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PlantWax2015 – 16-20 June 2015, Congressi Stefano Franscini, Monte Verità, Ascona, Switzerland
Program
Tuesday, 16 June 2015
From 16.00
Registration, hotel check in
From 17.30
Welcome reception/dinner
20.00
Welcome remarks
Theme I: Origin and Signatures
20.15 – 21.00
21.00 – 21.45
Chair: Tim Eglinton
David Beerling (Keynote lecture)
Early evolution of terrestrial plants and their symbiotic
partnerships with soil fungi: new windows of geochemical
opportunity?
Reinhard Jetter (Keynote lecture)
Plant cuticular waxes: diverse chemical structures in complex
mixtures
PlantWax2015 – 16-20 June 2015, Congressi Stefano Franscini, Monte Verità, Ascona, Switzerland
Wednesday, 17 June 2015
8.15- 8.30
Chiara Cometta and Lorenzo Sonognini
Welcome address
Theme I: Origin and Signatures
Session 1
8.30 – 9.00
9.00 – 9.20
9.20 – 9.40
9.40 – 10.00
10.00 – 10.30
Jérôme Joubès (Invited lecture)
An overview on plant cuticular wax biosynthesis
Alexander Bradley
Investigating genetic variation in leaf wax paleoclimate proxies
using interfertile Solanum species
Paul Brouwer
Unique mid-chain (di)hydroxy waxes in Salviniaceae
Frederic Domergue
Arabidopsis roots contain high amounts of alkylhydroxycinnamate waxes associated with suberin
Coffee break
Theme I: Origin and Signatures
Session 2
10.30 – 11.00
11.00 – 11.20
11.20 – 11.40
11.40 – 12.00
12.00 – 12.30
12.30 – 14.00
Chair: Markus Riederer
Chair: Jan de Leeuw
Lukas Schreiber (Invited lecture)
Diffusion of lipophilic solutes in cuticular waxes
Jana Leide
Is cutan based on wax or cutin? Part I. Cuticular waxes and
cutin of Agave americana
Klaas Nierop
Is cutan based on wax or cutin? Part II. Insoluble, nonhydrolysable residues of Agave americana
Marc-Andre Cormier
δ2H values of organic plant compounds reflect the plant’s
carbon metabolism
Clay Magill (Invited lecture)
Relative isotopic differences amongst homologous leaf-waxes
reflect the plant biodiversity of African savannas
Lunch
PlantWax2015 – 16-20 June 2015, Congressi Stefano Franscini, Monte Verità, Ascona, Switzerland
Theme I: Origin and Signatures
Session 3
14.00 – 14.30
14.30 – 14.50
14.50 – 15.10
15.10 – 15.30
Francesca McInerney (Invited lecture)
Controls on leaf wax n-alkane chain length distributions
Bruno Gamarra
Interpretation of the leaf wax n-alkane 2H values of the Park
grass experiment in Rothamsted, UK suggests a switch in the
species C-metabolism during the past 50 years
Nemiah Ladd
Salinity dependent hydrogen isotope fractionation in Bruguiera
gymnorhiza mangroves growing in brackish marine lakes of
Palau
Ann-Christin Schuster
Cuticular wax composition of Rhazya stricta leaves growing in a
hot and dry desert climate
15.30 – 16.30
Coffee break and free time
16.30 – 18.30
Poster Session I
18.45 – 20.00
Dinner
Theme II: Fate and Legacy
20.00 – 20.45
20.45 – 21.30
Chair: Sarah Feakins
Chair: Ansgar Kahmen
Sarah Feakins (Keynote lecture)
Plant waxes as proxies for past environments
Jan de Leeuw (Keynote lecture)
Short and long-term fate of plant waxes
PlantWax2015 – 16-20 June 2015, Congressi Stefano Franscini, Monte Verità, Ascona, Switzerland
Thursday, 18 June 2015
Theme II: Fate and Legacy
Session 4
8.30 – 9.00
9.00 – 9.20
9.20 – 9.40
9.40 – 10.00
10.00 – 10.30
Thanh Thuy Nguyen Tu (Invited lecture)
Can 13C signal in ancient waxes document past environments?
