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CCDB → Angiosperms → Cactaceae → Cylindropuntia → Cylindropuntia spinosior (Engelm.) F. M. Knuth
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Cylindropuntia spinosior (Engelm.) F. M. Knuth | Cylindropuntia spinosior (Engelm.) F. M. Knuth | 11 | Baker, 2009 | |||
| Opuntia spinosior (Engelm.) Toumey | Cylindropuntia spinosior (Engelm.) F. M. Knuth | 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 spinosior (Engelm.) Toumey | Cylindropuntia spinosior (Engelm.) F. M. Knuth | 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 spinosior (Engelm.) Toumey | Cylindropuntia spinosior (Engelm.) F. M. Knuth | 22, 33 | IPCN online | Baker, M. A. & D. J. Pinkava. 1987. A cytological and morphometric analysis of a triploid apomict, Opuntia x kelvinensis (subgenus Cylindropuntia, Cactaceae). Brittonia 39(3): 387–401. | |||
| Opuntia spinosior (Engelm.) Toumey | Cylindropuntia spinosior (Engelm.) F. M. Knuth | 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 spinosior (Engelm.) Toumey | Cylindropuntia spinosior (Engelm.) F. M. Knuth | 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 spinosior (Engelm.) Toumey | Cylindropuntia spinosior (Engelm.) F. M. Knuth | 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. | ||
| ! | Cylindropuntia spinosior (Engelm.) F. M. Knuth | Cylindropuntia spinosior (Engelm.) F. M. Knuth | 22 | eFlora |