Publikationen

Publikationen

  • Leist, L. Keller, V. & M. Ackermann (2024) Zur aktuellen Verbreitung des Echten Federgras (Stipa pennata L.) im Moseltal. Decheniana 177: 73-86.
  • Fischer, E., Ackermann, M. & D. Killmann (2023) Vegetation im Lahntal, Mittelrhein, Westerwald und Hunsrück. Tuexenia Beiheft 15: 1-73.
  • Fischer, E., KIllmann, D. & M. Ackermann (2023) Die botanische Erforschung der Region Mittelrhein, Westerwald und Hunsrück und die Bedeutung des Naturhistorischen Vereins der Rheinlande und Westfalens (NHV). Tuexenia Beiheft 15: 7-14.
  • Fischer, E., Ackermann, M. & D. Killmann (2023) Exkursion 2: Koppelstein bei Lahnstein – Marksburg. Tuexenia Beiheft 15: 39-48.
  • Fischer, E., Ackermann, M. & D. Killmann (2023) Exkursion 3: Westerwälder Seenplatte – Arnshöfener Viehweide. Tuexenia Beiheft 15: 49-58.
  • Fischer, E., Ackermann, M. & D. Killmann (2023) Exkursion 4: Nationalpark Hunsrück-Hochwald. Tuexenia Beiheft 15: 59-68.
  • Fischer, E., Ackermann, M. & D. Killmann (2023) Nachexkursion: Gabelstein bei Balduinstein, Jammertal bei Kloster Arnstein. Tuexenia Beiheft 15: 69-73.
  • Fischer, E., Killmann, D., Ackermann, M. & K. Yeshitela (2023) Pilularia ethiopica (Pteridophyta, Marsileaceae), a new species of pillwort from the tropical African mountains of Ethiopia. Phytotaxa 612 (1): 77–86.

  • Ackermann, M. (2019) Laubabwerfende Bäume und Sträucher im Winter im Naturpark Nassau. Zweckverband Naturpark Nassau, Nassau, 24 Seiten.

  • Ackermann, M. (2019) Laubabwerfende Bäume und Sträucher im Winter im Naturpark Nassau. Heimatjahrbuch Rhein-Lahn-Kreis 2020. 107-130.

  • Fischer, E., &, M. Ackermann (2019) A new species of Kniphofia (Asphodelaceae) from Nyungwe National Park, Rwanda. Phytotaxa 391 (1): 39–56.

  • Lozada-Gobilard S., M. Weigend, E. Fischer, S. B. Janssens, M. Ackermann & S. Abrahamczyk (2019) Breeding systems in Balsaminaceae in relation to pollen/ovule ratio, pollination syndromes, life history and climate zone. Plant Biology 21: 157–166.

  • Fischer, E., D. Killmann,, M. Ackermann & W. Lobin (2018) Der Frauenschuh Cypripedium calceolus (Orchidaceae) an seinem letzten Fundort im Rheinland - Ökologie und Bestandsentwicklung. The Lady Slipper Cypripedium calceolus (Orchidaceae) at its last locality in the Rhineland - Ecology and population development. Decheniana 171: 42-49.

  • Abrahamczyk S., S. Lozada-Gobilard, M. Ackermann, E. Fischer, V. Krieger, A. Redling & M. Weigend  (2017) A question of data quality - Testing pollination syndromes in Balsaminaceae. PLoS ONE 12(10): e0186125.

  • Acuna, R,,  S. Fliesswasser, M. Ackermann, T. Henning, F. Luebert & M. Weigend (2017) Phylogenetic relationships and generic re-arrangements in "South Andean Loasas" (Loasaceae). Taxon 66: 365-378.

  • Strelin, M.M., J.I. Arroyo, S. Fliesswasser & M. Ackermann (2017) Diversification of Caiophora (Loasaceae subfam. Loasoideae) during the uplift of the Central Andes. Organisms Diversity & Evolution 17: 29-41.

  • Strelin, M.M., J.I. Arroyo, S. Fliesswasser & M. Ackermann (2017) Diversification of Caiophora (Loasaceae subfam. Loasoideae) during the uplift of the Central Andes (vol 17, pg 29, 2017). Organisms Diversity & Evolution 17: 43-43.

