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Prof. Itay Mayrose Lab – Plant Evolution, Bioinformatics, & Comparative Genomics







CCDB is a community resource. If you are aware of any missing data or if any of the counts are erroneous, please submit new counts, or report erroneous counts.


CCDBBryophytesRicciaceaeRicciaRiccia nigrella DC.

4 chromosome counts in Riccia nigrella DC.:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
  Riccia nigrella DC. Riccia nigrella DC. 9   IPCN online Dewey, R. M. 1988. Electrophoretic studies in Riccia subgenus Riccia (Hepaticopsida: Ricciaceae). Bryologist 91: 344–353.
  Riccia nigrella DC. Riccia nigrella DC. 8   IPCN online Bornefeld, T. 1989. The Riccia species of S- and SW-Africa: chromosome numbers and composition of the chromosome sets. Nova Hedwigia 48: 371–382.
  Riccia nigrella DC. Riccia nigrella DC. 8   IPCN67-71 JOVET-AST, s. 1970. Le caryotype des Ricciaceae. Rev. Bryol. Lichenol. n.s. 36: 673-689.
  Riccia nigrella DC. Riccia nigrella DC. 8,8,8,8,   Fritsch1991 Fritsch, Reinhard. Index to bryophyte chromosome counts. J. Cramer, 1991. by REINHARD FRITSCH