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 it to the forms submit new counts, or report erroneous counts.


CCDBGymnospermsEphedraceaeEphedraEphedra gerardiana

9 chromosome counts in Ephedra gerardiana:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
!   Ephedra gerardiana Ephedra gerardiana Wall. ex Stapf   56 IPCN72 KAWATANI, T., S. FUJITA, T. OHNO, N. KUBOKI, & K. HOSHIZAKI. 1959. On the alkaloidal content of ephedras cultivated at Kasukabe. J. Pharmaceutical soc. Jap. 79(3): 392-393.
!   Ephedra gerardiana Wall. ex Stapf Ephedra gerardiana Wall. ex Stapf   28 IPCN online Chouhdry, A. S. 1984. Karyomorphological and cytological studies in Ephedra. J. Sci. Hiroshima Univ., Ser. B,. 19: 57–109.
!   Ephedra gerardiana Wall. ex Stapf Ephedra gerardiana Wall. ex Stapf   28 IPCN online Leitch, I. J., L. Hanson, M. Winfield, J. Parker & M. D. Bennett. 2001. Nuclear DNA C-values complete familial representation in gymnosperms. Ann. Bot. (Oxford) 88: 843–849.
!   Ephedra gerardiana Wall. ex Stapf Ephedra gerardiana Wall. ex Stapf   14,28,56 eFlora  
!   Ephedra gerardiana Wall. ex Stapf Ephedra gerardiana Wall. ex Stapf   14 Darlington, 1955 Mehra 1946
!   Ephedra gerardiana Wall. ex Stapf Ephedra gerardiana Wall. ex Stapf   28 Darlington, 1955 Mehra 1934
  Ephedra gerardiana var. saxatilis Stapf Ephedra gerardiana var. sikkimensis Stapf   28 IPCN online Chouhdry, A. S. 1984. Karyomorphological and cytological studies in Ephedra. J. Sci. Hiroshima Univ., Ser. B,. 19: 57–109.
!   Ephedra saxatilis (Stapf) Royle ex Florin Ephedra gerardiana var. sikkimensis Stapf   28 eFlora  
!   Ephedra saxatilis (Stapf) Royle ex Florin Ephedra gerardiana var. sikkimensis Stapf   28 Darlington, 1955 Mehra 1946