acid lakes in the U.K. Diatom Research 4 (2): 227-239 https://doi.org/10.1080/0269 249X.1989.9705072
- GASSIOLE G., LE COHU R. & COSTE M. 2013. - Achnanthidium palmeti (Bacillariophyta, Achnanthidiaceae), a new freshwater species from Reunion Island.Phytotaxa 119 (1): 21-32. https:// doi.org/10.11646/PHYTOTAXA.119.1.2
- GOTTSCHALK S. & KAHLERT M. 2012. - Shifts in taxonomical and guild composition of littoral diatom assemblages along environmental gradients.Hydrobiologia 694: 41-56.https://doi. org/10.1007/s10750-012-1128-7
- HARTLEY B., BARBER H. G., CARTER J. R. & SIMS P. A. 1996. - An Atlas of British Diatoms. Biopress Ltd., Bristol, 601 p.
- HEIBERG P. A. C. 1863. - Conspectus criticus Diatomacearum Danicarum. Kritisk Oversigt over de Danske Diatomeer. Wilhelm Priors Forlag, KjObenhavn, 135 p.
- HEINO J., BINI M., KARJALAINEN S. M., MYKRA H., SOININEN J., VIEIRA L. C. G. & DINIZ- FILHO J. A. F. 2010. - Geographical pattern of micro-organismal community structure: are diatoms ubiquitously distributed across boreal streams? Oikos 119: 129- 137. https://doi.org/10.1111/j.1600-0706.2009.17778.x
- HLUBIKOVA D., ECTOR L. & HOFFMANN L. 2011. - Examination of the type material of some diatom species related to Achnanthidium minutissimum(Kutz.) Czarn. (Bacillariophyceae). Algological Studies 136/137: 19-43.https://doi.org/10.1127/1864- 1318/2011/0136-0019
- HOJSGAARD S. & HALEKOH U. 2018. - doBy: Groupwise Statistics, LSmeans, Linear Contrasts, Utilities. R package version 4.6-1. Available from: https://CRAN.R-project.org/package=doBy
- JUTTNER I., CHIMONIDES P. J. & ORMEROD S. J. 2012. - Developing a diatom monitoring network in an urban river-basin: initial assessment and site selection.Hydrobiologia 695: 137-151. https://doi.org/10.1007/s10750-012-1123-z
- JUTTNER I., ECTOR L., REICHARDT E., VAN DE VIJVER B., JARLMAN A., KROKOWSKI J. & COX E. J. 2013. -Gomphonema varioreduncum sp. nov., a new species from northern and western Europe and a re-examination of Gomphonema exilissimum. Diatom Research 28 (3): 303-316. https://doi.org/10.1080/0269249X.2013.797924
- KARTHICK B., TAYLOR J. C. & HAMILTON P. B. 2017. - Two new species of Achnanthidium Kutzing (Bacillariophyceae) from Kolli Hills, Eastern Ghats, India. Fottea: 17 (1): 65-77. https://doi. org/10.5507/fot.2016.020
- KELLY M. G. & WHITTON B. A. 1995. -The Trophic Diatom Index: a new index for monitoring eutrophication in rivers. Journal of Applied Phycology7: 433-444.https://doi.org/10.1007/BF00003802
- KELLY M. G., JUGGINS S., GUTHRIE R., PRITCHARD S., JAMIESON J., RIPPEY B., HIRST H. & YALLOP M. 2008. - Assessment of ecological status in U.K. rivers using diatoms.Freshwater Biology 53: 403-422. https://doi.org/:10.1111/j.1365-2427.2007.01903.x
- KELLY M. G., URBANIC G., ACS E., BENNION H., BERTRIN V., BURGESS A., DENYS L., GOTTSCHALK S., KAHLERT M., KARJALAINEN S. M., KENNEDY B., KOSI G., MARCHETTO A., MORIN S., PICINSKA- FALTYNOWICZ J., POIKANE S., ROSEBERY J., SCHOENFELDER I., SCHOENFELDER J. & VARBIRO G. 2014. - Comparing aspirations: intercalibration of ecological status concepts across European lakes for littoral diatoms.Hydrobiologia 734: 125-141. https://doi.org/10.1007/s10750-014-1874-9
- KELLY M. G., PHILLIPS G., JUGGINS S. & WILLBY N. J. 2020. - Reevaluating expectations for river phytobenthos assessment and understanding the relationship with macrophytes.Ecological Indicators 117: 106582.https://doi.org/10.1016/j.ecolind.2020.106582
- KENNEDY B. & BUCKLEY Y. M. 2021. - Use of seasonal epilithic diatom assemblages to evaluate ecological status in Irish lakes. Ecological Indicators 129:107853.https://doi.org/10.1016/j.ecolind.2021.107853
- KRAHN K. J., WETZEL C. E., ECTOR L. & SCHWALB A. 2018. - Achnanthidium neotropicum sp. nov., a new freshwater diatom from Lake Apastepeque in El Salvador (Central America). Phytotaxa 382 (1): 89-101. https://doi.org/10.11646/PHYTOTAXA.382.1.4
- KRAMMER K. & LANGE- BERTALOT H. 1991. - Bacillariophyceae. Part. 4. Achnanthaceae. Kritische Erganzungen zu Navicula (Lineolatae) und Gomphonema, in ETTL H., GARTNER G., GERLOFF J., HEYNIG H. & MOLLENHAUER D. (eds), Susswasserflora von Mitteleuropa. Gustav Fisher Verlag, Stuttgart, 437 p.
