Molecular ecology, genetics and genomics of lichen symbioses
Werthlab, LMU Munich
Peer-reviewed publications:
Almer J., and S. Werth 2024. Effects of organic substrates on growth rate parameters of a boreal cyanolichen. Lichenologist (in press). https://doi.org/10.1017/S0024282924000227
Sun K., and S. Werth 2024. Journey to the West: Migration patterns of the riparian montane genus Myricaria. Flora 321:152639. https://doi.org/10.1016/j.flora.2024.152639
Goss, A., and S. Werth. 2024. New microsatellite loci to quantify genetic diversity of the photosymbiodeme-forming lichen Sticta canariensis. Lichenologist 56(1): 39-45. https://doi.org/10.1017/S0024282923000622
Almer, J., P. Resl, H. Gudmundsson, D. Warshan, S. Andrésson Ó, and S. Werth. 2023. Symbiont-specific responses to environmental cues in a threesome lichen symbiosis. Molecular Ecology 32(5), 1045-1061, https://doi.org/10.1111/mec.16814
Beckett, R. P., T. Roach, F. Minibaeva, and S. Werth. 2023. Alternative electron transport pathways contribute to tolerance to high light stress in lichenized algae. Physiologia Plantarum 175:e13904. https://doi.org/10.1111/ppl.13904
Wyczanska, M., K. Wacker, P.S. Dyer, and S. Werth. 2023. Local-scale panmixia in the lichenized fungus Xanthoria parietina contrasts with substantial genetic structure in its Trebouxia photobionts. Lichenologist 55(2), 69-79, https://doi.org/10.1017/S002428292300004X
Chavarria-Pizarro, T., Resl, P., Janjic, A., & Werth, S. (2022). Gene expression responses to thermal shifts in the endangered lichen Lobaria pulmonaria. Molecular Ecology, 31(3), 839-858. https://doi.org/10.1111/mec.16281
Chavarria Pizarro, T.#, P. Resl, T. Kuhl-Nagel, A. Janjic, F. Fernandez Mendoza, and S. Werth# (2022). Antibiotic induced treatments reveal stress responsive gene expression in the endangered lichen Lobaria pulmonaria. Journal of Fungi, 8(6) 625. #corresponding authors. https://doi.org/10.3390/jof8060625
Gerasimova, J. V., Beck, A., Werth, S.*, & Resl, P.* (2022). High diversity of type I polyketide genes in Bacidia rubella as revealed by the comparative analysis of 23 lichen genomes. Journal of Fungi, 8(5), 449. https://doi.org/10.3390/jof8050449 *Authors contributed equally
Kraft, M., Scheidegger, C., & Werth, S. (2022). Stressed out: The effects of heat stress and parasitism on gene expression in the lichen-forming fungus Lobaria pulmonaria. Lichenologist, 54, 71-83. https://doi.org/10.1017/S0024282921000463
Resl, P., A. R. Bujold, G. Tagirdzhanova, P. Meidl, S. Freire Rallo, M. Kono, S. Fernández-Brime, H. Guðmundsson, Ó. S. Andrésson, L. Muggia, H. Mayrhofer, J. P. McCutcheon, M. Wedin, S. Werth, L. M. Willis, and T. Spribille. 2022. Large differences in carbohydrate degradation and transport potential among lichen fungal symbionts. Nature Communications, 13, 2634. https://doi.org/10.1038/s41467-022-30218-6
Sebald, V.*, A. J. Goss*, E. Ramm, J. V. Gerasimova, and S. Werth. 2022. NO2 air pollution drives species composition, but tree traits drive species diversity of urban epiphytic lichen communities. Environmental Pollution, 308:119678. https://doi.org/10.1016/j.envpol.2022.119678 *Authors contributed equally.
Yang, M.-X., S. Werth, L.-S. Wang, and C. Scheidegger. 2022. Phylogeographic analyses of an epiphytic foliose lichen show multiple dispersal events westward from the Hengduan Mountains of Yunnan into the Himalayas. Ecology and Evolution, 12(9):e9308. https://doi.org/10.1002/ece3.9308
Sündhofer, R., H. Mayrhofer, S. Werth, S. Dragiecevic, and C. Berg. 2021. Epiphytic bryophytes and lichens in Graz and Podgorica (Austria and Montenegro) Herzogia 34:299-326.
Werth, S., Pálsson, S. Þ., & Andrésson, Ó. S. (2021). Characterization of simple sequence repeat loci for Peltigera membranacea (lichenized Ascomycota) and its Nostoc photobiont. The Lichenologist, 53, 457-465. https://doi.org/10.1017/S0024282921000384
Werth, S., P. Meidl, and C. Scheidegger. 2021. Deep divergence between island populations in lichenized fungi. Scientific Reports 11:7428. https://doi.org/10.1038/s41598-021-86448-z
Spribille, T., A. M. Fryday, S. Perez-Ortega, M. Svensson, T. Tonsberg, S. Ekman, H. Holien, P. Resl, K. Schneider, E. Stabentheiner, H. Thus, J. Vondrak, and L. Sharman. 2020. Lichens and associated fungi from Glacier Bay National Park, Alaska. Lichenologist 52:61-181.