  • Strelin, M.M., S. Benitez-Vieyra, M. Ackermann & A.A. Cocucci 2016. Flower reshaping in the transition to hummingbird pollination in Loasaceae subfam. Loasoideae despite absence of corolla tubes or spurs. Evolutionary Ecology 30: 401-417.

  • Ackermann, M. (2016) Pollination and reproductive System: 51-52. as part of: M. Weigend, F. Selvi, D. C. Thomas & H. H. Hilger (2016) Boraginaceae. In: J.W. Kadereit and V. Bittrich (eds.), Flowering Plants. Eudicots, The Families and Genera of Vascular Plants 14: 41-102.

  • Weigend, M. & M. Ackermann (2015) Loasaceae. – In: P. M. Jørgensen et al. (eds.), Catálogo de las Plantas Vasculares de Bolivia. Missouri Botanical Garden Press. 763-765.

  • Ackermann M, & M. Weigend (2013) A revision of loasoid Caiophora (Caiophora pterosperma-group, Loasoideae, Loasaceae) from Peru. Phytotaxa 110: 17-30.

  • Ackermann M (2012) Studies on systematics, morphology and taxonomy of Caiophora and reproductive biology of Loasaceae and Mimulus (Phrymaceae). 297 Seiten. Doktorarbeit in Biologie an der Freien Universität Berlin (http://www.diss.fu-berlin.de/diss/receive/FUDISS_thesis_000000038737?lang=en)

  • Müller-Doblies U, M, Ackermann, M. Weigend & D. Müller-Doblies (2011) De Liliifloris Notulae 9. The only hitherto known Spiloxene species (Hypoxidaceae) from Namibia is a new species, Spiloxene etesionamibensis, and a new Spiloxene species from Namaqualand (Northern Cape), S. namaquana. Feddes Repertorium 122: 319-334.

  • Grotz, K. M. Ackermann & T. Borsch (2011) Inselvielfalt – Sammeln von Palmen auf Kuba. In Lack, H. W. & W. J. Baker Die Welt der Palmen. Botanisches Museum Berlin Dahlem 58-59.

  • Weigend, M., M. Ackermann & T. Henning (2010) Reloading the revolver – male fitness as a simple explanation for complex reward partitioning in Nasa macrothyrsa (Loasaceae, Cornales). Biological Journal of the Linnean Society. 100 (1): 124–131.

  • Weigend, M., M. Ackermann & J. Grau (2008) Loasaceae. – In: F. O. Zuloaga, O. Morrone & M. Belgrano (eds): Catálogo de las Plantas Vasculares del Cono Sur (Argentina, Sur de Brasil, Chile, Paraguay y Uruguay). Monographs in Systematic Botany from the Missouri Botanical Garden 107: 2413-2424.

  • Ackermann, M., M. Achatz & M. Weigend (2008) Hybridization and crossability in Caiophora (Loasaceae subfam. Loasoideae): Are interfertile species and inbred populations results of a recent radiation? American Journal of Botany 95: 1109-1121.

  • Ackermann, M., & M. Weigend (2007) Notes on the genus Caiophora (Loasoideae, Loasaceae) in Chile and neighbouring countries. Darwiniana 45 (1): 45-67.

  • Ackermann, M. & M. Weigend (2006) Nectar, floral morphology and pollination syndrome in Loasaceae subfam. Loasoideae (Cornales). Annals of Botany 98: 503–514.

  • Weigend, M., M. Ackermann & A. Gröger (2005) Seed morphology of "South Andean Loasas": Loasa, Caiophora, Scyphanthus and Blumenbachia (Loasaceae subfam. Loasoideae, Cornales). FLORA 200/6: 569–592.

  • Weigend, M., S. Hoot, M. Gottschling & M. Ackermann (2004) A preliminary phylogeny of Loasaceae subfam. Loasoideae based on trnL(UAA) sequence data and its relation to systematics and historical biogeography. Organisms, Diversity and Evolution 4: 73–90.

  • Weigend, M. & M. Ackermann (2003) Los nombres antiguos en el género Caiophora (Loasáceas subfam. Loasoídeas) y una clasificación infragenérica preliminar. Arnaldoa 10: 75–94.