- KRAMMER K. & LANGE- BERTALOT H. 2004. - Bacillariophyceae. Part. 4. Achnanthaceae. Kritische Erganzungen zu Achnanthes s.l., Navicula s. str., Gomphonema, in ETTL H., GARTNER G., GERLOFF J., HEYNIG H. & MOLLENHAUER D. (eds), Susswasserflora von Mitteleuropa. Gustav Fisher Verlag, Stuttgart, 468 p.
- KUTZING F. T. 1833. - Synopsis Diatomacearum oder Versuch einer systematischen Zusammenstellung der Diatomeen. Linnaea 8 (5): 529-620.
- KUTZING F. T. 1807-1893. - Algarum Aquae Dulcis Germanicum. Decades I-XVI, numbers 1-160. Halis Saxonum, 1833-1836.
- LAINE M., MORIN S. & TISON- ROSEBERY J. 2014. - A multicompartment approach - diatoms, macrophytes, benthic macroinvertebrates and fish - to assess the impact of toxic industrial releases on a small French river. PLoS ONE 9 (7): e102358. https://doi. org/10.1371/journal.pone.0102358
- LANGE- BERTALOT H. 1993. - 85 Neue Taxa. Bibliotheca Diatomologica 27: 1-454.
- LANGE- BERTALOT H. & MOSER G. 1994. - Brachysira Monographie der Gattung. Bibliotheca Diatomologica 29: 1-212.
- LANGE- BERTALOT H. 1999. - Neue Kombinationen von Taxa aus Achnanthes Bory (sensu lato), in LANGE- BERTALOT H. & GENKAL S. I. (eds), Phytogeography-Diversity-Taxonomy Iconographia Diatomologica. Vol. 6. Koeltz Scientific Books, Konigstein:276-289.
- LANGE- BERTALOT H. & KRAMMER K. 1989. - Achnanthes eine Monographie der Gattung.Bibliotheca Diatomologica 18: 1-393.
- LANGE- BERTALOT H., HOFMANN G., WERUM M. & CANTONATI M. 2017. - Freshwater Benthic Diatoms of Central Europe. Over 800 Common Species Used in Ecological Assessment. English edition with updated taxonomy and added species. Koeltz Botanical Books, Schmitten-Oberreifenberg, 942 p.
- MARQUARDT G. C., COSTA L. F., BICUDO D. C., BICUDO C. E. M., BLANCO S., WETZEL C. E. & ECTOR L. 2017. - Type analysis of Achnanthidium minutissimum and A. catenatum and description of A. tropicocatenatum sp. nov. (Bacillariophyta), a common species in Brazilian reservoirs. Plant Ecology and Evolution 150 (3): 313-330. https://doi.org/10.5091/plecevo.2017.1325
- MAYAMA S. & KOBAYASI M. 1984. - The separated distribution of the two varieties of Achnanthes minutissima Kuetz. according to the degree of river water pollution. Japanese Journal of Limnology 45: 304-312.
- METZELTIN D. & LANGE- BERTALOT H. 2007. - Tropical Diatoms of South America II. Special remarks on biogeographic disjunction, in LANGE- BERTALOT H. (ed.), Iconographia Diatomologica. Vol. 18. A. R. G. Gantner Verlag K.G., Ruggell: 1-877.