Insights from soil experiments and fossil plants
Viktoria Zeisler
The role of epicuticular waxes in forming the transpiration
barrier on leaves
Martina Gocke
Application of free lipids and suberin monomers for improved
interpretation of paleoenvironmental records
Gordon Inglis
Tracking Sphagnum moss occurrence in ancient peat-forming
environments: a multi-proxy approach
Coffee break
Theme II: Fate and Legacy
Session 5
10.30 – 11.00
11.00 – 11.20
11.20 – 11.40
11.40 – 12.00
12.00 – 12.30
12.30 – 14.00
Chair: Guido Wiesenberg
Chair: Kate Freeman
Valier Galy (Invited lecture)
Timescales of plant wax storage and transport in river systems:
what’s in an age?
Claudia Zell
Carbon isotopes of plant waxes as indicators of soil organic
matter dynamics
Rienk Smittenberg
The classical climatic interpretation of long-chain leaf wax δ13C
values is not always valid: insights from tropical wetlands using
D values
Christoph Häggi
Exploring the transport and sedimentation of plant-wax nalkanes in the Amazon River system by analysing their δD and
δ13C composition
Dirk Sachse (Invited lecture)
Spatial patterns of hydrological change during the Younger
Dryas along a W-E gradient over the European continent insights from decadal resolved lacustrine lipid biomarker D/H
ratios
Lunch
PlantWax2015 – 16-20 June 2015, Congressi Stefano Franscini, Monte Verità, Ascona, Switzerland
Theme II: Fate and Legacy
Session 6
14.00 – 14.20
14.20 – 14.40
14.40 – 15.00
15.00 – 15.20
Mark Bernards
Abscisic acid regulation of wound-induced suberization
Eva Niedermeyer
Glacial to Holocene δ13C and δD of plant wax n-alkanes from
the Tenaghi Philippon peat core, Eastern Greece
Stefanie Wirth
Leaf wax D/H ratio reflects Younger Dryas-Holocene climate
variability in the southern European Alps
Pratigya Polissar
Mixed messages: Untangling leaf-wax distributions and isotopic
signals in paleoclimate records
15.20 – 16.30
Coffee break and free time
16.30 – 18.30
Poster Session II
18.45– 20.00
Dinner
Theme III: Applications
20.00 – 20.45
20.45 – 21.30
Chair: Dirk Sachse
Chair: Reinhard Jetter
Enno Schefuss (Keynote lecture)
Plant waxes and their isotopes as (paleo-) environmental
recorders
Kerstin Koch (Keynote lecture)
Plant waxes as models for biomimetic materials
PlantWax2015 – 16-20 June 2015, Congressi Stefano Franscini, Monte Verità, Ascona, Switzerland
Friday, 19 June 2015
Theme III: Applications
Session 7
8.30 – 9.15
9.15 – 9.35
9.35 – 9.55
Chair: Enno Schefuss
Kate Freeman (Keynote lecture)
A haystack from a needle: using biomarkers to reconstruct
ancient forest structure
Loes van Bree
Novel paleoproxy for C3-plant stable carbon-isotopic
composition
Alexander Rohrmann
Rapid hydrological response to central Andean Plateau uplift
revealed by leaf wax stable isotopes
9.55 – 10.30
Coffee break
10.30 – 10.40
CSF Award ceremony
10.40 – 12.30
Breakout Group Sessions
12.30 – 14.00
Lunch
From 15.00
Excursion and conference dinner at Brissago Island
PlantWax2015 – 16-20 June 2015, Congressi Stefano Franscini, Monte Verità, Ascona, Switzerland
Saturday, 20 June 2015
Theme III: Applications
Session 8
8.45 – 9.15
9.15 – 9.35
9.35 – 9.55
Chair: Valier Galy
Julie Dunne (Invited lecture)
Pastures new: plant wax biomarkers in archaeological pottery
Nikolai Pedentchouk
2
H/1H composition of leaf wax n-alkanes in glaucous and nonglaucous varieties of wheat (Triticum spp.)
