Objectives

Information System

Ehrenberg Collection

Molecular and Ecological Data of Diatoms

Molecular and Morphological Data of Cultures

Aero-Terrestrial Greens and Bluegreens

Diatom Names by Lange-Bertalot et al.

Publications

Algae-Links

AlgaTerra Information System

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AlgaTerra Publication List

• Berendsohn, W.G., Döring, M., Geoffroy, M., Glück, K., Güntsch, A., Hahn, A., Kusber, W.-H., Li, J.-L., Röpert, D. & Specht, F. 2003: The Berlin Taxonomic Information Model. – Schriftenreihe Vegetationsk. 39: 15-42.
  
  
• Beszteri, B., Ács, É., Kiss, K. T. & Medlin, L. K. 2002: Vergleich molekularer und morphologischer Variabilität im Formenkreis Cyclotella meneghiniana. – Pp. 42-43 in: Rott, E. & Binder, N. (eds): 16. Treffen Deutschsprachiger Diatomologen mit internationaler Beteiligung 15.-17. März 2002, Innsbruck.
  
  
• Beszteri, B., Ács, É. & Medlin, L. K. 2005: Ribosomal DNA sequence variation among sympatric strains of the Cyclotella meneghiniana complex (Bacillariophyceae) reveals cryptic diversity. – Protist 156: 317-333.
  
  
• Beszteri, B., Ács, É. & Medlin, L. K. 2005: Conventional and geometric morphometric studies of valve ultrastructural variation in two closely related Cyclotella species (Bacillariophyta). – Eur. J. Phycol. 40 (1): 89-103.
  
  
• Beszteri, B., Ács, É. &  Medlin, L.K. : 2003: Quantitativer Vergleich der Schalenmorphologie von zwei nah verwandten Cyclotella-Arten. – Abstract 3 in Abstractband; 17. Treffen deutschsprachiger Diatomologen mit internationaler Beteiligung, Bredbeck (3.4.-6.4.2003).
  
  
• Beszteri, B., John, U. & Medlin, L. K. 2007: An assessment of cryptic genetic diversity within the  Cyclotella meneghiniana species complex (Bacillariophyta) based on nuclear and plastid genes, and amplified fragment length polymorphism. – Eur. J. Phycol. 42 (1): 47-60.
  
  
• Beszteri, B. & Medlin, L.K. 2004: Morphometric and molecular genetic studies of species limits in the Cyclotella meneghiniana complex. P. 28 in: Witkowski, A., Radziejewska, T., Wawrzyniak-Wydrowska, B., Daniszewska-Kowalczyk & Bąk, M. (eds): 18th International Diatom Symposium, Programme and Abstracts. 2-7 September 2004 Międzyzdroje, Poland.
  
  
• Bixby, R.J. & Jahn, R.: Hannaea arcus (Ehrenb.) R.M. Patrick: Lectotypification and nomenclatural history. – Diatom Research 20: 219-226.
  
  
• Bruder, K. & Medlin, L.K. 2007: Molecular assessment of phylogenetic relationships in selected species/genera in the naviculoid diatoms (Bacillariophyta). I. The genus Placoneis. – Nova Hedwigia 85: 331-352.
   
• Cocquyt, C. & Jahn, R. 2005: Surirella capensis Ehrenberg ex Cocquyt et R. Jahn sp. nov., a rare and historical diatom species from South Africa. – Cryptogamie Algologie 26 (2): 149-153.
  
  
• Cocquyt, C., Taylor, J., Kusber, W.-H., Archibald, C., Harding, W. & Jahn, R. 2007: Digitizing African Surirellaceae: a pilot study. – Pp. 25-30 in: Kusber, W.-H. & Jahn, R. (ed.): Proceedings of the 1st Central European Diatom Meeting 2007. – Berlin.
   
• Crawford, R. M., Likoshway, Y. V., Jahn, R. 2003: Morphology and Identity of Aulacoseira italica and typification of Aulacoseira (Bacillariophyta). – Diatom Res. 18 (1): 1-19.
  
  
• Elbrächter, M., Jahn, R., Kusber, W.-H. & Hoppenrath, M. 2004: Peridinium splendor-maris Ehrenberg is an Alexandrium-species but not Blepharocysta splendor-maris sensu Stein, 1883! – P. 142 in: Programme and Abstracts. 11th International Conference on Harmful Algae, 15-19 Nov., Cape Town, South Africa.
  
  
• Friedl, T. & Hepperle, D. 2004: Documentation of characters of terrestrial algae in culture: rDNA sequence analyses, morphology and cryo-preservation of reference strains. – Pp. 152-153 in: Berendsohn, W. G. & Oehlschlaeger, S. (eds): GBIF-D: German Participation in the Global Biodiversity Information Facility. Projects in the German National Programme for the Global Biodiversity Information Facility 2003-2006. Status Report 2004. – PT-DLR & BGBM. Bonn & Berlin.
  
  
• Friedl, T. & Hepperle, D. 2004: What are Trebouxiophyceae? (invited lecture). P. 49 in: The Phycological Society of America 58th Annual Meeting, Williamsburg, August 6-12. Meeting Program [http://www.psaalgae.org/meeting/PSA2004Program-all.pdf].
  
