Search Results - "Gottsberger, G"

Nectar sugar composition of European Caryophylloideae (Caryophyllaceae) in relation to flower length, pollination biology and phylogeny by Witt, T., Jürgens, A., Gottsberger, G.

“…Floral nectar composition has been explained as an adaptation to factors that are either directly or indirectly related to pollinator attraction. However, it…”
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Floral biology and reproductive isolation by floral scent in three sympatric aroid species in French Guiana by Hentrich, H., Kaiser, R., Gottsberger, G.

“…We studied the reproductive biology of three sympatric Araceae species, Anthurium sagittatum, A. thrinax and Spathiphyllum humboldtii in French Guiana. The…”
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Differences in seed rain composition in small and large fragments in the northeast Brazilian Atlantic Forest by Knörr, U. C., Gottsberger, G.

“…Tropical forests are seriously threatened by fragmentation and habitat loss. The impact of fragment size and forest configuration on the composition of seed…”
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Perfume-collecting male euglossine bees as pollinators of a basal angiosperm: the case of Unonopsis stipitata (Annonaceae) by Teichert, H, Dötterl, S, Zimma, B, Ayasse, M, Gottsberger, G

“…Pollination of Unonopsis stipitata (Annonaceae) by males of two perfume-collecting bees, Euglossa imperialis and Eulaema bombiformis (Euglossini) is described…”
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Flower scent composition in night-flowering Silene species (Caryophyllaceae) by Jürgens, A., Witt, T., Gottsberger, G.

“…Floral scent of 13 night-flowering Silene species (Caryophyllaceae) was collected by headspace adsorption and analysed via gas chromatography and mass…”
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Pollination biology and floral scent chemistry of the Neotropical chiropterophilous Parkia pendula by Piechowski, D., Dötterl, S., Gottsberger, G.

“…During the past several decades, the pollination biology of Old World plant species pollinated by flying foxes and of New World plants pollinated by highly…”
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Nutrient composition of larval nectar secretions from three species of myrmecophilous butterflies by Daniels, H, Gottsberger, G, Fiedler, K

“…A comparative chemical analysis of the larval nectar secretions and hemolymph from three unspecifically and facultatively ant-attended lycaenid species…”
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Interactions of the Cerrado Palms Butia paraguayensis and Syagrus petraea with Parasitic and Pollinating Insects by Silberbauer-Gottsberger, Ilse, Vanin, Sérgio Antonio, Gottsberger, Gerhard

“…The two cerrado palms Butia paraguayensis and Syagrus petraea were studied with regard to parasitizing and pollinating insects that visit their reproductive…”
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Pollination biology of Eulophia alta (Orchidaceae) in Amazonia: effects of pollinator composition on reproductive success in different populations by Jürgens, Andreas, Bosch, Simone R, Webber, Antonio C, Witt, Taina, Frame, Dawn, Gottsberger, Gerhard

“…BACKGROUND AND AIMS: Spatial variation in pollinator composition and abundance is a well-recognized phenomenon. However, a weakness of many studies claiming…”
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Nectar Dynamics and Sugar Composition in Flowers of Silene and Saponaria Species (Caryophyllaceae) by Witt, Taina, Jürgens, A., Geyer, R., Gottsberger, G.

“…Nectar production in Saponaria officincilis and in five species of Silene (S. ciba, S. dioica, S. noctiflora, S. nutans, S. vulgaris ) was examined during two…”
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The Hummingbird Plant Community of a Tropical Montane Rain Forest in Southern Ecuador by Dziedzioch, C., Stevens, A.-D., Gottsberger, G.

“…The diversity of a hummingbird plant community in the eastern Andes of southern Ecuador was studied on the equivalent of a hectare (two 500 ′ 10 m transects)…”
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Olfactory and visual attraction of Erioscelis emarginata (Cyclocephalini, Dynastinae) to the inflorescences of Philodendron selloum (Araceae) by Gottsberger, G. (Justus Liebig-Universitat, Giessen, Federal Republic of Germany), Silberbauer-Gottsberger, L

“…Observations and experiments show that Erioscelis emarginata (Dynastinae, Scarabaeidae), the sole pollinator of Philodendron selloum (Araceae), is guided at…”
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Pollen viability in the genus Silene (Caryophyllaceae) and its evaluation by means of different test procedures by Mayer, Ellen, Gottsberger, Gerhard

“…Various direct and indirect tests are used to estimate pollen viability. Results obtained with these tests, however, are contradictory for different species…”
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Some pollination strategies in neotropical savannas and forests by Gottsberger, G

“…Previously published data on flowering phenology and pollination of neotropical families are reviewed and compared with new observations, in order to evaluate…”
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Nectar sugar composition of E uropean C aryophylloideae ( C aryophyllaceae) in relation to flower length, pollination biology and phylogeny by Witt, T., Jürgens, A., Gottsberger, G.

“…Abstract Floral nectar composition has been explained as an adaptation to factors that are either directly or indirectly related to pollinator attraction…”
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Amino acids and sugars in nectar, and their putative evolutionary significance by Gottsberger, G, Schrauwen, J, Linskens, H.F

“…Individual amino acids and sugars from flower nectar of 32 plant species with different pollination systems were quantified and compared. Data show that there…”
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Sugar and amino acid composition of ant-attended nectar and honeydew sources from an Australian rainforest by Bluthgen, N, Gottsberger, G, Fiedler, K

“…Ants (Hymenoptera: Formicidae) consume a broad spectrum of liquid food sources including nectar and honeydew, which play a key role in their diet especially in…”
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Importance of Silene latifolia ssp. alba and S. dioica (Caryophyllaceae) as host plants of the parasitic pollinator Hadena bicruris (Lepidoptera, Noctuidae) by Bopp, Sigrun, Gottsberger, Gerhard

“…With regards to pollination there exist several mutualistic relationships between Hadena-species and Caryophyllaceae. As mutualists have both negative and…”
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Hybrid speciation and radiation in the neotropical woody genus Tocoyena (Rubiaceae) by Silberbauer-Gottsberger, I, Gottsberger, G, Ehrendorfer, F

“…The variation pattern of a large population of Tocoyena formosa in Botucatu, state of São Paulo, Brazil, and of other samples throughout the species area was…”
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Morphological and Functional Flower Characteristics of New and Old World Annonaceae with Respect to Their Mode of Pollination by Silberbauer-Gottsberger, Ilse, Gottsberger, Gerhard, Webber, Antonio C.

“…The Annonaceae show a broader flower biological radiation than originally thought, with flowers being pollinated not only by beetles, but also by thrips, flies…”
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