- MIAO M., LI Z., HWANG E.-A., KIM H.-K., LEE H. & KIM B.-H. 2020. - Two new benthic diatoms of the genus Achnanthidium (Bacillariophyceae) from the Hangang River, Korea.Diversity 12: 285. https://doi.org/10.3390/d12070285
- MORALES E. A., FERNANDEZ E. & KOCIOLEK J. P. 2009. - Epilithic diatoms (Bacillariophyta) from cloud forest and alpine streams in Bolivia, South America 3: diatoms from Sehuencas, Carrasco National Park, Department of Cochobamba. Acta Botanica Croatica 68 (2): 263-283.https://doi.org/10.1635/0097- 3157(2007)156[123:EDBFCF]2.0.CO;2
- MORALES E. A., ECTOR L., FERNANDEZ E., NOVAIS M. H., HLUBIKOVA D., HAMILTON P. B., BLANCO S., VIS M. L. & KOCIOLEK J. P. 2011. - The genus Achnanthidium Kutz. (Achnanthales, Bacillariophyceae) in Bolivian streams: a report of taxa found in recent investigations. Algological Studies 136/137: 89-130. https://doi. org/10.1127/1864-1318/2011/0136-0089
- MORIN S., DUONG T. T., DABRIN A., COYNEL A., HERLORY O., BAUDRIMONT M., DELMAS F., DURRIEU G., SCHAFER J., WINTERTON P., BLANC G. & COSTE M. 2008. - Long-term survey of heavy-metal pollution, biofilm contamination and diatom community structure in the Riou Mort watershed, South-West France. Environmental Pollution 151: 532-542. https://doi. org/10.1016/j.envpol.2007.04.023
- NOVAIS M. H., HLUBIKOVA D., MORAIS M., HOFFMANN L. & ECTOR L. 2011. - Morphology and ecology of Achnanthidium caravelense (Bacillariophyceae), a new species from Portuguese rivers.Algological Studies 136/137: 131-150.https://doi. org/10.1127/1864-1318/2011/0136-0131
- NOVAIS M. H., JUTTNER I., VAN DE VIJVER B., MORAIS M. M., HOFFMANN L. & ECTOR L. 2015. - Morphological variability within the Achnanthidium minutissimum species complex (Bacillariophyta): comparison between the type material of Achnanthes minutissima and related taxa, and a new freshwater Achnanthidium species from Portugal. Phytotaxa 224 (2): 101-139. https://doi. org/10.11646/PHYTOTAXA.224.2.1
- PEETERS V. & ECTOR L. 2018 - Atlas des diatomees des cours d'eau du territoire bourguignon. Vol. 2:Monoraphidees, Brachyraphidees. Direction regionale de l'Environnement, de l'Amenagement et du Logement Bourgogne-Franche-Comte, Dijon, 271 p.
- PERES F., LE COHU R. & DELMONT D. 2014. - Achnanthidium barbei sp. nov. and Achnanthidium costei sp. nov., two new species from French Rivers. Diatom Research 29 (4): 387-397. https:// doi.org/10.1080/0269249X.2014.890956
- PEREZ- BURILLO J., TROBAJO R., LEIRA M., KECK F., RIMET F., SIGRO J. & MANN D. G. 2021. - DNA metabarcoding reveals differences in distribution patterns and ecological preferences among genetic variants within some key freshwater diatom species. Science of the Total Environment 798: 149029. https://doi. org/10.1016/j.scitotenv.2021.149029
- PINSEEL E., VANORMELINGEN P., HAMILTON P. B., VYVERMAN W., VAN DE VIJVER B. & KOPALOVA K. 2017. - Molecular and morphological characterization of the Achnanthidium minutissimum complex (Bacillariophyta) in Petuniabukta (Spitsbergen, High Arctic) including the description of A. digitatum sp. nov. European Journal of Phycology 52 (3): 264-280. https://doi.org/ 10.1080/09670262.2017.1283540
- POTAPOVA M. & HAMILTON P. B. 2007. - Morphological and ecological variation within the Achnanthidium minutissimum (Bacillariophyceae) species complex. Journal of Phycology 43: 561-575. https://doi.org/10.1111/j.1529-8817.2007.00332.x
- R CORE TEAM. 2018. - R: A language and environment for statistical computing. R Foundation for Statistical Computing, Vienna, Austria. Available from: https://www.R-project.org/
- RABENHORST L. 1861-1882. - Die Algen Europa's. Fortsetzung der Algen Sachsens, resp. Mitteleuropas. Decades I-CIX, numbers 1-1600 (or 1001-2600), Dresden.