  
• Friedl, T. & Hepperle, D. 2002: Evolution of green algae: a review based on molecular phylogenetic analyses. In: Abstract of Algae 2002, Tsukuba, Japan. 19-24 July 2002.
  
  
• Friedl, T., Hepperle, D. & Van de Peer, Y. 2001: Documentation of characters of terrestrial algae in culture: rDNA sequence analyses, morphology and cryopreservation of reference strains. – Pp. 238-239 in: BIOLOG - German Programme on Biodiversity and Global Change. Status Report 2001. Bonn. 
  
  
• Friedl, T. & Jahn, R. 2004: Species Bank: Biodiversitätsdaten im WWW. – Vortrag auf dem Statusseminar der BMBF-Förderschwerpunkte GBIF-Deutschland und BIOLOG Biodiversitätsinformatik am 7. Dezember 2004 im Wissenschaftszentrum Bonn.
  
  
• Friedl, T., Lorenz, M. 2002: The SAG culture collection: microalgal biodiversity and phylogeny research. – In: Abstracts of Culture Collections of Algae: increasing accessibility and exploring Algal Biodiversity. Oral presentation. Sept. 2-6 2002, Sammlung von Algenkulturen at Göttingen University (SAG), Göttingen, Germany.
  
  
• Friedl, T., Marin, B. 2002: Phylogeny of Green Algae – an overview. – In: Abstracts of Culture Collections of Algae: increasing accessibility and exploring Algal Biodiversity. Oral presentation. Sept. 2-6 2002, Sammlung von Algenkulturen at Göttingen University (SAG), Göttingen, Germany.
  
  
• Geissler, U., Kusber, W.-H. & Jahn, R. 2006: The diatom flora of Berlin (Germany): A spotlight on some documented taxa as a case study on historical biodiversity. Pp. 91-105 in: Witkowski, A. (ed.): Proceedings of the Eighteenth International Diatom Symposium, Międzyzdroje, Poland. 2nd -7th September 2004. Biopress, Bristol.
  
  
• Geissler, U., Kusber, W.-H. & Jahn, R. 2005: Die Algenflora Berlins: Datenlage und Praxisrelevanz. – Pp. 447-451 in: Deutsche Gesellschaft für Limnologie (ed.): Tagungsbericht 2004 (Potsdam), Berlin.
  
  
• Geissler, U., Kusber, W.-H. & Jahn, R. 2004: The diatom flora of Berlin (Germany): an overview. P. 138 in: Witkowski, A., Radziejewska, T., Wawrzyniak-Wydrowska, B., Daniszewska-Kowalczyk & Bąk, M. (eds): 18th International Diatom Symposium, Programme and Abstracts. 2-7 September 2004 Międzyzdroje, Poland.
  
  
• Geissler, U., Kusber, W.-H. & Jahn, R. 2004: Die Algenflora Berlins: Datenlage und Praxisrelevanz. – Pp. 182-183 in: Abstractband; Jahrestagung 2004 der Deutschen Gesellschaft für Limnologie (DGL). 20.-24. September 2004, Potsdam.
  
  
• Glück, K., Kusber, W.-H., Berendsohn, W.G., Geoffroy, M., Güntsch A. & Jahn, R. 2002: The BGBM Model: Type Designation in AlgaTerra. – In: Book of Abstracts. Taxonomic Databases Working Group (TDWG) Annual Meeting, 16-20 October 2002, Indaiatuba, SP, Brazil.
  
  
• Glück, K., Kusber, W.-H. & Jahn, R. 2003: AlgaTerra - Applying Type Designation and Factual Data to a Berlin Model database. – Abstract. Taxonomic Databases Working Group, Annual Meeting, 25-26 October 2003, Oeiras, Lisboa, Portugal. - [http://www.tdwg.org/2003meet/TDWG2003.htm]
  
  

• Güntsch, A., Kusber, W.-H., Döring, M., Ciardelli, P. & Berendsohn, W. G. 2007: Common access to distributed biodiversity information. – Pp. 45-48 in: Kusber, W.-H. & Jahn, R. (ed.): Proceedings of the 1st Central European Diatom Meeting 2007. – Berlin.
   

• Hamann, K. & Medlin, L.K. 2004: Molecular phylogeny of Naviculoid diatoms. – P. 30 in: Witkowski, A., Radziejewska, T., Wawrzyniak-Wydrowska, B., Daniszewska-Kowalczyk & Bąk, M. (eds): 18th International Diatom Symposium, Programme and Abstracts. 2-7 September 2004 Międzyzdroje, Poland.
  
  
• Hamann, K., Medlin, L.K. & Crawford, R.M. 2003: Erstellung einer Phylogenie der Familie Naviculaceae auf der Basis molekularbiologischer Daten - Erste Ergebnisse. – Abstract 14 in Abstractband; 17. Treffen deutschsprachiger Diatomologen mit internationaler Beteiligung, Bredbeck (3.4.-6.4.2003).
  
  
• Hamilton, P.B. & Jahn, R. 2005: Typification of Navicula affine Ehrenberg: Type for the name of the genus Neidium Pfitzer. – Diatom Research 20: 281-294.
  
  
• Hepperle, D. 2003: AlgaTerra - An information system for terrestrial algae. The COnservation of a vital european scientific and Biotechnological Resource: microAlgae and cyanobacteria (COBRA). – Partners and Mid Term Review meeting, Göttingen, Germany, June 12-14 2003.
  
