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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.


CCDB → Angiosperms → Compositae → Petasites → Petasites japonicus (Siebold & Zucc.) Maxim.

9 chromosome counts in Petasites japonicus (Siebold & Zucc.) Maxim.:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
!   Petasites japonicus (Siebold & Zucc.) Maxim. Petasites japonicus (Siebold & Zucc.) Maxim.   60 flora of NW Europe http://wbd.etibioinformatics.nl/bis/flora.php?selected=beschrijving&menuentry=soorten&id=4112
!   Petasites japonicus (Siebold & Zucc.) Maxim. Petasites japonicus (Siebold & Zucc.) Maxim.   84-87 Flora Europaea S^rensen &
!   Petasites japonicus (Siebold & Zucc.) Maxim. Petasites japonicus (Siebold & Zucc.) Maxim.   87(1) Asteracea Yamamoto 1931 The study on the plant chromosomes (Shockubutsu Senshokutaisu no Kenkyu (Tokyo))
  Petasites japonicus subsp. japonicus Petasites japonicus (Siebold & Zucc.) Maxim.   58(1) Asteracea Koyama 1966a Acta Phytotax. Geobot.
!   Petasites japonicus var. japonicus Petasites japonicus (Siebold & Zucc.) Maxim.   87(25) Asteracea Imazu ＆ F. 1962 J. Hort. Soc. Japan (= Hort. Sci.)
!   Petasites japonicus var. japonicus Petasites japonicus (Siebold & Zucc.) Maxim.   87(20) Asteracea Imazu ＆ F. 1962 J. Hort. Soc. Japan (= Hort. Sci.)
!   Petasites japonicus (Siebold & Zucc.) Maxim. Petasites japonicus (Siebold & Zucc.) Maxim.   87 + 3, 84-87 IPCN65 Sorensen & C.1964
!   Petasites japonicus (Siebold & Zucc.) Maxim. Petasites japonicus (Siebold & Zucc.) Maxim.   60 IPCN online Funamoto, T., H. YUASA & F. Maekawa. 1981. Karyotype of Petasites japonicus var. giganteus (dwarf) in Usu volcanic zone. Kromosomo 23: 676–681.
!   Petasites japonicus (Siebold & Zucc.) Maxim. Petasites japonicus (Siebold & Zucc.) Maxim.   87 Darlington, 1955 Yamamoto, " K. 1931