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Bergmeier, E., Landolt, E. (2009): Lemna minuta Kunth. In: Greuter, W. & Raus, T. (eds.): Med-Checklist Notulae 28. Willdenowia : annals of the Botanic Garden and Botanical Museum Berlin-Dahlem 39: 342.

Mucina, L., Dengler, J., Bergmeier, E., Čarni, A., Dimopoulos, P., Jahn, R. & Matevski, V. 2009: New and validated high-rank syntaxa from Europe. – Lazaroa 30: 269-278.

Dierschke, H. (2009): Harz, Schwarzwald und Vogesen – Gibt es eine subalpine Vegetationsstufe in den Mittelgebirgen? – Florist. Rundbriefe 42: 101-118.

Dierschke, H. (2009): Vegetationsdynamik eines gezäunten naturnahen Kalkbuchenwaldes – Vergleich von Vegetationsaufnahmen 1980 und 2001. – Forstarchiv 80 (5): 143-150.

Dierschke, H., Peppler-Lisbach, C. (2009): Erhaltung und Wiederherstellung der Struktur und floristischen Biodiversität von Bergwiesen – 15 Jahre wissenschaftliche Begleitung von Pflegemaßnahmen im Harz. – Tuexenia 29: 145-179.

Wagner, V. (2009): Eurisibirian meadows at their southern edge: patterns and phytogeography in the NW Tien Shan. - Journal of Vegetation Science 00: 1-10.

Pérez-Ortega, S. & T. Spribille (2009): Lepraria torii, a new epiphytic species with fumarprotocetraric acid from northwest North America. - Graphis Scripta 21: 36-41.

Björk, C.R., Goward, T., Spribille, T. (2009): New records and range extensions of rare lichens from waterfalls and sprayzones in inland British Columbia, Canada. - Evansia 26: 219-224.

Waesch, G.; Becker, T. (2009): Plant diversity differs between young and old mesic meadows in a central European low mountain region. - Agriculture, Ecosystems & Environment 129: 457-464

Culmsee, H., Pitopang, R. (2009). Tree diversity in sub-montane and lower montane primary rain forests in Central Sulawesi.  - Blumea 54, 119-123.

Bergmeier, E., Konstantinou, M., Tsiripidis, I. & Sýkora, K. V. (2009): Plant communities on metalliferous soils in northern Greece. - Phytocoenologia, 39(4):411-438.

Willner, W., Di Pietro, R. & Bergmeier, E. (2009): Phytogeographical evidence for post-glacial dispersal limitation of European beech forest species. – Ecography, 32:1011-1018.

Wesche, K., Krause, B., Culmsee, H., Leuschner, C. (2009). Veränderungen in der Flächen-Ausdehnung und Artenzusammensetzung des Feuchtgrünlandes in Norddeutschland seit den 1950er Jahren. – Berichte der Reinhold-Tüxen-Gesellschaft 21: 196 - 210.

Etayo, J., Palice, Z., Spribille, T. (2009): Candelariella boleana, a new epiphytic species from southern and central Europe (Candelariaceae, Ascomycota). - Nova Hedwigia 89(3-4): 545-552.

Pérez Ortega, S., Spribille, T., Palice, Z., Elix, J.A. & Printzen, C. (2009): A molecular phylogeny of the Lecanora varia group, including a new species from western North America. - Mycological Progress 10: 129-130.

Hertel, D., Moser, G., Culmsee, H., Erasmi, S., Horna, V., Schuldt, B., Leuschner, C. (2009): Below- and above-ground biomass and net primary production in a palaeotropical natural forest (Sulawesi, Indonesia) as compared to neotropical forests. - Forest Ecology and Management, 258: 1904-1912. doi:10.1016/j.foreco.2009.07.019

Heininger, C. & Spribille, T. (2009): The sorediate species of Xylographa in Austria (Baeomycetales, lichenized Ascomycetes). - Herzogia 22: 129-134.

Pérez-Ortega, S., Spribille, T. (2009): Three new species of Lichenopeltella (Microthyriaceae, Ascomycota) from northwest North America. - Nova Hedwigia 89 (1-2): 219-228.

Spribille, T. (2009): Fuscopannaria leucosticta (Tuck.) P.M. Jørg. rediscovered in Europe. - The Lichenologist 41(2): 209–210.

Spribille, T., Björk, C.R., Ekman, S., Elix, J.A., Goward, T., Printzen, C., Tønsberg, T., Wheeler, T. (2009): Contributions to an epiphytic lichen flora of northwest North America. I. Eight new species from British Columbia inland rainforests. - The Bryologist 112(1):109–137.

Walentowski, H. & Bergmeier, E. (2009): Geobotanical assessment of forest habitat types of the Habitats Directive in northwestern Turkey. – Tuexenia 29: 297-303.

Tsiripidis, I., Bergmeier, E., Fotiadis, G. & Dimopoulos, P. 2009: A new algorithm for the determination of differential taxa. – Journal of Vegetation Science 20: 233-240.

Chaideftou, E., Thanos, C. A., Bergmeier, E., Kallimanis, A. & Dimopoulos, P. (2009): Seed bank composition and above-ground vegetation in response to grazing in sub-Mediterranean oak forests (NW Greece). – Plant Ecology 201: 255–265.