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CCDB → Angiosperms → Cactaceae → Opuntia → Opuntia erinacea Engelm. & J. M. Bigelow
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Opuntia erinacea var. erinacea | Opuntia erinacea Engelm. & J. M. Bigelow | 22 | 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 erinacea var. erinacea | Opuntia erinacea Engelm. & J. M. Bigelow | 22 | 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 erinacea Engelm. & J. M. Bigelow | Opuntia erinacea Engelm. & J. M. Bigelow | 22 | IPCN73-74 | YUASA, H., H. SHIMIZU, S. KASHIWAI, & N. KONDO. 1974. Chromosome numbers and their bearing on the geographic distribution in the subfamily Opuntioideae (Cactaceae). Rep. Inst. Breed. Research, Tokyo Univ. Agri. No. 4: 1-10. | ||
| ! | Opuntia erinacea var. erinacea | Opuntia erinacea Engelm. & J. M. Bigelow | 22 | 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. | ||
| ! | Opuntia polyacantha var. erinacea (Engelm. & J. M. Bigelow) B. D. Parfitt | Opuntia erinacea Engelm. & J. M. Bigelow | 44 | eFlora |