REFERENCES
- AnderssonMS, Schultze-KraftR, PetersM, DuqueMC, GallegoG. 2007. Extent and structure of genetic diversity in a collection of the tropical multipurpose shrub legume Cratylia argentea (Desv.) O, Kuntze as revealed by RAPD markers. Elec J Biot10: 386–399.
- BallardHE, SytsmaKJ. 2000. Evolution and biogeography of the woody Hawaiian violets (Viola, Violaceae): Arctic origins, herbaceous ancestry and bird dispersal. Evolution54: 1521–1532.
- BenharratH, VeronesiC, TheodetC, ThalouarnP. 2002. Orobanche species and population discrimination using inter-simple sequence repeat. Weed Res42: 470–475.
- Bodo-SlotaTA, PorterDM. 2006. Genetic variation within and between Iliamna corei and Iliamnaremota (Malvaceae): Implications for species delimitation. Bot J Linn Soc151: 345–354.
- BuldriniF, DallaiD. 2011. Viola pumila Chaix. Inf Bot Ital43: 435–438.
- CarvalhoA, Lima-BritoJ, MaçãsB, Guedes-PintoH. 2009. Genetic diversity and variation among botanical varieties of old Portuguese wheat cultivars revealed by ISSR assays. Biochem Genet47: 276–294.
- CulleyTM, SbitaSJ, WickA. 2007. Population genetic effects of urban habitat fragmentation in the perennial herb Viola pubescens (Violaceae) using ISSR markers. Ann Bot100: 91–100.
- CulleyTM, WolfeAD. 2001. Population genetic structure of the cleistogamous plant species Viola pubescens, as indicated by isozyme and ISSR molecular markers. Heredity86: 545–556.
- DanihelkaJ, NiklfeldH, ŠípošováH. 2009. Viola elatior, V. pumila and V. stagnina in Austria, Czechia and Slovakia: A story of decline. Preslia81: 151–171.
- de CarvalhoAIF, MoraisF, CoutinhoJP, Guedes-PintoHDP, Lima-BritoJ. 2011. Cytogenetics, morphological, yield, and molecular characterization of the Portuguese bread wheat “Barbela”. Plant Biosyst145: 540–552.
- Eckstein RL. 2007. Population biology of rare plants: The effects of ecological and genetic processes for the growth and viability of populations of three endangered floodplain violets [dissertation], Giessen (DE): Justus-Liebig-Universität. Available: http://geb.uni-giessen.de/geb/volltexte/2008/6456/.
- EcksteinRL, DanihelkaJ, HölzelN, OtteA. 2004. The effects of management and environmental variation on population stage structure in three river-corridor violets. Acta Oecol25: 83–91.
- EcksteinRL, HölzelN, DanihelkaJ. 2006a. Biological flora of Central Europe: Viola elatior, V. pumila and V. stagnina. Perspect Plant Ecol8: 45–66.
- EcksteinRL, O'NeillRA, DanihelkaJ, OtteSA, KöhlerW. 2006b. Genetic structure among and within peripheral and central populations of three endangered floodplain violets. Mol Ecol15: 2367–2379.
- FioriA, BéguinotA, PampaniniR. 1908. Schedae ad Floram Italicam Exsiccatam, centuriae IX–X, n. 821. Nuovo Giorn Bot Ital15: 445–533.
- GalvánMZ, LanteriAA, Menéndez SevillanoMC, BalattiPA. 2010. Molecular characterisation of wild populations and landraces of common bean from northwestern Argentina. Plant Biosyst144: 365–372.
- GonzalesE, HamrickJL. 2005. Distribution of genetic diversity among disjunct populations of the rare forest understory herb, Trillium reliquum. Heredity95: 306–314.
- Hammer Ø, Harper DAT, Ryan PD. 2001. PAST: Paleontological statistics software package for education and data analysis, Palaeontol Electronica 4: 9. http://folk.uio.no/ohammer/past/.AccessedFeb201210..
- Holsinger KE, Lewis PO. 2007. Hickory: A package for analysis of population genetic data v 1.1, Storrs, CT: Department of Ecology and Evolutionary Biology, University of Connecticut, Available: http://darwin.eeb.uconn.edu/hickory/software.html. Accessed Jan 2012 13.
- HölzelN, DonathT, BisselsS, OtteA. 2002. Auengrünlandrenaturierung am hessischen Oberrhein – Defizite und Erfolge nach 15 Jahren Laufzeit. Schr-R Vegetationsk36: 131–137.