Chavarria-Pizarro, T., J. P. Gomez, J. Ungvari-Martin, R. Bay, M. M. Miyamoto, and R. Kimball. 2019. Strong phenotypic divergence in spite of low genetic structure in the endemic Mangrove Warbler subspecies (Setophaga petechia xanthotera) of Costa Rica. Ecology and Evolution 9:13902-13918. https://doi.org/10.1002/ece3.5826
Chytry, M., M. Horsak, J. Danihelka, N. Ermakov, D. A. German, M. Hajek, P. Hajkova, M. Koci, S. Kubesova, P. Lustyk, J. C. Nekola, V. P. Ricankova, Z. Preislerova, P. Resl, and M. Valachovic. 2019. A modern analogue of the Pleistocene steppe-tundra ecosystem in southern Siberia. Boreas 48:36-56.
Devkota, S., Werth, S., Chaudhary, R. P., & Scheidegger, C. (2019). Genetic diversity and structure of the epiphytic foliose lichen Lobaria pindarensis in the Himalayas depends on elevation. Fungal Ecology, 41, 245-255. https://doi.org/10.1016/j.funeco.2019.07.002
Devkota, S., Dymytrova, L., Chaudhary, R. P., Werth, S., & Scheidegger, C. (2019). Climate change-induced range shift of the endemic epiphytic lichen Lobaria pindarensis in the Hindu Kush Himalayan region. The Lichenologist, 51(2), 157-173. https://doi.org/10.1017/S002428291900001X
Zhao, J.-L., S. Werth, M. Ikegami, P. F. Gugger, and Victoria L. Sork. (2019). Historical interactions are predicted to be disrupted under future climate change: The case of lace lichen and valley oak. Journal of Biogeography 46:19-29.
Resl, P., F. Fernandez-Mendoza, H. Mayrhofer, and T. Spribille. (2018). The evolution of fungal substrate specificity in a widespread group of crustose lichens. Proceedings of the Royal Society B-Biological Sciences 285.
Ronnås, C., Werth, S., Ovaskainen, O., Várkonyi, G., Scheidegger, C., & Snäll, T. (2017). Discovery of long-distance gamete dispersal in a lichen-forming ascomycete. New Phytologist, 216(1), 216-226. https://doi.org/10.1111/nph.14714
Devkota, S., Keller, C., Olley, L., Werth, S., Chaudhary, R. P., & Scheidegger, C. (2017). Distribution and national conservation status of the lichen family Lobariaceae (Peltigerales): from subtropical luxuriant forests to the alpine scrub of Nepal Himalaya. Mycosphere, 8(4), 630-647. https://doi.org/10.5943/mycosphere/8/4/10
Gostner, W., Paternolli, M., Schleiss, A., Scheidegger, C., & Werth, S. (2017). Gravel bar inundation frequency: an important parameter for understanding riparian corridor dynamics. Aquatic Sciences, 79(4), 825-839.
Devkota, S., Chaudhary, R. P., Werth, S., & Scheidegger, C. (2017). Indigenous knowledge and use of lichens by the lichenophilic communities of the Nepal Himalaya. J Ethnobiol Ethnomed, 13(1), 15. https://doi.org/10.1186/s13002-017-0142-2
Devkota, S., Chaudhary, R. P., Werth, S., & Scheidegger, C. (2017). Trade and legislation: consequences for the conservation of lichens in the Nepal Himalaya. Biodiversity and Conservation, 26(10), 2491-2505. https://doi.org/10.1007/s10531-017-1371-3
Bergmann, T. C., & Werth, S. (2017). Intrathalline distribution of two lichenicolous fungi on Lobaria hosts – an analysis based on quantitative Real-Time PCR. Herzogia, 30(1), 253-271.
Werth, S., Reynisdóttir, S., Guðmundsson, H., & Andrésson, Ó. S. (2016). A fast and inexpensive high-throughput protocol for isolating high molecular weight genomic DNA from lichens. Herzogia, 29(2), 610-616.
Steinhäuser, S. S., Andrésson, Ó. S., Pálsson, A., & Werth, S. (2016). Fungal and cyanobacterial gene expression in a lichen symbiosis: Effect of temperature and location. Fungal Biology, 120(10), 1194–1208. https://doi.org/10.1016/j.funbio.2016.07.002
Sork, V. L., Gugger, P. F., Chen, J.-M., & Werth, S. (2016). Evolutionary lessons from California plant phylogeography. Proceedings of the National Academy of Science of the United States of America, 113(29), 8064–8071. https://doi.org/10.1073/pnas.1602675113
Chen, J.-M., Werth, S., & Sork, V. L. (2016). Comparison of phylogeographical structures of a lichen-forming fungus and its green algal photobiont in western North America. Journal of Biogeography, 43(5), 932-943. https://doi.org/10.1111/jbi.12697
Bässler, C., M. W. Cadotte, B. Beudert, C. Heibl, M. Blaschke, J. H. Bradtka, T. Langbehn, S. Werth, and J. Müller. 2016. Contrasting patterns of lichen functional diversity and species richness across an elevation gradient. Ecography 39:689-698. https://doi.org/10.1111/ecog.01789
Werth, S., V. P. W. Miao, Z. O. Jónsson, and Ó. S. Andrésson. 2015. High-throughput sequencing in studies of lichen population biology. Pages 61-94 in D. K. Upreti, P. K. Divakar, V. Shukla, and R. Bajpai, editors. Recent Advances in Lichenology. Modern Methods and Approaches in Lichen Systematics and Culture Techniques. Springer.