  
• Hepperle, D. 2003: Biodiversität und Phylogenie terrestrischer Algen. – Einladungvortrag, Systematisch-Geobotanisches Kolloquium, Göttingen, Germany, 17.07.2003.
  
  
• Hepperle, D. 2002: Molecular phylogeny and biodiversity of terrestrial microalgae. – Einladungvortrag, Tagung der Deutschen Botanischen Gesellschaft, Freiburg, Germany, 23.9.2002.
  
  
• Hepperle, D. & Friedl, T. 2003: AlgaTerra - molecular phylogeny and biodiversity of terrestrial microalgae. – Pp. 55-56 in: Book of Abstracts. Third European Phycological Congress, Belfast, 21-26 July 2003.
  
  
• Hepperle, D., Marrero, A. & Friedl, T. 2003: Documentation of characters of terrestrial algae in culture: rDNA sequence analyses, morphology and cryo-preservation of reference strains. – Pp. 191-192 in: Sustainable use and conservation of biological diversity. A challenge for society. – Symposium Report, Part A.
  
  
• Huck ,V., Tudesque, L., Kusber, W.-H. & Ector, L. 2004: Contribution à la connaissance des diatomées d’eau douce de la Guadeloupe. – P. 17 in: Programme et résumées: 23 ème Colloque de l’Association des Diatomistes de Langue Française (ADLaF), Orléans, France,13 - 16 septembre 2004.
  
  
• Jahn, R. 2004: Umbrella project: AlgaTerra: An information system for terrestrial algal biodiversity: a synthesis of taxonomic, molecular and ecological information. – Pp. 144-145 in: Berendsohn, W. G. & Oehlschlaeger, S. (eds): GBIF-D: German Participation in the Global Biodiversity Information Facility. Projects in the German National Programme for the Global Biodiversity Information Facility 2003-2006. Status Report 2004. – PT-DLR & BGBM. Bonn & Berlin.
  
  
• Jahn, R. 2004: Discovery of the type specimen of Pinnularia gastrum Ehrenberg, the type species of the genus Placoneis Mereschkowsky. – Diatom Research 19 (2): 229-234.
  
  
• Jahn, R. 2002: Typification of Ehrenberg's diatom names: a progress report. – P. 56 in: Book of Abstracts. 17th International Diatom Symposium, Ottawa, Canada,  25-31 August 2002.
  
  
• Jahn, R. 2001: AlgaTerra - an information system for terrestrial algal biodiversity: a synthesis of taxonomic, molecular and ecological information. – Pp. 230-231 in: BIOLOG - German Programme on Biodiversity and Global Change. Status Report 2001. Bonn.
  
  
• Jahn, R., Beszteri, B., Crawford, R.M., Friedl, T., Hamann, K., Hepperle, D., Hinz, F., Jobst, A., Kusber, W.-H., Lazarus, D., Medlin, L.K., Reisser, W., Salisch, M., Strieben, S., Teske, K., Van de Peer, Y. 2002: AlgaTerra: An Information System for Terrestrial Algal Biodiversity. A synthesis of taxonomic, molecular and ecological information. – P. 36 in: Program & Abstracts; International Meeting of Culture Collections of Algae: increasing accessibility and exploring Algal Biodiversity, Göttingen 2.-6. September 2002.
  
  
• Jahn, R., Cocquyt, C. & Kusber, W.-H. 2006: Re-evaluation and types of East African Surirella taxa based on a historical collection at the Botanic Garden and Botanical Museum Berlin-Dahlem. – P. 30 in: Kossler, A., Kohring, R. & Riedel, F. (eds): Abstracts of the International Symposium Speciation in Ancient Lakes, SIAL IV, Berlin, September 4-8, 2006 Berlin. (Berliner Paläobiologische Abhandlungen 9). 
  
  
• Jahn, R., Crawford, R.M., Friedl, T., Lazarus, D., Medlin, L.K., Reisser, W., Beszteri, B., Glück, K., Hamann, K., Hepperle, D., Hinz, F., Huck, V., Jobst, A., Kasten, J., Kusber, W.-H., Salisch, M., Strieben, S. 2003: The BIOLOG project AlgaTerra: a database for research on microalgae diversity and systematics. – P. 9 in: Organisms, Diversity & Evol. 3, Electronic Suppl. 2.
  
  
• Jahn, R., Crawford, R.M., Friedl, T., Lazarus, D., Medlin, L.K., Reisser, W., Beszteri, B., Glück, K., Hamann, K., Hepperle, D., Hinz, F., Huck, V., Jobst, A., Kasten, J., Kusber, W.-H., Salisch, M., Strieben, S. 2002: Datenverfügbarkeit für die Systematische Forschung an Mikroalgen. – Pp. 21-22 in: Programm und Abstracts, 5. Jahrestagung der Gesellschaft für Biologische Systematik, 18.-20. September 2002, München.
  
  
• Jahn, R., Glück, K. & Kusber, W.-H. 2004: The AlgaTerra Information System: linking the past to the future. – P. 71 in: Witkowski, A., Radziejewska, T., Wawrzyniak-Wydrowska, B., Daniszewska-Kowalczyk & Bąk, M. (eds): 18th International Diatom Symposium, Programme and Abstracts. 2-7 September 2004 Międzyzdroje, Poland.
  
