Blanché i Vergés, Cèsar

Bosch i Daniel, Maria

López i Pujol, Jordi

Simon Pallisé, Joan

Diposit Digital de la Universitat de Barcelona

Maria Bosch1, Joan Simon1, Jordi López-Pujol2 & Cèsar Blanché11BioC-GReB, Laboratori de Botànica, Facultat de Farmàcia, Universitat de Barcelona2BioC-GReB, Institut Botànic de Barcelona, CSIC-Ajuntament de BarcelonaDcdb BioC1999Simon, J., M. Bosch, J. Molero & C. Blanché (1999). A conspectof chromosome numbers in tribe Delphinieae (Ranunculaceae) Biodiversity Electronic Publications, 1 [on line]http://hdl.handle.net/2445/958752016Bosch, M., J. Simon, J. López-Pujol & C. Blanché (2016). DCDB: an updated on-linedatabase of chromosome numbers of tribe Delphinieae (Ranunculaceae)Dipòsit Digital de la Universitat de Barcelona [on line]http://hdl.handle.net/2445/98702Scope• Accurate extensive literature and internet survey• Published chromosome counts worldwide (1889-2016)• Tribe Delphinieae WarmingAconitum L.Gymnaconitum (Stapf) Wei Wang & Z. D. ChenDelphinium L. (including Staphisagria Spach)Consolida (DC.) S.F. GrayAconitella Spach.1889Delphinium ajacis L. [n = 12]Guignard, L. (1889)Étude sur les phénoménes morphologiques de lafécondation. Bull. Soc. Bot. France 36: 100-146.First reportResultsTechnical data• Updated 23/IV/2016 [Yearly updated in the future]• MsExcel© & MsAccess© Software [Future expansion to web search by Dreamweaver ©]• Available directly from the Digital Repository of the Universitat de Barcelona • Complete format: http://hdl.handle.net/2445/98702• Simultaneously, DCDB will contribute to the resources of CCDBTable structure: 8 fields3-column synonyms listingfor quick and easy browsingGeographicorigin of CNRRelevant notes ontaxonomic criteria,type of data, confidence, hybrid origin,studied populations...n, 2n (C-Values noted when accepted)Independent entriesfor distinct populationsThis make possible to identify the number of populations truly studied (in some cases, a single report in a given table of an standard database means, in fact, up to 60 analysed populations, which is informative of significant chromosome knowledge, for instance on variation levels of karyotype structureNumbers• Total number of reports: 2598• Increase vs. 1999 version: c. 137% added [1097 reports captured in the 1999 version]• Total number of reported species: 389 [ 44,5% of tribe ] / 467 taxa [ 46,7% of tribe ]This increase is due both to chromosome research progress (analyzed as counts/year) and an improved informationcapture system (including checking of populations location through Cyrillic, Japanese and Chinese writing systems).Additionally, recent taxonomic advances, synonimization and new phylogenetic criteria have also been taken in account.Knowledge evolutionCumulative number of chromosome counts publishedon Tribe Delphinieae (1889-2016) from data stored in DCDBNumber of chromosome counts published/year on DelphinieaePeaks point out significant contributionsGeographic origin of counts in DelphinieaeTop-10 countries with more CNR of Tribe Delphinieae from data stored in DCDBTop studied speciesAconitum septentrionale117 countsDelphinium elatum67 countsDelphinium hansenii66 countsConsolida ajacis 49 countsThe Delphinieae Chromosome Database (DCDB) provides the most complete current available information on chromosome numbers of Delphinieae, yearly updated andeasily available by a system searchable through both the UB Repository and international platforms as CCDB (Rice et al., 2015), to be useful for general building ofcytotaxonomical databases and for specific research ongoing projects of systematics of Ranunculaceae.Karyotype characteristicsBasic numbers and chromosome numbers in the tribe DelphinieaeGENUS              BASIC NUMBER (x)   CHROMOSOME NUMBER (2n)Aconitum 6*, 8 , 9*, 10*, 13* 12, 16, 17, 18, 20, 24, 26, 28, 30, 32, 34, 40, 46, 48, 52, 64Gymnaconitum 8 16Delphinium 8, 9*, 10* 16, 18, 20, 24, 32, 48Consolida 7*, 8, 9*, 10* 14, 16, 18, 20, 24Aconitella 6*, 8, 9* 12, 16, 18* uncommonIntraspecific diversity• In 20 species more than one different chromosome number has been reported• The most frequent case is sharing 2n = 16 and 2n = 18• The species with more different chromosome numbers is Aconitum palmatum (2n = 30, 32, 46, 48 and 52)• 81 species showed different ploidy levels• Some rare numbers, especially in perennials, are coming from anomalous, experimental or ornamental plants and some other deviating counts are doubtful or comingfrom very old literatureTribe diversity• The main basic number x = 8 is found at 2x, 3x, 4x, 5x, 6x, and 8x ploidylevels, whereas x = 9 is much rarer• Polyploidy is more frequent in perennial taxa (Aconitum and Delphiniums.str.)• Dysploidy (both increasing and decreasing) takes more importance inannuals and should be considered as a source of new evolutionaryopportunities• B-chromosomes have been only found in Aconitum (17 species)• The most frequent counts are 2n = 16 and 32 but counts of 2n = 12, 14, 17,18, 20, 24, 26, 28, 30, 34, 40, 46, 48, 52, and 64 have also been recorded.DCDB: an updated on-line database of chromosome numbers of tribe Delphinieae (Ranunculaceae)635 published names detected511 consensus names resolvedNot indicated To be confirmed

DCDB: an updated on-line data base of chromosome numbers of tribe Delphinieae (Ranunculaceae). [Congres]

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