Singh, G., F. Dal Grande, S. Werth, and C. Scheidegger. 2015. Long term consequences of disturbances on reproductive strategies of the rare epiphytic lichen Lobaria pulmonaria: clonality a gift and a curse. FEMS Microbiology Ecology 91:1-11.
Gajurel, J. P., S. Werth, K. K. Shrestha, and C. Scheidegger. 2015. Species distribution modeling of Taxus wallichiana (Himalayan Yew) in Nepal Himalaya. Asian Journal of Conservation Biology 3:127-134.
Werth, S., & Sork, V. L. (2014). Ecological specialization in Trebouxia (Trebouxiophyceae) photobionts of Ramalina menziesii (Ramalinaceae) across six range-covering ecoregions of western North America. American Journal of Botany, 101(7), 1127-1140. doi:10.3732/ajb.1400025
Werth, S., Schödl, M., & Scheidegger, C. (2014). Dams and canyons disrupt gene flow among populations of a threatened riparian plant. Freshwater Biology, 59(12), 2502–2515. doi:https://doi.org/10.1111/fwb.12449
Werth, S., & Scheidegger, C. (2014). Gene flow within and between catchments in the threatened riparian plant Myricaria germanica. PLoS ONE, 9(6), e99400. doi:https://doi.org/10.1371/journal.pone.0099400
Werth, S., Cheenacharoen, S., & Scheidegger, C. (2014). Propagule size is not a good predictor for regional population subdivision or fine-scale spatial structure in lichenized fungi. Fungal Biology, 118, 126-138. doi:10.1016/j.funbio.2013.10.009
Sork, V. L., & Werth, S. (2014). Phylogeography of Ramalina menziesii, a widely distributed lichen-forming fungus in western North America. Molecular Ecology, 23, 2326-2339. doi:10.1111/mec.12735
Nyati, S., Scherrer, S., Werth, S., & Honegger, R. (2014). Green-algal photobiont diversity (Trebouxia spp.) in representatives of Teloschistaceae (Lecanoromycetes, lichen-forming ascomycetes). Lichenologist, 46(2), 189-212. doi:10.1017/S0024282913000819
Nyati, S., Bhattacharya, D., Werth, S., & Honegger, R. (2014). Phylogenetic analysis of LSU and SSU rDNA group I introns of lichen photobionts associated with the genera Xanthoria and Xanthomendoza (Teloschistaceae, lichenized Ascomycetes). Journal of Phycology, 49, 1154-1166. doi:10.1111/jpy.12126
Nadyeina, O., Dymytrova, L., Naumovych, A., Postoyalkin, S., Werth, S., Cheenacharoen, S., & Scheidegger, C. (2014). Microclimatic differentiation of gene pools in the Lobaria pulmonaria symbiosis in a primeval forest landscape. Molecular Ecology, 23(21), 5164-5178. doi:10.1111/mec.12928
Kophimai, Y., Peintinger, M., Werth, S., Cornejo, C., Scheidegger, C., & Bergamini, A. (2014). Ploidy level, genetic diversity and differentiation in two closely related mosses, Scorpidium cossonii and S. revolvens (Calliergonaceae). Journal of Bryology, 36(1), 33-43. doi:10.1179/1743282013Y.0000000078
Gajurel, J. P., Shrestha, K. K., Werth, S., & Scheidegger, C. (2014). Taxus wallichiana (Taxaceae) for livelihood of local people in Manaslu CA, Sagarmatha NP and Kanchenjunga CA, Nepal. Journal of Natural History Museum, 28, 1-8.
Devkota, S., Cornejo, C., Werth, S., Chaudhary, R. P., & Scheidegger, C. (2014). Characterization of microsatellite loci in the Himalayan lichen fungus Lobaria pindarensis (Lobariaceae). Applications in Plant Sciences, 2(5), 1300101. doi:10.3732/apps.1300101
Werth, S., Millanes, A. M., Wedin, M., & Scheidegger, C. (2013). Lichenicolous fungi show population subdivision by host species but do not share population history with their hosts. Fungal Biology, 117(1), 71-84. doi:10.1016/j.funbio.2012.11.007
Werth, S., Cornejo, C., & Scheidegger, C. (2013). Characterization of microsatellite loci in the lichen fungus Lobaria pulmonaria (Lobariaceae). Applications in Plant Sciences, 1(2), apps. 1200290. doi:10.3732/apps.1200290
Schoebel, C., S. Brodbeck, D. Buehler, C. Cornejo, J. P. Gajurel, H. Hartikainen, D. Keller, M. Leys, S. Říčanová, G. Segelbacher, S. Werth, and D. Csencsics. 2013. Lessons learned from microsatellite development for non-model organisms using 454 pyrosequencing. Journal of Evolutionary Biology 26:600-611. doi:10.1111/jeb.12077
Nyati, S., S. Werth, and R. Honegger. 2013. Genetic diversity of sterile cultured Trebouxia photobionts associated with the lichen-forming fungus Xanthoria parietina visualized with RAPD-PCR fingerprinting techniques. Lichenologist 45:825-840.
