CCDBAngiospermsBrassicaceaeBoecheraArabis holboellii var. retrofracta (Graham) Rydb.

2 chromosome counts in Arabis holboellii var. retrofracta (Graham) Rydb.:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
  Arabis holboellii var. retrofracta (Graham) Rydb. Boechera holboellii var. secunda (Howell) Dorn   14 IPCN online Rollins, R. C. 1983. Interspecific hybridization and taxon uniformity in Arabis (Cruciferae). Amer. J. Bot. 70: 625–634.
!   Arabis holboellii var. retrofracta (Graham) Rydb. Boechera holboellii var. secunda (Howell) Dorn   14 IPCN66 Rollins 1966