Chantal Freymond
Evolution of plant wax signatures within fluvial drainage basins:
A source-to-sink study of the modern Danube River basin
9.55 – 10.30
Coffee break
From 10.30
Plenary discussion led by the Organizers
Meeting highlights
Synthesis of breakout discussions
Legacy of workshop
Discussions of future workshops
12.30
Lunch and departure
PlantWax2015 – 16-20 June 2015, Congressi Stefano Franscini, Monte Verità, Ascona, Switzerland
Posters
Posters are sorted alphabetically by submitting author. Authors of Posters from nr. 1 to nr.
16 will be asked to stand by their posters on the Wednesday’s poster session. Authors of
posters from nr. 17 to nr. 32 will be asked to stand by their posters on Thursday’s poster
session.
1. Chemical composition of the interface between the grape berry cuticle and
fungal pathogens
Katja Arand, H.H. Kassemeyer and M. Riederer
2. Calculation of surface free energy of wax-covered leaf surfaces
Elisabeth Asmus, K. Arand, C. Popp, A.A. Friedmann and M. Riederer
3. Plant wax derived biomarkers aspaleoenviromental proxies in Kalahari salt
pan sediments
Lukas Belz, I. Schüller, A. Wehrmann and H. Wilkes
4. From the soil to the river – CSIA of long-chain fatty acids as a fingerprinting
tool for sediment source apportionment
Axel Birkholz, C. Alewell, K. Meusburger, Y. Schindler Wildhaber and L. Mabit
5. Cuticular transpiration control of date palm (Phoenix dactylifera L.)
Amauri Pires Bueno, M. Burghardt, A. Schuster, J. Thomas, A. H. Alfarhan and M. Riederer
6. Surface Waxes as a Driver of Barley Resilience to Climate Change
Chiara Campoli and R. Waugh
7. The evolution of precipitation in northern Central Africa over the last
25,000 years: insights from leaf-wax δD
James A. Collins, T. Caley, B. Beckmann and E.Schefuß
8. Calibration of δD n-alkane as paleohydrology proxy in the DeepCHALLA
archive
Lien De Wispelaere, S. Bodé, D. Verschuren, A. Hemp and P. Boeckx
9. Plant Wax δ13C and δD distribution in core top sediments from the
Indonesian Seas
Nathalie Dubois, D. Oppo, V. Galy, M. Mohtadi, J. Arbuszewski, S. van der Kaars, K. Fornaceb,
J. Tierney, T. Eglinton, A. Lückge, Y. Rosenthal and B. Linsley
PlantWax2015 – 16-20 June 2015, Congressi Stefano Franscini, Monte Verità, Ascona, Switzerland
10. Leaf wax δ13C varies with elevation in the Peruvian Andes and western
Amazonia
M. S. Wu, Sarah J. Feakins, C. Ponton, A.J. West, V. Galy, L.P. Bentley, N. Salinas, A. Shenkin,
R.E. Martin, G.P. Asner and Y. Malhi
11. Constraining the climatic interpretation of leaf wax D and 13C in soils
recorded along a rainfall gradient in Israel
Yonaton Goldsmith, P. J. Polissar, P. B. deMenocal and W. S. Broecker
12. The fate of plant waxes in a forest ecosystem under elevated CO2
concentrations and increased nitrogen deposition
Marco Griepentrog, S. Bodé, P. Boeckx and G.L.B. Wiesenberg
13. Export of Congo River plant waxes in suspended sediments: Validation for
paleoenvironmental applications
Jordon D. Hemingway, E. Schefuß, B.J. Dinga, H. Pryer and V.V. Galy
14. Compound-specific isotopes (δD, δ13C) of leaf waxes in southern African
soils and their environmental controls
Nicole Herrmann, A. Boom, A. Carr, B. M. Chase and E. Schefuß
15. Quantifying leaf wax sources in the Arun Valley, eastern Nepal: Combining
remotely sensed data and leaf wax δD values
Bernd Hoffmann, S.J. Feakins, B. Bookhagen, S.M. Olen, F. Barthold and D. Sachse
16. Variation in chain-length of leaf wax n-alkanes in plants and soils across
Australia
Siân Howard, F. A. McInerney and G.J. Prideaux
17. Comparative investigation of the chemical composition and the water
permeability of fruit and leaf cuticles of Olea europaea L.