Gajurel, J. P., Cornejo, C., Werth, S., Shrestha, K. K., & Scheidegger, C. (2013). Development and characterization of microsatellite loci in the endangered species Taxus wallichiana (Taxaceae). Applications in Plant Sciences, 1(3), 1200281. doi:10.3732/apps.1200281
Werth, S., & Scheidegger, C. (2012). Congruent genetic structure in the lichen-forming fungus Lobaria pulmonaria and its green-algal photobiont. Molecular Plant-Microbe Interactions, 25(2), 220-230. doi:10.1094/MPMI -03-11-0081
Werth, S. (2012). Fungal-algal interactions in Ramalina menziesii and its associated epiphytic lichen community. Lichenologist, 44(4), 543–560. doi:10.1017/S0024282912000138
Scheidegger, C., Bilovitz, P. O., Werth, S., Widmer, I., & Mayrhofer, H. (2012). Hitchhiking with forests: population genetics of the epiphytic lichen Lobaria pulmonaria in primeval and managed forests in Southeastern Europe. Ecology and Evolution, 2(9), 2223-2240. doi:10.1002/ece3.341
Werth, S., & Scheidegger, C. (2011). Isolation and characterization of 22 nuclear and 5 chloroplast microsatellite loci in the threatened riparian plant Myricaria germanica (Tamaricaceae, Caryophyllales). Conservation Genetics Resources, 3, 445–448. doi:https://doi.org/10.1007/s12686-010-9376-1
Boch, S., Prati, D., Werth, S., Rüetschi, J., & Fischer, M. (2011). Lichen endozoochory by snails. PLoS ONE, 6(4), e18770. doi:10.1371/journal.pone.0018770
Werth, S. (2011). Biogeography and phylogeography of lichen fungi and their photobionts. In D. Fontaneto (Ed.), Biogeography of micro-organisms. Is everything small everywhere? (pp. 191-208). New York: Cambridge University Press.
Werth, S., & Sork, V. L. (2010). Identity and genetic structure of the photobiont of the epiphytic lichen Ramalina menziesii on three oak species in southern California. American Journal of Botany, 97(5), 821-830 doi:10.3732/ajb.0900276
Werth, S., Cornejo, C., & Scheidegger, C. (2010). A species-specific real-time PCR assay for identification of three lichen-forming fungi, Lobaria pulmonaria, Lobaria immixta, and Lobaria macaronesica. Molecular Ecology Resources, 10(2), 401-403. doi:10.1111/j.1755-0998.2009.02760.x
Werth, S. (2010). Optimal sample sizes and allelic diversity in studies of the genetic variability of mycobiont and photobiont populations. Lichenologist, 43(1), 1-9. doi:10.1017/S0024282910000563
Werth, S. (2010). Population genetics of lichen-forming fungi – a review. Lichenologist, 42(5), 499-519. doi:10.1017/S0024282910000125
Scheidegger, C., & Werth, S. (2009). Conservation strategies for lichens: insights from population biology. Fungal Biology Reviews, 23, 55-66. doi:10.1016/j.fbr.2009.10.003
Moning, C., Werth, S., Dziock, F., Bässler, C., Bradtka, J., Hothorn, T., & Müller, J. (2009). Lichen diversity in temperate montane forests is influenced by forest structure more than climate. Forest Ecology and Management, 258, 745-751. doi:10.1016/j.foreco.2009.05.015
Werth, S., & Sork, V. L. (2008). Local genetic structure in a North American epiphytic lichen, Ramalina menziesii (Ramalinaceae). American Journal of Botany, 95(5), 568-576. doi:10.3732/ajb.2007024
Werth, S., Gugerli, F., Holderegger, R., Wagner, H. H., Csencsics, D., & Scheidegger, C. (2007). Landscape-level gene flow in Lobaria pulmonaria, an epiphytic lichen. Molecular Ecology 16(13), 2807-2815. doi:10.1111/j.1365-294X.2007.03344.x
Werth, S., Wagner, H. H., Holderegger, R., Kalwij, J. M., & Scheidegger, C. (2006). Effect of disturbances on the genetic diversity of an old-forest associated lichen. Molecular Ecology, 15(4), 911-921. doi:https://doi.org/10.1111/j.1365-294X.2006.02838.x
Werth, S., Wagner, H. H., Gugerli, F., Holderegger, R., Csencsics, D., Kalwij, J. M., & Scheidegger, C. (2006). Quantifying dispersal and establishment limitation in a population of an epiphytic lichen. Ecology, 87(8), 2037-2046. doi:10.1890/0012-9658(2006)87[2037:QDAELI]
Wagner, H. H., Werth, S., Kalwij, J. M., Bolli, J. C., & Scheidegger, C. (2006). Modelling forest recolonization by an epiphytic lichen using a landscape genetic approach. Landscape Ecology, 21(6), 849-865. doi:10.1007/s10980-005-5567-7
Werth, S., Tømmervik, H., & Elvebakk, A. (2005). Epiphytic macrolichen communities along regional gradients in northern Norway. Journal of Vegetation Science, 16(2), 199-208. doi:10.1111/j.1654-1103.2005.tb02356.x