- JiménezJF, Sánchez-GómezP. 2012. Molecular taxonomy and genetic diversity of Moricandiamoricandioides subsp, pseudofoetida compared to wild relatives. Plant Biosyst146: 99–105.
- KhanS, VaishaliSharma V. 2010. Genetic differentiation and diversity analysis of medicinal tree Syzygium cumini (Myrtaceae) from ecologically different regions of India. Physiol Mol Biol Plants16: 149–158.
- KirschnerJ, SkalickýV. 1990. Viola L. – violka. In: HejnýS, SlavíkB, editors. Květena České republiky. 2. Praha: Academia. pp. 394–431.
- KorneckD, SchnittlerM, KlingensteinF, LudwigG, TaklaM, BohnU, MayR. 1998. Warum verarmt unsere Flora? Auswertung der Roten Listen der Farn- und Blütenpflanzen Deutschlands. Schr-R Vegetationsk29: 299–444.
- LuanSS, ChiangTY, GongX. 2006. High genetic diversity vs. low genetic differentiation in Nouelia insignis (Asteraceae), a narrowly distributed and endemic species in China, revealed by ISSR fingerprinting. Ann Bot98: 583–589.
- MartínJP, Sánchez-YélamoMD. 2000. Genetic relationships among species of the genus Diplotaxis (Brassicaceae) using inter-simple sequence repeat markers. Theor Appl Genet101: 1234–1241.
- MooreDM, HarveyMJ. 1961. Cytogenetic relationships of Viola lactea Sm. and other West European Arosulate violets. New Phytol60: 85–95.
- ParlatoreF. 1890. Flora Italiana (Caruel T. cur.), 9: Rutiflore, Cruciflore, Tiliiflore. Firenze: Le Monnier. pp. 10–92.
- Peakall R, Smouse PE. 2006. GENALEX 6: Genetic analysis in Excel. Population genetic software for teaching and researchMol Ecol Notes6, pp. 288–295, Available: http://www.anu.edu.au/BoZo/GenAlEx/new_version.php. Accessed Jan 2012 31.
- RevedinP. 1909. Contributo alla flora vascolare della provincia di Ferrara. Nuovo Giorn Bot Ital16: 269–333.
- SłomkaA, SutkowskaA, SzczepaniakM, MalecP, MitkaJ, KutaE. 2011. Increased genetic diversity of Viola tricolor L. (Violaceae) in metal-polluted environments. Chemosphere83: 435–442.
- SofalianO, ChaparzadehN, JavanmardA, HejaziMS. 2008. Study the genetic diversity of wheat landraces from northwest of Iran based on ISSR molecular markers. Int J Agric Biol10: 465–468.
- SreekumarVB, RenukaC. 2006. Assessment of genetic diversity in Calamus thwaitesii Becc. (Arecaceae) using RAPD markers. Biochem Syst Ecol34: 397–405.
- SudupakMA. 2004. Inter and intra-species Inter Simple Sequence Repeat (ISSR) variations in the genus Cicer. Euphytica135: 229–238.
- ValentineDH. 1958. Cytotaxonomy of the rostrate violets. Proc Linn Soc Lond169: 132–134.
- ValentineDH. 1962. Variation and evolution in the genus Viola. Preslia34: 190–206.
- ValentineDH, MerxmullerH, SchmidtA. 1968. Viola L. In: TutinTG, HeywoodVH, BurgesNA, MooreDM, ValentineDH, WaltersSM, WebbDA, editors. Flora Europaea. 2. Cambridge: Cambridge University Press. pp. 270–282.
- Van den HofK, Van den BergRG, GravendeelB. 2008. Chalcone synthase gene lineage diversification confirms allopolyploid evolutionary relationships of European rostrate violets. Mol Biol Evol25: 2099–2108.
- WrightS. 1965. The interpretation of population structure by F-statistics with special regard to systems of mating. Evolution19: 395–420.
- WrightS. 1978. Evolution and the genetics of populations. Vol. 4. Variability within and among natural populations. Chicago: University of Chicago Press.
- YehFC, BoyleTJB, Population genetic analysis of co-dominant and dominant markers and quantitative traits. Belg. J. Bot129:157, Available: http://www.ualberta.ca/∼fyeh/popgene.html. Accessed Jan 2012 26.
- ZietkiewiczE, RafalskiA, LabudaD. 1994. Genome fingerprinting by simple sequence repeat (SSR)-anchored polymerase chain reaction amplification. Genomics20: 176–183.