  
• Jahn, R., Glück, K. & Kusber, W.-H. 2004: Das AlgaTerra Informationssystem: Verknüpfung von historischen und aktuellen Daten für zukünftige Diatomeen-Forschungen. – P. 8 in: 18. Tagung Deutschsprachiger Diatomologen an der Limnologischen Station der Technischen Universität München in Iffeldorf. – Abstracts.
  
  
• Jahn, R., Glück, K. & Kusber, W.-H. 2003: The AlgaTerra database including the typification module and Ehrenberg’s types. – Pp. 185-186 in: Sustainable use and conservation of biological diversity. A challenge for society. – Symposium Report, Part A.
  
  
• Jahn, R., Huck, V. & Kusber, W.-H.: 2003: Typifizierung von Ehrenbergs Diatomeen - Fortschritte und Probleme. – Abstract 17 in Abstractband; 17. Treffen deutschsprachiger Diatomologen mit internationaler Beteiligung, Bredbeck (3.4.-6.4.2003).
  
  
• Jahn, R., Huck, V., Kusber, W.-H. & Glück, K. 2003: Banque de données AlgaTerra: projet de typification des taxons de diatomées d'Ehrenberg. – P. 21 in Cambra, J., Ector, L., Gomà, J., Ortiz, R. & Granier, G. (eds): Résumés des communications, 22ième colloque de l'ADLaF., Espot, Espagne.
  
  
• Jahn, R. & Kusber, W.-H. 2007: Naming and ranking in phycology. – P. 35 in N.N. (ed.): 9.  Jahrestagung der Gesellschaft für Biologische Systematik (GfBS). Wien, 20.-23. Februar 2007, Naturhistorisches Museum Wien. Programm, Abstracts, Wien.
  
  
• Jahn, R. & Kusber, W.-H. 2006: Algae of the Ehrenberg collection 3. Typification of seven diatom taxa described by C. G. Ehrenberg predominantly from Greece. – Willdenowia 36 (1 - special issue): 527-535.
  
  
• Jahn, R. & Kusber, W.-H. 2006: Siberia under microscope. – Science First Hand 2006 (5): 16-20.
  
  
• Jahn, R. & Kusber, W.-H. 2006: On the importance of calibrated diatom concepts for the EU Waterframework Directive - a diatom taxonomist’s perspective. – Nederlands-Vlaamse Kring van Diatomisten, Convocatie studiedag 21-22 April 2006, Meise, Belgium [invited talk].
  
  
• Jahn, R. & Kusber, W.-H. 2006: On the importance of calibrated diatom concepts for the EU Waterframework Directive - a diatom taxonomist’s perspective. – Diatomededelingen 30: 26-30. Available from:  <http://www.diatom.nl>.
  
  
• Jahn, R. & Kusber, W.-H. 2005: Linking the past to the future: the AlgaTerra Information System.  – P. 663  in: XVII International Botanical Congress, Vienna 17-23 July 2005. Abstracts.
  
  
• Jahn, R. & Kusber, W.-H. 2005: Reinstatement of the genus Ceratoneis Ehrenberg and lectotypification of its type specimen: C. closterium. – Diatom Research 20: 295-304.
  
  
• Jahn, R. & Kusber, W.-H. 2004: Algae of the Ehrenberg collection 1. Typification of 32 names of diatom taxa described by C.G. Ehrenberg. – Willdenowia 34: 577-595.
  
  
• Jahn, R. & Kusber, W.-H. 2004 "2003": Ehrenberg's types of generic diatom names within the AlgaTerra database project. AlgaTerra. – P. 29 in: Fritz,  U. (ed.): Abstracts of the 6th Annual Congress of the Gesellschaft für Biologische Systematik (GfBS, Society for Biological Systematics). Organisms, Diversity & Evol. 3, Electronic Suppl. 17: 1-60. [28 January 2004]
  
  
• Jahn, R. & Kusber, W.-H. 2003: Typification of Ehrenberg's diatom genera within the AlgaTerra database project. – P. 94 in: Book of Abstracts. Third European Phycological Congress, Belfast, 21-26 July 2003.
  
  
• Jahn, R. & Kusber, W.-H. 2003: Typifikation von Ehrenbergs Diatomeen-Gattungen im AlgaTerra Datenbank-Projekt. – P. 34 in: Programm und Kurzfassungen. 6. Jahrestagung der Gesellschaft für Biologische Systematik, Dresden, 16.-18. September 2003.
  
  
• Jahn, R., Kusber, W.-H., Elbrächter, M. & Hoppenrath, M. 2004: Original material of  Ehrenberg's Cryptomonas lima rediscovered: the identity of Prorocentrum lima reinvestigated. – P. 142 in: Programme and Abstracts. 11th International Conference on Harmful Algae, 15-19 Nov., Cape Town, South Africa.
  
  
• Jahn, R., Kusber, W.-H. & Glück, K. 2004: AlgaTerra progress report: potentials of a virtual collection for micro algal research. – P. 34 in:7. Jahrestagung der Gesellschaft für Biologische Systematik. Staatliches Museum für Naturkunde Stuttgart 14. - 17. September 2004. Abstracts of  talks and posters.
  