Almer J., and S. Werth 2024. Effects of organic substrates on growth rate parameters of a boreal cyanolichen. Lichenologist (in press). https://doi.org/10.1017/S0024282924000227
Sun K., and S. Werth 2024. Journey to the West: Migration patterns of the riparian montane genus Myricaria. Flora 321:152639. https://doi.org/10.1016/j.flora.2024.152639
Goss, A., and S. Werth. 2024. New microsatellite loci to quantify genetic diversity of the photosymbiodeme-forming lichen Sticta canariensis. Lichenologist 56(1): 39-45. https://doi.org/10.1017/S0024282923000622
Almer, J., P. Resl, H. Gudmundsson, D. Warshan, S. Andrésson Ó, and S. Werth. 2023. Symbiont-specific responses to environmental cues in a threesome lichen symbiosis. Molecular Ecology 32(5), 1045-1061, https://doi.org/10.1111/mec.16814
Beckett, R. P., T. Roach, F. Minibaeva, and S. Werth. 2023. Alternative electron transport pathways contribute to tolerance to high light stress in lichenized algae. Physiologia Plantarum 175:e13904. https://doi.org/10.1111/ppl.13904
Wyczanska, M., K. Wacker, P.S. Dyer, and S. Werth. 2023. Local-scale panmixia in the lichenized fungus Xanthoria parietina contrasts with substantial genetic structure in its Trebouxia photobionts. Lichenologist 55(2), 69-79, https://doi.org/10.1017/S002428292300004X
Chavarria-Pizarro, T., Resl, P., Janjic, A., & Werth, S. (2022). Gene expression responses to thermal shifts in the endangered lichen Lobaria pulmonaria. Molecular Ecology, 31(3), 839-858. https://doi.org/10.1111/mec.16281
Chavarria Pizarro, T.#, P. Resl, T. Kuhl-Nagel, A. Janjic, F. Fernandez Mendoza, and S. Werth# (2022). Antibiotic induced treatments reveal stress responsive gene expression in the endangered lichen Lobaria pulmonaria. Journal of Fungi, 8(6) 625. #corresponding authors. https://doi.org/10.3390/jof8060625
Gerasimova, J. V., Beck, A., Werth, S.*, & Resl, P.* (2022). High diversity of type I polyketide genes in Bacidia rubella as revealed by the comparative analysis of 23 lichen genomes. Journal of Fungi, 8(5), 449. https://doi.org/10.3390/jof8050449 *Authors contributed equally
Kraft, M., Scheidegger, C., & Werth, S. (2022). Stressed out: The effects of heat stress and parasitism on gene expression in the lichen-forming fungus Lobaria pulmonaria. Lichenologist, 54, 71-83. https://doi.org/10.1017/S0024282921000463
Resl, P., A. R. Bujold, G. Tagirdzhanova, P. Meidl, S. Freire Rallo, M. Kono, S. Fernández-Brime, H. Guðmundsson, Ó. S. Andrésson, L. Muggia, H. Mayrhofer, J. P. McCutcheon, M. Wedin, S. Werth, L. M. Willis, and T. Spribille. 2022. Large differences in carbohydrate degradation and transport potential among lichen fungal symbionts. Nature Communications, 13, 2634. https://doi.org/10.1038/s41467-022-30218-6
Sebald, V.*, A. J. Goss*, E. Ramm, J. V. Gerasimova, and S. Werth. 2022. NO2 air pollution drives species composition, but tree traits drive species diversity of urban epiphytic lichen communities. Environmental Pollution, 308:119678. https://doi.org/10.1016/j.envpol.2022.119678 *Authors contributed equally.
Yang, M.-X., S. Werth, L.-S. Wang, and C. Scheidegger. 2022. Phylogeographic analyses of an epiphytic foliose lichen show multiple dispersal events westward from the Hengduan Mountains of Yunnan into the Himalayas. Ecology and Evolution, 12(9):e9308. https://doi.org/10.1002/ece3.9308
Sündhofer, R., H. Mayrhofer, S. Werth, S. Dragiecevic, and C. Berg. 2021. Epiphytic bryophytes and lichens in Graz and Podgorica (Austria and Montenegro) Herzogia 34:299-326.
Werth, S., Pálsson, S. Þ., & Andrésson, Ó. S. (2021). Characterization of simple sequence repeat loci for Peltigera membranacea (lichenized Ascomycota) and its Nostoc photobiont. The Lichenologist, 53, 457-465. https://doi.org/10.1017/S0024282921000384
Werth, S., P. Meidl, and C. Scheidegger. 2021. Deep divergence between island populations in lichenized fungi. Scientific Reports 11:7428. https://doi.org/10.1038/s41598-021-86448-z
Spribille, T., A. M. Fryday, S. Perez-Ortega, M. Svensson, T. Tonsberg, S. Ekman, H. Holien, P. Resl, K. Schneider, E. Stabentheiner, H. Thus, J. Vondrak, and L. Sharman. 2020. Lichens and associated fungi from Glacier Bay National Park, Alaska. Lichenologist 52:61-181.
