Abstract
Athrotaxis D. Don (Cupressaceae) is a relictual conifer genus and is comprised of two or three ecologically divergent species endemic to Tasmania. Utilizing RNA-seq data obtained by next generation sequencing techniques, 16 polymorphic EST-SSR (simple sequence repeats in expressed sequence tags) markers with 2–15 alleles in nuclear and mitochondria genomes were developed and characterized. These markers will be used to investigate the speciation and hybridisation processes in the genus, the species’ range-wide genetic structure and diversity and the importance of clonality in maintaining current populations.
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Acknowledgments
The authors thank Samuel Martins and Stuart MacDonald for assistance in the field, Madoka Hirano for help with processing samples and the Department of Primary Industries, Parks, Water and Environment, Tasmanian Government, for providing collection permits. Funding was provided by the Australian Research Council (DP120100501), a Japan Society for the Promotion of Science Grant-in-Aid for Scientific Research (JSPS KAKENHI 26850098), and the Environment Research and Technology Development Fund of the Ministry of the Environment (4-1403).
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Appendix
Appendix
Information of the plant samples used for the initial PCR amplification trials
Species | Locality | GPS coordinates | Voucher no. |
---|---|---|---|
A. cupressoides D. Don | Mt. Kate, Tasmania | 41°38′10.0″S, 145°57′02.8″E | KYO 00019887 |
A. cupressoides D. Don | Lake Dobson, Tasmania | 42°41′05.5″S, 146°35′34.6″E | KYO 00019888 |
A. cupressoides D. Don | Ouse River, Tasmania | 41°53′49.0″S, 146°36′59.7″E | KYO 00019889 |
A. laxifolia Hook. | Tarn Shelf, Tasmania | 42°40′07.5″S, 146°33′37.0″E | KYO 00019890 |
A. laxifolia Hook. | Tarn Shelf, Tasmania | 42°39′27.8″S, 146°34′02.8″E | KYO 00019891 |
A. selaginoides D.Don | Mt. Black, Tasmania | 41°47′04.6″S, 145°35′37.4″E | KYO 00019884 |
A. selaginoides D. Don | Collingwood River, Tasmania | 42°07′27.0″S, 145°49′56.5″E | KYO 00019885 |
A. selaginoides D. Don | Tarn Shelf, Tasmania | 42°40′40.0″S, 146°34′11.0″E | KYO 00019886 |
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Sakaguchi, S., Worth, J.R.P., Jordan, G.J. et al. Development of nuclear and mitochondrial microsatellite markers for the relictual conifer genus Athrotaxis (Cupressaceae). Conservation Genet Resour 7, 477–481 (2015). https://doi.org/10.1007/s12686-014-0400-8
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DOI: https://doi.org/10.1007/s12686-014-0400-8