  • Ackermann, M. (2001) Die Vegetation der Bachläufe in der Hochatacama (II. Region) in Chile. 103 Seiten (Diplomarbeit in Biologie an der Philipps Universität Marburg)

Vorträge und Poster

  • Ackermann, M. & M. Weigend (2012) Floral rewards and pollinator guilds in Nasturtiums (Tropaeolum, Tropaeolaceae). Abstract and poster. 13. Jahrestagung der Gesellschaft für Biologische Systematik (GfBS), Bonn, Germany.

  • Ackermann, M. (2012) Blütenbiologie: Kosten und Nutzen für Pflanze und Tier. Vortragsreihe des Freundeskreis Botanische Gärten der Universität Bonn e.V., Bonn, Germany.

  • Pedro Gonzalez, P., M. Ackermann, K. Zoglauer, R, Rankin, R. Berazain, E. Köhler & T. Borsch (2012) Phylogeny and historical biogeography of Buxus, focusing on the Cuban and Antillean species. Abstract and talk. 21th International Symposium “Biodiversity and Evolutionary Biology” of the German Botanical Society, Mainz, Germany.

  • Nocentini, D. Selvi, F. M. Ackermann, E. Pacini. & M. Nepi (2011) Composizione in zuccheri del nettare fiorale nella tribù delle Lithospermeae (Boraginaceae). 106° Congresso Nazionale della Società Botanica Italiana, Genova, Italy.

  • Ackermann, M., M. Mittelbach, H.H. Hilger & M. Weigend (2011) Bees to birds –nectar production and shifts in pollination syndrome in Boraginaceae. Abstract and poster. BioSystematics Berlin, Germany.

  • Mittelbach, M., M. Ackermann, , H.H. Hilger,  & M. Weigend (2011) Buzz for pollen - buzz for nectar? Floral rewards in Boraginaceae. Abstract and talk. BioSystematics Berlin, Germany.

  • Achatz, M., J. Schulz, M. Ackermann & M. Weigend (2008) Seed viability as a proxy for fitness in artificial interspecific hybrids of Caiophora (Loasaceae subfam. Loasoideae). Abstract and poster. 1st meeting of Systematics, Göttingen, Germany.

  • Ackermann, M., M. Achatz, J. Schulz & M. Weigend (2008) Experimental “hybrid speciation” in Caiophora (Loasaceae subfam. Loasoideae) – reproductive isolation through nectar characters? Abstract and talk. 1st meeting of Systematics, Göttingen, Germany

  • Schulz, J., M. Achatz, M. Ackermann & M. Weigend (2008) Stabilization of novel morphological character states within 3 generations of hybrids in Caiophora (Loasaceae subfam. Loasoideae). Abstract and poster. 1st meeting of Systematics, Göttingen, Germany.

  • Ackermann, M. & M. Weigend (2006) Nectar characteristics, floral traits and pollination syndrome in Loasaceae subfamily Loasoideae. Abstract and talk. 11th Nordic Meeting on Neotropical Botany, Biological Institute, University of Aarhus, Denmark

  • Ackermann, M. & M. Weigend (2006) Correlaciones en las características del nectar, ecología floral y distribución altitudinal en las Loasaceaes. Talk at the Herbarium of the Universidad San Marcos, Lima, Peru

  • Achatz, M., M. Ackermann & M. Weigend (2005) Interspecific hybridization in Caiophora and Nasa (Loasaceae) Natural or man–made? A threat to biodiversity, or evolution in progress? Abstract and poster. 18th Annual Conference of the Society for Tropical Ecology (GTÖ), Berlin, Germany

  • Ackermann, M. & M. Weigend (2005) The conquest of High Andean habitats by Loasoideae. Abstract and poster. 18th Annual Conference of the Society for Tropical Ecology (GTÖ), Berlin, Germany

  • Grossmann, S., M. Ackermann & M. Weigend (2005) Ovaries, fruits and seeds of Loasoideae (Loasaceae) and their ecological implications. Abstract and poster. 18th Annual Conference of the Society for Tropical Ecology (GTÖ), Berlin, Germany

  • Ackermann, M. & M. Weigend (2003) Floral morphology and function in Caiophora (Loasaceae) and sister groups. Abstract and talk. 16th Biodiversity and Evolutionary Biology, Frankfurt/Main, Germany