Chavarria-Pizarro, T., J. P. Gomez, J. Ungvari-Martin, R. Bay, M. M. Miyamoto, and R. Kimball. 2019. Strong phenotypic divergence in spite of low genetic structure in the endemic Mangrove Warbler subspecies (Setophaga petechia xanthotera) of Costa Rica. Ecology and Evolution 9:13902-13918. https://doi.org/10.1002/ece3.5826
Chytry, M., M. Horsak, J. Danihelka, N. Ermakov, D. A. German, M. Hajek, P. Hajkova, M. Koci, S. Kubesova, P. Lustyk, J. C. Nekola, V. P. Ricankova, Z. Preislerova, P. Resl, and M. Valachovic. 2019. A modern analogue of the Pleistocene steppe-tundra ecosystem in southern Siberia. Boreas 48:36-56.
Devkota, S., Werth, S., Chaudhary, R. P., & Scheidegger, C. (2019). Genetic diversity and structure of the epiphytic foliose lichen Lobaria pindarensis in the Himalayas depends on elevation. Fungal Ecology, 41, 245-255. https://doi.org/10.1016/j.funeco.2019.07.002
Devkota, S., Dymytrova, L., Chaudhary, R. P., Werth, S., & Scheidegger, C. (2019). Climate change-induced range shift of the endemic epiphytic lichen Lobaria pindarensis in the Hindu Kush Himalayan region. The Lichenologist, 51(2), 157-173. https://doi.org/10.1017/S002428291900001X
Zhao, J.-L., S. Werth, M. Ikegami, P. F. Gugger, and Victoria L. Sork. (2019). Historical interactions are predicted to be disrupted under future climate change: The case of lace lichen and valley oak. Journal of Biogeography 46:19-29.
Resl, P., F. Fernandez-Mendoza, H. Mayrhofer, and T. Spribille. (2018). The evolution of fungal substrate specificity in a widespread group of crustose lichens. Proceedings of the Royal Society B-Biological Sciences 285.
Ronnås, C., Werth, S., Ovaskainen, O., Várkonyi, G., Scheidegger, C., & Snäll, T. (2017). Discovery of long-distance gamete dispersal in a lichen-forming ascomycete. New Phytologist, 216(1), 216-226. https://doi.org/10.1111/nph.14714
Devkota, S., Keller, C., Olley, L., Werth, S., Chaudhary, R. P., & Scheidegger, C. (2017). Distribution and national conservation status of the lichen family Lobariaceae (Peltigerales): from subtropical luxuriant forests to the alpine scrub of Nepal Himalaya. Mycosphere, 8(4), 630-647. https://doi.org/10.5943/mycosphere/8/4/10
Gostner, W., Paternolli, M., Schleiss, A., Scheidegger, C., & Werth, S. (2017). Gravel bar inundation frequency: an important parameter for understanding riparian corridor dynamics. Aquatic Sciences, 79(4), 825-839.
Devkota, S., Chaudhary, R. P., Werth, S., & Scheidegger, C. (2017). Indigenous knowledge and use of lichens by the lichenophilic communities of the Nepal Himalaya. J Ethnobiol Ethnomed, 13(1), 15. https://doi.org/10.1186/s13002-017-0142-2
Devkota, S., Chaudhary, R. P., Werth, S., & Scheidegger, C. (2017). Trade and legislation: consequences for the conservation of lichens in the Nepal Himalaya. Biodiversity and Conservation, 26(10), 2491-2505. https://doi.org/10.1007/s10531-017-1371-3
Bergmann, T. C., & Werth, S. (2017). Intrathalline distribution of two lichenicolous fungi on Lobaria hosts – an analysis based on quantitative Real-Time PCR. Herzogia, 30(1), 253-271.
Werth, S., Reynisdóttir, S., Guðmundsson, H., & Andrésson, Ó. S. (2016). A fast and inexpensive high-throughput protocol for isolating high molecular weight genomic DNA from lichens. Herzogia, 29(2), 610-616.
Steinhäuser, S. S., Andrésson, Ó. S., Pálsson, A., & Werth, S. (2016). Fungal and cyanobacterial gene expression in a lichen symbiosis: Effect of temperature and location. Fungal Biology, 120(10), 1194–1208. https://doi.org/10.1016/j.funbio.2016.07.002
Sork, V. L., Gugger, P. F., Chen, J.-M., & Werth, S. (2016). Evolutionary lessons from California plant phylogeography. Proceedings of the National Academy of Science of the United States of America, 113(29), 8064–8071. https://doi.org/10.1073/pnas.1602675113
Chen, J.-M., Werth, S., & Sork, V. L. (2016). Comparison of phylogeographical structures of a lichen-forming fungus and its green algal photobiont in western North America. Journal of Biogeography, 43(5), 932-943. https://doi.org/10.1111/jbi.12697
Bässler, C., M. W. Cadotte, B. Beudert, C. Heibl, M. Blaschke, J. H. Bradtka, T. Langbehn, S. Werth, and J. Müller. 2016. Contrasting patterns of lichen functional diversity and species richness across an elevation gradient. Ecography 39:689-698. https://doi.org/10.1111/ecog.01789
Werth, S., V. P. W. Miao, Z. O. Jónsson, and Ó. S. Andrésson. 2015. High-throughput sequencing in studies of lichen population biology. Pages 61-94 in D. K. Upreti, P. K. Divakar, V. Shukla, and R. Bajpai, editors. Recent Advances in Lichenology. Modern Methods and Approaches in Lichen Systematics and Culture Techniques. Springer.