  
• Jahn, R., Kusber, W.-H., Hahn, A. & Berendsohn, W.G. 2005: AlgaTerra: calibrating micro algal information on the Internet. – TDWG Annual Meeting 11-18 September 2005, St Petersburg, Russia.
  
  
• Jahn, R., Kusber, W.-H., Medlin, L.K., Crawford, R.M., Lazarus, D., Friedl, T., Hepperle, D., Beszteri, B., Hamann, K., Hinz, F., Strieben, S., Huck, V., Kasten, J., Jobst, A., Glück, K. 2004: Taxonomic, molecular and ecological information on diatoms: The information system AlgaTerra. – Pp. 121-128 in: Poulin, M. (ed.): Seventeenth International Diatom Symposium 2002. Biopress, Bristol.
  
  
• Jahn, R., Kusber, W.-H. & Teske, K. 2001: The project AlgaTerra: Outline of an information system for terrestrial algae biodiversity. – TDWG-Abstracts.
  
  
• Jahn, R., Lazarus, D., Glück, K., Jobst, A. & Kusber, W.-H. 2004: The AlgaTerra project: safeguarding of historical  information  for biodiversity research. – Pp. 55-56 in: Zippel, E., Greuter, W. & Stevens, A.-D. (eds) Botanic Gardens: Awareness for Biodiversity (International Scientific Symposium, Programme and Abstracts). Berlin.
  
  
• Jahn, R., Medlin, L.K., Crawford, R.M, Friedl, T., Lazarus, D., Kusber, W.-H., Beszteri, B., Hamann, K., Glück, K., Hepperle, D., Hinz, F., Huck, V., Jobst, A., Kasten, J., Strieben, S. 2002: Taxonomic, molecular and ecological information on diatoms: The Information System AlgaTerra. – P. 37 in: Program & Abstracts; International Meeting of Culture Collections of Algae: increasing accessibility and exploring Algal Biodiversity, Göttingen 2.-6. September 2002.
  
  
• Jahn, R., Medlin, L.K., Crawford, R.M., Friedl, T., Lazarus, D., Kusber, W.-H., Beszteri, B., Hamann, K., Hepperle, D., Hinz, F., Huck, V., Jobst, A., Kasten, J., Strieben, S. & Teske, K. 2002: Taxonomic, molecular and ecological information on diatoms: the Information System AlgaTerra. – P. 57 in: Book of Abstracts. 17th International Diatom Symposium, Ottawa, Canada,  25-31 August 2002.
  
  
• Jahn, R., Medlin, L.K., Crawford, R.M., Friedl, T., Lazarus, D., Gärtner, G., Kusber, W.-H., Beszteri, B., Hamann, K., Hepperle, D., Hinz, F., Huck, V., Jobst, A., Kasten, J., Strieben, S. & Teske, K. 2002: Taxonomische, molekulare und ökologische Information zu Diatomeen: Planung des Informations-Systems "AlgaTerra". – Pp. 51-52 in: Rott, E. & Binder, N. (eds): 16. Treffen Deutschsprachiger Diatomologen mit internationaler Beteiligung 15.-17. März 2002, Innsbruck.
  
  
• Jahn, R. & Sterrenburg, F.A.S. 2003: Gyrosigma sinense (Ehrenberg) Desikachary: Typification and emended species description. – Diatom Res. 18 (1): 61-67.
  
  
• Jahn, R., Sterrenburg, F.A.S. & Kusber, W.-H. 2005: Typification and taxonomy of Gyrosigma fasciola (Ehrenb.) J.W. Griffith et Henfrey. – Diatom Research 20: 305-311.
  
  
• Jung, I., Beszteri, B., Hamann, K. & Medlin, L.K. 2004: A molecular phylogeny of araphid diatoms. – P. 100 in: Witkowski, A., Radziejewska, T., Wawrzyniak-Wydrowska, B., Daniszewska-Kowalczyk & Bąk, M. (ed.): 18th International Diatom Symposium, Programme and Abstracts. 2-7 September 2004 Międzyzdroje, Poland.
  
  
• Kaczmarska, I. & Jahn, R. 2006: Taxonomic appraisal of Melosira arctica Dickie and description of a new variety (Bacillariophyta). Botanica Marina 49 (2): 151-164.
  
  
• Karsten, U., Friedl, T., Schumann, R., Hoyer, K. & Lembcke, S. 2005: Mycosporine-like amino acids and phylogenies in green algae: Prasiola and its relatives from the Trebouxiophyceae (Chlorophyta). – Journal of Phycology 41: 557-566.
  
  
• Kusber, W.-H. 2004: C.G. Ehrenberg und die Anfänge der Berlin-Brandenburger Phykologie. – Verh. Bot. Vereins Berlin-Brandenburg 136: 59-71.
  
  
• Kusber, W.-H. 2003: Typification of the four European species of Gonyostomum (Raphidophyceae) and first records of G. depressum from NE Germany. – Willdenowia 33: 467-475.
  
