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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.


CCDBAngiospermsCompositaeHydropectisHydropectis aquatica (S. Watson) Rydb.

4 chromosome counts in Hydropectis aquatica (S. Watson) Rydb.:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
  Hydropectis aquatica (S. Watson) Rydb. Hydropectis aquatica (S. Watson) Rydb. 9(1)   Asteracea Keil & S. 1977 Amer. J. Bot.
  Hydropectis aquatica (S. Watson) Rydb. Hydropectis aquatica (S. Watson) Rydb.   18 IPCN online Turner, B. L. & Z. Zhao. 1992. Documented chromosome numbers 1992: 2. Miscellaneous U.S.A. and Mexican species, mostly Asteraceae. Sida 15: 147–150.
  Hydropectis aquatica (S. Watson) Rydb. Hydropectis aquatica (S. Watson) Rydb.   18 IPCN online Zhao, Z. & B. L. Turner. 1993. Documented chromosome numbers 1993: 3. Miscellaneous U.S.A. and Mexican species, mostly Asteraceae. Sida 15: 649–653.
  Hydropectis aquatica (S. Watson) Rydb. Hydropectis aquatica (S. Watson) Rydb. 9   IPCN online Keil, D. J. & T. F. Stuessy. 1977. Chromosome counts of Compositae from Mexico and the United States. Amer. J. Bot. 64: 791–798.