Singh, G., F. Dal Grande, S. Werth, and C. Scheidegger. 2015. Long term consequences of disturbances on reproductive strategies of the rare epiphytic lichen Lobaria pulmonaria: clonality a gift and a curse. FEMS Microbiology Ecology 91:1-11.
Gajurel, J. P., S. Werth, K. K. Shrestha, and C. Scheidegger. 2015. Species distribution modeling of Taxus wallichiana (Himalayan Yew) in Nepal Himalaya. Asian Journal of Conservation Biology 3:127-134.
Werth, S., & Sork, V. L. (2014). Ecological specialization in Trebouxia (Trebouxiophyceae) photobionts of Ramalina menziesii (Ramalinaceae) across six range-covering ecoregions of western North America. American Journal of Botany, 101(7), 1127-1140. doi:10.3732/ajb.1400025
Werth, S., Schödl, M., & Scheidegger, C. (2014). Dams and canyons disrupt gene flow among populations of a threatened riparian plant. Freshwater Biology, 59(12), 2502–2515. doi:https://doi.org/10.1111/fwb.12449
Werth, S., & Scheidegger, C. (2014). Gene flow within and between catchments in the threatened riparian plant Myricaria germanica. PLoS ONE, 9(6), e99400. doi:https://doi.org/10.1371/journal.pone.0099400
Werth, S., Cheenacharoen, S., & Scheidegger, C. (2014). Propagule size is not a good predictor for regional population subdivision or fine-scale spatial structure in lichenized fungi. Fungal Biology, 118, 126-138. doi:10.1016/j.funbio.2013.10.009
Sork, V. L., & Werth, S. (2014). Phylogeography of Ramalina menziesii, a widely distributed lichen-forming fungus in western North America. Molecular Ecology, 23, 2326-2339. doi:10.1111/mec.12735
Nyati, S., Scherrer, S., Werth, S., & Honegger, R. (2014). Green-algal photobiont diversity (Trebouxia spp.) in representatives of Teloschistaceae (Lecanoromycetes, lichen-forming ascomycetes). Lichenologist, 46(2), 189-212. doi:10.1017/S0024282913000819
Nyati, S., Bhattacharya, D., Werth, S., & Honegger, R. (2014). Phylogenetic analysis of LSU and SSU rDNA group I introns of lichen photobionts associated with the genera Xanthoria and Xanthomendoza (Teloschistaceae, lichenized Ascomycetes). Journal of Phycology, 49, 1154-1166. doi:10.1111/jpy.12126
Nadyeina, O., Dymytrova, L., Naumovych, A., Postoyalkin, S., Werth, S., Cheenacharoen, S., & Scheidegger, C. (2014). Microclimatic differentiation of gene pools in the Lobaria pulmonaria symbiosis in a primeval forest landscape. Molecular Ecology, 23(21), 5164-5178. doi:10.1111/mec.12928
Kophimai, Y., Peintinger, M., Werth, S., Cornejo, C., Scheidegger, C., & Bergamini, A. (2014). Ploidy level, genetic diversity and differentiation in two closely related mosses, Scorpidium cossonii and S. revolvens (Calliergonaceae). Journal of Bryology, 36(1), 33-43. doi:10.1179/1743282013Y.0000000078
Gajurel, J. P., Shrestha, K. K., Werth, S., & Scheidegger, C. (2014). Taxus wallichiana (Taxaceae) for livelihood of local people in Manaslu CA, Sagarmatha NP and Kanchenjunga CA, Nepal. Journal of Natural History Museum, 28, 1-8.
Devkota, S., Cornejo, C., Werth, S., Chaudhary, R. P., & Scheidegger, C. (2014). Characterization of microsatellite loci in the Himalayan lichen fungus Lobaria pindarensis (Lobariaceae). Applications in Plant Sciences, 2(5), 1300101. doi:10.3732/apps.1300101
Werth, S., Millanes, A. M., Wedin, M., & Scheidegger, C. (2013). Lichenicolous fungi show population subdivision by host species but do not share population history with their hosts. Fungal Biology, 117(1), 71-84. doi:10.1016/j.funbio.2012.11.007
Werth, S., Cornejo, C., & Scheidegger, C. (2013). Characterization of microsatellite loci in the lichen fungus Lobaria pulmonaria (Lobariaceae). Applications in Plant Sciences, 1(2), apps. 1200290. doi:10.3732/apps.1200290
Schoebel, C., S. Brodbeck, D. Buehler, C. Cornejo, J. P. Gajurel, H. Hartikainen, D. Keller, M. Leys, S. Říčanová, G. Segelbacher, S. Werth, and D. Csencsics. 2013. Lessons learned from microsatellite development for non-model organisms using 454 pyrosequencing. Journal of Evolutionary Biology 26:600-611. doi:10.1111/jeb.12077
Nyati, S., S. Werth, and R. Honegger. 2013. Genetic diversity of sterile cultured Trebouxia photobionts associated with the lichen-forming fungus Xanthoria parietina visualized with RAPD-PCR fingerprinting techniques. Lichenologist 45:825-840.