  
• Kusber, W.-H., Cocquyt, C. & Jahn, R. 2007: Dissemination of historical biodiversity data from collections: East African Surirella-taxa (Bacillariophyta) as a pilot study. – P. 134 in N.N. (ed.): 9. Jahrestagung der Gesellschaft für Biologische Systematik (GfBS). Wien, 20.-23. Februar 2007, Naturhistorisches Museum Wien. Programm, Abstracts, Wien.
  
  
• Kusber, W.-H., Elbrächter, M. & Jahn, R. 2005: Algae of the Ehrenberg collection 2. The type specimens of two dinoflagellate names described by C.G. Ehrenberg. – Willdenowia 35: 205-210.
  
  

• Kusber, W.-H., Glück, K., Geoffroy, M. & Jahn, R. 2003: Typification - an extension of the Berlin Model. – Schriftenreihe Vegetationsk. 39: 57-70.
  
  

• Kusber, W.-H., Glück, K. & Jahn, R.  2005: Das AlgaTerra Informationssystem, Stand und Perspektiven der Internet-Datenbank für Mikroalgen. – Pp. 442-446 in: Deutsche Gesellschaft für Limnologie (ed.): Tagungsbericht 2004 (Potsdam), Berlin.
  
  

• Kusber, W.-H., Glück, K. & Jahn, R. 2004: The AlgaTerra database including the typification module and Ehrenberg’s types. – Pp. 146-147 in: Berendsohn, W. G. & Oehlschlaeger, S. (eds): GBIF-D: German Participation in the Global Biodiversity Information Facility. Projects in the German National Programme for the Global Biodiversity Information Facility 2003-2006. Status Report 2004. – PT-DLR & BGBM. Bonn & Berlin.
  
  

• Kusber, W.-H., Glück, K. & Jahn, R.  2004: AlgaTerra Informationssystem für Mikroalgen: Inhalte und Stand der Modellierung. – P. 394-399 in: Deutsche Gesellschaft für Limnologie (ed.): Jahrestagung 2003 (Köln), Berlin.
  
  

• Kusber, W.-H., Glück, K. & Jahn, R.  2004: Das AlgaTerra Informationssystem, Stand und Perspektiven der Internet-Datenbank für Mikroalgen. – P. 95 in: Abstractband; Jahrestagung 2004 der Deutschen Gesellschaft für Limnologie (DGL). 20.-24. September 2004, Potsdam.
  
  

• Kusber, W.-H., Glück, K. & Jahn, R.  2003: AlgaTerra Informationssystem für Mikroalgen: Inhalte und Stand der Modellierung. – P. 160 in: Abstractband; Jahrestagung 2003 der Deutschen Gesellschaft für Limnologie (DGL). 29. September - 3. Oktober 2003, Köln.
  
  

• Kusber, W.-H., Güntsch, A., Ciardelli, P., Müller, A., Geoffroy, M. & Berendsohn, W.G. 2009: Databasing diatoms: Experiences with 3 generations of data input tools. - Diatomededelingen 33: 79-82.

• Kusber, W.-H. & Jahn, R. 2008: The last chapter of the Discoplea story. –  P. 72 in Cantonati, M., Scalfi, A. &
  Bertuzzi, E. (ed.): 2nd Central Europan Diatom Meeting, Abstract Book, 12  June 2008 - 15 June 2008 Trento (Italy), Trento.
   

• Kusber, W.-H. & Jahn, R. 2009: The last chapter of the Discoplea story. – Studi Trent. Sci. Nat. 84: 105-110.
  
  

• Kusber, W.-H. & Jahn, R. 2007: AlgaTerra Information System: Types data and data types. –  Pp. 97-100 in: Kusber, W.-H. & Jahn, R. (ed.): Proceedings of the 1st Central European Diatom Meeting 2007. – Berlin.
   

• Kusber W.-H. & Jahn R. 2007: AlgaTerra Database and Information System - State of the Art, News and Deliverables – P. 47 in: Kusber, W.-H. & Jahn, R. (ed.): 1st Central European Diatom Meeting (1st CE-DiatoM), 23-25 March 2007. Program and Abstract. Berlin.
   

• Kusber, W.-H. & Jahn, R. 2007: Harmonisierung von Taxa-Listen für die Umsetzung der EU-WRRL aus Sicht von Taxonomie und Daten-Management. ­- Pp. 553-557 in N.N. (ed.): Erweiterte Zusammenfassungen der Jahrestagung 2006 der Deutschen Gesellschaft für Limnologie (DGL), Dresden, 25.-29. September 2006. - Werder.
   

• Kusber, W.-H. & Jahn, R. 2006: Harmonisierung von Algen-Taxalisten für die Umsetzung der EU-WRRL aus Sicht von Taxonomie und Daten-Management. – Pp. 108-109 in: Abstractband; Jahrestagung 2006 der Deutschen Gesellschaft für Limnologie (DGL). 25. - 29. September  2006, Dresden.
  
  

• Kusber, W.-H. & Jahn, R. 2006: BGBM-Diatom-List. Version 1.0.  – Botanischer Garten und Botanisches Museum Berlin-Dahlem, Freie Universität Berlin. Available from:  http://www.algaterra.org/bgbm-diatom-list.htm.
   

• Kusber, W.-H. & Jahn, R. 2006: Ergebnisse der BMBF-finanzierten Pilotphase des AlgaTerra Verbundprojektes. – Pp. 164-168 in: Deutsche Gesellschaft für Limnologie (ed.): Jahrestagung 2005 (Karlsruhe). Werder.
  