- RIMET F., VASSELON V., KRESZTE B. A. & BOUCHEZ A. 2018. - Do we similarly assess diversity with microscopy and high-throughput sequencing? Case of microalgae in lakes. Organisms Diversity & Evolution 18: 51-62.https://doi.org/10.1007/s13127-018-0359-5
- ROSS R., COX E. J., KARAYEVA N. I., MANN D. G., PADDOCK T. B. B., SIMONSEN R. & SIMS P. A. 1979. - An amended terminology for the siliceous components of the diatom cell. Nova Hedwigia, Beiheft 64: 513-533.
- ROUND F. E. & BUKHTIYAROVA L. 1996. - Four new genera based on Achnanthes (Achnanthidium) together with a re-definition of Achnanthidium. Diatom Research 11 (2): 345-361. https://doi. org/10.1080/0269249X.1996.9705389
- ROUND F. E., CRAWFORD R. M. & MANN D. G. 1990. - The Diatoms. Biology & Morphology of the Genera. Cambridge University Press, Cambridge, 747 p.
- SCHLOERKE B., CROWLEY J., COOK D., BRIATTE F., MARBACH M., THOEN E., ELBERG A. & LARMARANGE J. 2018. - GGally: Extension to 'ggplot2'. R package version 1.4.0. Available from: https://CRAN.R-project.org/package=GGally
- SILVA- LEHMKUHL A. M., TREMARIN P. I., SCHINCARIOL VERCELLINO I. & VEIGA LUDWIG T. A. 2019. - Periphytic diatoms from an oligotrophic lentic system, Piraquara I reservoir, Parana state, Brazil. Biota Neotropica 19 (2): e20180568. https://doi. org/10.1590/1676-0611-BN-2018-0568
- SREENIVASA M. R. 1971. - New fossil diatoms from Ontario. II. Achnanthes duthii sp. nov., Achnanthes undulatus sp. nov., and Neidium distincte-punctatum Hustedt var. major var. nov. Phycologia 10 (1): 79-82.
- TAYLOR J. C., MORALES E. A. & ECTOR L. 2011. - Achnanthidium standeri (Cholnoky) comb. nov. and Achnanthidium taiaense (J.R.Carter & Denny) comb. nov., two new combinations of morphologically similar Achnanthidium species from Africa. Algological Studies 136/137: 151-166. https://doi. org/10.1127/1864-1318/2011/0136-0151
- VAN DE VIJVER B. & BEYENS L. 1996. - Freshwater diatom communities of the StrOmness Bay area South Georgia.Antarctic Science 8 (4): 359-368. https://doi.org/10.1017/S0954102096000533
- VAN DE VIJVER B. & KOPALOVA K. 2014. - Four Achnanthidium species (Bacillariophyta) formerly identified as Achnanthidium minutissimum from the Antarctic region. European Journal of Taxonomy 79: 1-19. https://doi.org/10.5852/ejt.2014.79
- VAN DE VIJVER B., JARLMAN A., LANGE- BERTALOT H., MERTENS A., DE HAAN M. & ECTOR L. 2011a. - Four new European Achnanthidium species (Bacillariophyceae).Algological Studies 136/137: 193-210. https://doi.org/10.1127/1864-1318/2011/0136-0193
- VAN DE VIJVER B., ECTOR L., BELTRAMI M. E., DE HAAN M., FALASCO E., HLUBIKOVA D., JARLMANN A., KELLY M., NOVAIS M. H. & WOJTAL A. Z. 2011b. - A critical analysis of the type material of Achnanthidium lineare W.Sm. (Bacillariophyceae). Algological Studies 136/137: 167-191. https://doi. org/10.1127/1864-1318/2011/0136-0167
- VAN DE VIJVER B., WETZEL C. E. & ECTOR L. 2018. - Analysis of the type material of Achnanthidium jackii Rabenhorst (Bacillariophyta, Achnanthidiaceae). Notulae Algarum 55: 1-4.