Gajurel, J. P., Cornejo, C., Werth, S., Shrestha, K. K., & Scheidegger, C. (2013). Development and characterization of microsatellite loci in the endangered species Taxus wallichiana (Taxaceae). Applications in Plant Sciences, 1(3), 1200281. doi:10.3732/apps.1200281
Werth, S., & Scheidegger, C. (2012). Congruent genetic structure in the lichen-forming fungus Lobaria pulmonaria and its green-algal photobiont. Molecular Plant-Microbe Interactions, 25(2), 220-230. doi:10.1094/MPMI -03-11-0081
Werth, S. (2012). Fungal-algal interactions in Ramalina menziesii and its associated epiphytic lichen community. Lichenologist, 44(4), 543–560. doi:10.1017/S0024282912000138
Scheidegger, C., Bilovitz, P. O., Werth, S., Widmer, I., & Mayrhofer, H. (2012). Hitchhiking with forests: population genetics of the epiphytic lichen Lobaria pulmonaria in primeval and managed forests in Southeastern Europe. Ecology and Evolution, 2(9), 2223-2240. doi:10.1002/ece3.341
Werth, S., & Scheidegger, C. (2011). Isolation and characterization of 22 nuclear and 5 chloroplast microsatellite loci in the threatened riparian plant Myricaria germanica (Tamaricaceae, Caryophyllales). Conservation Genetics Resources, 3, 445–448. doi:https://doi.org/10.1007/s12686-010-9376-1
Boch, S., Prati, D., Werth, S., Rüetschi, J., & Fischer, M. (2011). Lichen endozoochory by snails. PLoS ONE, 6(4), e18770. doi:10.1371/journal.pone.0018770
Werth, S. (2011). Biogeography and phylogeography of lichen fungi and their photobionts. In D. Fontaneto (Ed.), Biogeography of micro-organisms. Is everything small everywhere? (pp. 191-208). New York: Cambridge University Press.
Werth, S., & Sork, V. L. (2010). Identity and genetic structure of the photobiont of the epiphytic lichen Ramalina menziesii on three oak species in southern California. American Journal of Botany, 97(5), 821-830 doi:10.3732/ajb.0900276
Werth, S., Cornejo, C., & Scheidegger, C. (2010). A species-specific real-time PCR assay for identification of three lichen-forming fungi, Lobaria pulmonaria, Lobaria immixta, and Lobaria macaronesica. Molecular Ecology Resources, 10(2), 401-403. doi:10.1111/j.1755-0998.2009.02760.x
Werth, S. (2010). Optimal sample sizes and allelic diversity in studies of the genetic variability of mycobiont and photobiont populations. Lichenologist, 43(1), 1-9. doi:10.1017/S0024282910000563
Werth, S. (2010). Population genetics of lichen-forming fungi – a review. Lichenologist, 42(5), 499-519. doi:10.1017/S0024282910000125
Scheidegger, C., & Werth, S. (2009). Conservation strategies for lichens: insights from population biology. Fungal Biology Reviews, 23, 55-66. doi:10.1016/j.fbr.2009.10.003
Moning, C., Werth, S., Dziock, F., Bässler, C., Bradtka, J., Hothorn, T., & Müller, J. (2009). Lichen diversity in temperate montane forests is influenced by forest structure more than climate. Forest Ecology and Management, 258, 745-751. doi:10.1016/j.foreco.2009.05.015
Werth, S., & Sork, V. L. (2008). Local genetic structure in a North American epiphytic lichen, Ramalina menziesii (Ramalinaceae). American Journal of Botany, 95(5), 568-576. doi:10.3732/ajb.2007024
Werth, S., Gugerli, F., Holderegger, R., Wagner, H. H., Csencsics, D., & Scheidegger, C. (2007). Landscape-level gene flow in Lobaria pulmonaria, an epiphytic lichen. Molecular Ecology 16(13), 2807-2815. doi:10.1111/j.1365-294X.2007.03344.x
Werth, S., Wagner, H. H., Holderegger, R., Kalwij, J. M., & Scheidegger, C. (2006). Effect of disturbances on the genetic diversity of an old-forest associated lichen. Molecular Ecology, 15(4), 911-921. doi:https://doi.org/10.1111/j.1365-294X.2006.02838.x
Werth, S., Wagner, H. H., Gugerli, F., Holderegger, R., Csencsics, D., Kalwij, J. M., & Scheidegger, C. (2006). Quantifying dispersal and establishment limitation in a population of an epiphytic lichen. Ecology, 87(8), 2037-2046. doi:10.1890/0012-9658(2006)87[2037:QDAELI]
Wagner, H. H., Werth, S., Kalwij, J. M., Bolli, J. C., & Scheidegger, C. (2006). Modelling forest recolonization by an epiphytic lichen using a landscape genetic approach. Landscape Ecology, 21(6), 849-865. doi:10.1007/s10980-005-5567-7
Werth, S., Tømmervik, H., & Elvebakk, A. (2005). Epiphytic macrolichen communities along regional gradients in northern Norway. Journal of Vegetation Science, 16(2), 199-208. doi:10.1111/j.1654-1103.2005.tb02356.x