  

• Kusber, W.-H. & Jahn, R. 2006: The AlgaTerra Information System - History and State of the Art. – 1. workshop on implementation options and long-term perspectives for online taxonomic databases 20-21 April 2006, Bremerhaven, Germany [invited talk].
   

• Kusber, W.-H. & Jahn, R. 2006: Selected types of marine diatoms, described by C.G. Ehrenberg. – P. 19 in: Houk, V. et al. (eds): Abstracts; 20. Treffen Deutschsprachiger Diatomologen mit internationaler Beteiligung, 23-26  March 2006, Třeboň, Czech Republic.
  
  

• Kusber, W.-H. & Jahn, R. 2005: Ergebnisse der BMBF-finanzierten Pilotphase des AlgaTerra Verbundprojektes. – Pp. 160-161 in: Abstractband; Jahrestagung 2005 der Deutschen Gesellschaft für Limnologie (DGL). 26.-30. September 2005, Karlsruhe.
  
  
• Kusber, W.-H. & Jahn, R.  2005: Das AlgaTerra-Informationssystem: Online-Präsentation einer Berlin-Modell-Datenbank für Biodiversitätsinformation. – Informationsveranstaltung am 17. März 2005. BGBM Berlin-Dahlem.
  
  
• Kusber, W.-H. & Jahn, R.  2005: Diatomeen in der Ehrenberg Sammlung.  – Pp. 29-30 in:  Abstractband, 19. Treffen Deutschsprachiger Diatomlogen mit internationaler Beteiligung. 10.-13. März 2005. Neuhaus/Dierhagen.
  
  
• Kusber, W.-H. & Jahn, R.  2004 "2003": Ehrenberg's original material: relevance for studies in systematics.  – P. 35 in: Fritz,  U. (ed.): Abstracts of the 6th Annual Congress of the Gesellschaft für Biologische Systematik (GfBS, Society for Biological Systematics). Organisms, Diversity & Evol. 3, Electronic Suppl. 17: 1-60. [28 January 2004]
  
  
• Kusber, W.-H. & Jahn, R. 2002: Annotated list of diatom names by Horst Lange-Bertalot and co-workers. - Version 2.0. [http://www.algaterra.org/Names_Version2_0.pdf] pdf-file, Version 2.0, (2 August 2002) (797 KB). 
  
  

• Kusber, W.-H. & Jahn, R. 2003: Annotated list of diatom names by Horst Lange-Bertalot and co-workers. - Version 3.0. [http://www.algaterra.org/Names_Version3_0.pdf] pdf-file, Version 3.0, (23 June 2003) (821 KB).

• Kusber, W.-H. & Jahn, R. 2003: Ehrenberg's types of phytoflagellates. – P. 94 in: Book of Abstracts. Third European Phycological Congress, Belfast, 21-26 July 2003.
  
  
• Kusber, W.-H. & Jahn, R. 2003: Mikroalgen-Originalmaterial von C.G. Ehrenberg: Wert für die Systematische Forschung. – P. 38 in: Programm und Kurzfassungen. 6. Jahrestagung der Gesellschaft für Biologische Systematik, Dresden, 16.-18. September 2003.
  
  

• Kusber, W.-H. & Jahn, R. 2002: Standards für die Artidentifikation in der Limnologischen Forschung. – Pp. 858-863 in: Deutsche Gesellschaft für Limnologie (ed.): Jahrestagung 2001 (Kiel). Tutzing.
  
  

• Kusber, W.-H., Jahn, R. & Geissler, U. 2003: Datensammlung für eine Rote Liste und Florenliste der Zieralgen und Diatomeen Berlins. – Pp. 796-800 in: Deutsche Gesellschaft für Limnologie (ed.) Tagungsbericht 2002. – Werder.

• Kusber, W.-H., Jahn, R. & Geissler, U. 2002: Datensammlung für eine Rote Liste und Florenliste der Zieralgen und Diatomeen Berlins. – Pp. 75-76 in: Abstractband; Jahrestagung 2002 der Deutschen Gesellschaft für Limnologie (DGL). 30. September - 4. Oktober 2002, Braunschweig.
  
  

• Kusber, W.-H., Reisser, W., Glück, K. & Jahn, R. 2004: The first Internet bibliography for aero-terrestrial algae as part of the AlgaTerra Information System. – P. 174 in: Witkowski, A., Radziejewska, T., Wawrzyniak-Wydrowska, B., Daniszewska-Kowalczyk & Bąk, M. (eds): 18th International Diatom Symposium, Programme and Abstracts. 2-7 September 2004 Międzyzdroje, Poland.

  
  

• Kusber, W.-H., Teske, K. & Jahn, R. 2001: The AlgaTerra information system including the IDEAL-Module. – Pp. 232-233 in: BIOLOG - German Programme on Biodiversity and Global Change. Status Report 2001. Bonn.
  
  

• Lazarus, D. 2004: Improving accessibility of the Ehrenberg Collection. – Pp. 148-149 in: Berendsohn, W. G. & Oehlschlaeger, S. (eds): GBIF-D: German Participation in the Global Biodiversity Information Facility. Projects in the German National Programme for the Global Biodiversity Information Facility 2003-2006. Status Report 2004. – PT-DLR & BGBM. Bonn & Berlin.
  
