CCDB Header
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 → Cactaceae → Cylindropuntia → Opuntia acanthocarpa var. major (Engelm. & J. M. Bigelow) L. D. Benson

9 chromosome counts in Opuntia acanthocarpa var. major (Engelm. & J. M. Bigelow) L. D. Benson:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
!   Opuntia acanthocarpa var. major (Engelm. & J. M. Bigelow) L. D. Benson Cylindropuntia acanthocarpa subsp. major (Engelm. & J. M. Bigelow) U. Guzmán 11   IPCN online Pinkava, D. J. & B. D. Parfitt. 1982. Chromosome numbers in some cacti of western North America IV. Bull Torrey Bot. Club. 109: 121–128.
!   Opuntia acanthocarpa var. major (Engelm. & J. M. Bigelow) L. D. Benson Cylindropuntia acanthocarpa subsp. major (Engelm. & J. M. Bigelow) U. Guzmán 11   IPCN online Pinkava, D. J., M. A. Baker, B. D. Parfitt, M. W. Mohlenbrock & R. D. Worthington. 1985. Chromosome numbers in some cacti of western North America-V. Syst. Bot. 10: 471–483.
!   Opuntia acanthocarpa var. major (Engelm. & J. M. Bigelow) L. D. Benson Cylindropuntia acanthocarpa subsp. major (Engelm. & J. M. Bigelow) U. Guzmán 11   IPCN online Pinkava, D. J., B. D. Parfitt, M. A. Baker & R. D. Worthington. 1992. Chromosome numbers in some cacti of western North America---VI, with nomenclatural changes. Madroño 39(2): 98–113.
!   Opuntia acanthocarpa var. major (Engelm. & J. M. Bigelow) L. D. Benson Cylindropuntia acanthocarpa subsp. major (Engelm. & J. M. Bigelow) U. Guzmán 11   IPCN online Pinkava, D. J., J. P. Rebman & M. A. Baker. 1998. Chromosome numbers in some cacti of western North America---VII. Haseltonia 6: 32–41.
!   Opuntia acanthocarpa var. major (Engelm. & J. M. Bigelow) L. D. Benson Cylindropuntia acanthocarpa subsp. major (Engelm. & J. M. Bigelow) U. Guzmán 11   IPCN online Pinkava, D. J., B. D. Parfitt, M. A. Baker & R. D. Worthington. 1992. Chromosome numbers in some cacti of western North America---VI, with nomenclatural changes. Madroño 39(2): 98–113.
!   Opuntia acanthocarpa var. major (Engelm. & J. M. Bigelow) L. D. Benson Cylindropuntia acanthocarpa subsp. major (Engelm. & J. M. Bigelow) U. Guzmán 11   IPCN online Pinkava, D. J., M. A. Baker, B. D. Parfitt, M. W. Mohlenbrock & R. D. Worthington. 1985. Chromosome numbers in some cacti of western North America-V. Syst. Bot. 10: 471–483.
!   Opuntia acanthocarpa var. major (Engelm. & J. M. Bigelow) L. D. Benson Cylindropuntia acanthocarpa subsp. major (Engelm. & J. M. Bigelow) U. Guzmán 11   IPCN online Pinkava, D. J., M. A. Baker, B. D. Parfitt, M. W. Mohlenbrock & R. D. Worthington. 1985. Chromosome numbers in some cacti of western North America-V. Syst. Bot. 10: 471–483.
!   Opuntia acanthocarpa var. major (Engelm. & J. M. Bigelow) L. D. Benson Cylindropuntia acanthocarpa subsp. major (Engelm. & J. M. Bigelow) U. Guzmán 11   IPCN67-71 PINKAVA, D.J., & M.G. MCLEOD. 1971. Chromosome numbers in some cacti of western North America. Brittonia 23: 171-176.
!   Opuntia acanthocarpa var. major (Engelm. & J. M. Bigelow) L. D. Benson Cylindropuntia acanthocarpa subsp. major (Engelm. & J. M. Bigelow) U. Guzmán 11   IPCN73-74 PINKAVA, D.J., M.G. MCLEOD, L.A. MCGILL, & R.C. BROWN. 1973. Chromosome numbers in some cacti of western North America-II. Brittonia 25: 2-9.