- VAN DE VIJVER B., JUTTNER I., WETZEL C. E. & ECTOR L. 2021. - Observations on the type material of Achanthidium affine (Achnanthidiaceae, Bacillariophyta). Notulae Algarum 208: 1-4.
- VENABLES W. N. & RIPLEY B. D. 2002. - Modern applied statistics with S. 4th Edition. Springer, New York, 498 p.
- VIRTANEN L. K., KONGAS P., AITTO- OJA S. & SOININEN J. 2011. - Is temporal occurrence of diatoms related to species traits, local abundance, and regional distribution? Journal of Phycology 47: 1445-1453.https://doi.org/10/1111/j.1529-8817.2011.01068.x
- WETZEL C. E., JUTTNER I., GURUNG S. & ECTOR L. 2019. - Analysis of the type material of Achnanthes minutissima var. macrocephala(Bacillariophyta) and description of two new small capitate Achnanthidium species from Europe and the Himalaya. Plant Ecology and Evolution 152 (2): 340-350. https://doi. org/10.5091/plecevo.2019.1628
- WICKHAM H. 2009. - plyr: tools for splitting, applying and combining data. R package version 0.1.9 Available from: http:// CRAN.R-project.org/package=plyr
- WICKHAM H. 2011. - The split-apply-combine strategy for data analysis. Journal of Statistical Software 40: 1-29.
- WICKHAM H. 2016. - Ggplot2: elegant graphics for data analysis. Springer-Verlag, New York, 260 p.
- WILLIAMS D. M. & REID G. 2002. - The diatom type slides and bibliography of John Carter (1908-1993). Bulletin of the Natural History Museum London (Botany) 32: 137-151. https://doi. org/10.1017/S0968044602000063
- WISHKERMAN A. & HAMILTON P. B. 2018. - Shape outline extraction software (DiaOutline) for elliptic Fourier analysis application in morphometric studies. Applications in Plant Sciences 6 (12): e01204. https://doi.org/10.1002/aps3.1204
- WITKOWSKI A., KULIKOVSKIY M. & RIAUX- GOBIN C. 2012. - Achnanthidium sieminskae, a new diatom species from the Kerguelen Archipelago (Austral Islands), in WOLOWSKI K., KACZMARSKA I., EHRMAN J. M. & WOJTAL A. Z. (eds), Current Advances in Algal Taxonomy and its Applications: Phylogenetic, Ecological and Applied Perspective. W. Szafer Institute of Botany, Polish Academy of Sciences, Krakow: 61-68.
- WOJTAL A. Z., LANGE- BERTALOT H., NAUTIYAL R., VERMA J. & NAUTIYAL P. 2010. - Achnanthidium chitrakootense spec. nov. from rivers of northern and central India. Polish Botanical Journal 55 (1): 55-64.
- WOJTAL A. Z., ECTOR L., VAN DE VIJVER B., MORALES E. A., BLANCO S., PIATEK J. & SMIEJA A. 2011. - The Achnanthidium minutissimum complex (Bacillariophyceae) in southern Poland. Algological Studies 136/137: 211-238. https://doi. org/10.1127/1864-1318/2011/0136-0211
- YOU Q., CAO Y., YU P., KOCIOLEK J. P., ZANG L., WU B., LOWE R. & WANG Q. 2019. - Three new subaerial Achnanthidium (Bacillariophyta) species from a karst landform in the Guizhou Province, China. Fottea 19 (2): 138-150. https://doi.org/10.5507/ fot.2019.005
- YU P., KOCIOLEK J. P., YOU Q. & WANG Q. 2018. - Achnanthidium longissimum sp. nov. (Bacillariophyta), a new diatom species from Jiuzhai Valley, Southwestern China. Diatom Research 33 (3-4): 339-348. https://doi.org/10.1080/0269249X.2018.1545704
- YU P., YOU Q., KOCIOLEK J. P. & WANG Q. 2019a. - Three new freshwater species of the genus Achnanthidium (Bacillariophyta, Achnanthidiaceae) from Taiping Lake, China. Fottea 19 (1): 33-49. https://doi.org/10.5507/fot.2018.015
- YU P., YOU Q.-M., PANG W.-T., CAO Y. & WANG Q.-X. 2019b. - Five new Achnanthidium species (Bacillariophyta) from Jiuzhai Valley, Sichuan Province, Southwestern China. Phytotaxa 405 (3): 147-170.https://doi.org/10.11646/PHYTOTAXA.405.3.5