  

• Lazarus, D. & Jobst, A. 2001: Accessibility of the Ehrenberg Collection. – Pp. 234-235 in: BIOLOG - German Programme on Biodiversity and Global Change. Status Report 2001. Bonn. 
  
  
• Lazarus, D. & Jobst, A. 2003: Accessibility of the Ehrenberg Collection. – Pp. 187-188 in: Sustainable use and conservation of biological diversity. A challenge for society. – Symposium Report, Part A.
  
  
• Lorenz, M., Friedl, T. 2002: SAG: The Culture Collection of Algae at Goettingen University (Germany).– In: Abstracts of ECCO. Oral presentation. Sept. 23-25 2002 Cracow, Poland.
  
  
• Medlin, L.K., Crawford, R.M., Beszteri, B., Hamann, K., Hinz, F. & Strieben, S. 2001: Molecular and ecological data of terrestrial diatoms. – Pp. 236-237 in: BIOLOG - German Programme on Biodiversity and Global Change. Status Report 2001. Bonn. 
  
  
• Medlin, L. K., Crawford, R. M., Beszteri, B., Hamann, K., Jung, I., Hinz, F., Strieben, S. & Wandschneider, O. 2004: Molecular and ecological data on terrestrial diatoms. – Pp. 150-151 in: Berendsohn, W. G. & Oehlschlaeger, S. (eds): GBIF-D: German Participation in the Global Biodiversity Information Facility. Projects in the German National Programme for the Global Biodiversity Information Facility 2003-2006. Status Report 2004. – PT-DLR & BGBM. Bonn & Berlin.
  
  
• Medlin, L.K., Crawford, R.M., Beszteri, B., Hamann, K., Wandschneider, O., Hinz, F. & Strieben, S. 2003: Molecular and ecological data on terrestrial diatoms. – Pp. 189-190 in: Sustainable use and conservation of biological diversity. A challenge for society. – Symposium Report, Part A.
  
  
• Medlin, L.K., Jung, I., Bahulikar, R., Mendgen, K., Kroth, P. & Kooistra W.H.C.F. 2008: Evolution of the diatoms. VI. Assessment of the new genera in the araphids using molecular data. – Nova Hedwigia Beih. 133: 81-100.
  
  
• Müller J., Hepperle, D., Day J.G., & Friedl T. 2002: Molecular markers in genotypic post-preservation stability tests for the cryopreservation of microalgae. – In: Abstracts of Culture Collections of Algae: increasing accessibility and exploring Algal Biodiversity. Poster. September 2-6 2002, Sammlung von Algenkulturen at Göttingen University (SAG), Göttingen, Germany.
   
• Poulíčková, A. & Jahn, R. 2007: Campylodiscus clypeus (Ehrenberg) Ehrenberg ex Kützing: Typification, morphology and distribution. – Diatom Res. 22(1): 135-146.
  
  
• Reisser, W., Kusber, W.-H., Glück, K. & Jahn, R. 2004: A bibliographic database on aero-terrestrial algae within the AlgaTerra information system. – P. 146 in: Botanikertagung 05. bis 10. September 2004 in Braunschweig.
  
  
• Reisser, W. & Salisch, M. 2001: Characteristic data of green and bluegreen aero-terrestrial algae (Chlorophytina and Cyanobacteria). – P. 240 in: BIOLOG - German Programme on Biodiversity and Global Change. Status Report 2001. Bonn. 
  
  
• Reisser, W. & Salisch, M. 2003: Characteristic data of green and bluegreen aeroterrestrial algae. – Pp. 193-194 in: Sustainable use and conservation of biological diversity. A challenge for society. – Symposium Report, Part A.
  
  
• Reisser, W. & Salisch, M. 2004: Characteristic data of green and bluegreen algae. – Pp. 154-155 in: Berendsohn, W. G. & Oehlschlaeger, S. (eds): GBIF-D: German Participation in the Global Biodiversity Information Facility. Projects in the German National Programme for the Global Biodiversity Information Facility 2003-2006. Status Report 2004. – PT-DLR & BGBM. Bonn & Berlin.
  
  
• Sar, E.A., Sunesen, I. & Jahn, R. 2010: Coscinodiscus perforatus revisited and compared with Coscinodiscus radiatus (Bacillariophyceae) - Phycologia 49(6): 514-524.
  
  
• Sar, E. A., Sunesen, I., Jahn, R., Kusber, W.-H. & Lavigne, A. S. 2007: Revision of Odontella atlantica (Frenguelli) Sar comb. et stat. nov. with comparison to two related species, O. rhombus (Ehrenb.) Kütz. and O. rhomboides R. Jahn et Kusber. – Diatom Res. 22: 341-353.
   
• Wuyts, J, Perrière, G. & Van de Peer, Y. 2004: The European ribosomal RNA database. – Nucleic Acids Research 32: D101-D103.
  

  about AlgaTerra (press coverage)

• Becker, P. 2005: Winzlinge im Wasser. Die Internet-Datenbank AlgaTerra baut ein Bestimmungsbuch für Mikroalgen auf. – P. 27 in:  Frankfurter Rundschau 278 (29. November 2005).
  
  

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