Hua Huang, A. Schuster, M. Burghardt, I. Lara and M. Riederer
18. The involvement of waxes in the control of stomatal development
Sarah Jose, I. Bull, P. Von Wettstein-Knowles, K.J. Edwards, R. Waugh and A.M. Hetherington
19. Paleohydrologic Variations during the Messinian Salinity Crisis
Reconstructed from Plant Wax Hydrogen Isotopic Signatures
Julia Krawielicki, C. Magill, T.I. Eglinton, S. Willett and D. Cosentino
20. Wide- Range Chemical, Molecular and Isotopic Studies of Recent and
Fossil Plants and Cuticula resp. Cutinite
Thilo Kübler
PlantWax2015 – 16-20 June 2015, Congressi Stefano Franscini, Monte Verità, Ascona, Switzerland
21. Compound-specific radiocarbon dating in lacustrine sediments as an
historical indicator for land-use changes
Marlène Lavrieux, C. J. Schubert, T. Hofstetter, T. Eglinton, S. Bollhalder, I. Brunner, A. Lück
and N. Dubois
22. Constraining the age and sources of n-alkanes and alkanoic acids
preserved in Lake Pavin sediments (Massif Central, France)
Matthew Makou, T. Eglinton, C. McIntyre, D. Montluçon and V. Grossi
23. Leaf wax n-alkane records from the PETM, Bighorn Basin, Wyoming
A. A. Baczynski, Francesca A. McInerney and S.L. Wing
24. CO2 gradient across hypostomatous leaves as revealed from carbon
isotope composition of opposite-leaf-side cuticles
Jitka Neuwirthová, J. Macková, L. Schreiber and J. Šantrůček
25. Hydrogen isotope ratios of leaf-wax lipids in modern lake sediments and
soils as a hydroclimatic proxy: a surface sediment test across Spain
P.Rivas, M.C., Antoni Rosell Melé and D. S.
26. Deuterium isotopes of leaf waxes: validation as proxies of hydrological
and environmental changes using monthly sediment trap records from a
Pyrenean lake
M. Cao, P. Rivas, T. Vegas-Vilarrúbia, M. C. Trapote, E. Safont, N. Cañellas-Boltà and Antoni
Rosell-Melé
27. Radiocarbon analysis of distinct carbon fractions in Lake Van sediments
throughout the Holocene
M.-E. Randlett, I. Hajdas, T. Eglinton, M.T.J. van der Meer, M. Stockhecke, B. Wehrli and
Carsten J. Schubert
28. How is soil lipid composition (n-alkane) affected by severe drought (100 yr
extreme) in a model grassland and heathland ecosystem?
Kavita Srivastava and G. L. B. Wiesenberg
29. Distribution and stable isotope composition of leaf wax n-alkanes along
hydrological transects in the NW Argentine Andes
Stefanie Tofelde, T. Schildgen, M.R. Strecker and D. Sachse
30. δD values of surface water and soil derived leaf wax n-alkanes along an
altitudinal transect in the Alaknanda and Sutlej Valley, India
Iris van der Veen, B. Hoffmann, J. Davenport, M. R. Strecker and D. Sachse
PlantWax2015 – 16-20 June 2015, Congressi Stefano Franscini, Monte Verità, Ascona, Switzerland
31. Comparative study of cuticular wax compounds of leaves in two
subspecies of Fragaria chiloensis Miller
Henning Wagner, M. Riedel, U. Hildebrandt, M. Riederer and K. Olbricht
32. Drought promotes re-utilization of already assimilated C during
biosynthesis of epicuticular and internal lipids in leaves, but not production of
larger amounts of epicuticular waxes
Guido L.B. Wiesenberg, B. Majumder and M. Gocke