Annotations and/or curatorial actions | 1: Opuntia acanthocarpa Engelm. & J. M. Bigelow var. coloradensis L. D. Benson, Nov 19, 1997 | | | | 2: Opuntia acanthocarpa Engelm. & J. M. Bigelow var. coloradensis L. D. Benson, Donald John Pinkava and Jon P. Rebman, 1995 | | | | 3: Opuntia acanthocarpa Engelm. & J. M. Bigelow var. coloradensis L. D. Benson, Marc A. Baker, August 1986 | | | | 4: Opuntia Mill., T. S. Brandegee | | | | current determination (uncorrected): Cylindropuntia acanthocarpa (Engelm. & J. M. Bigelow) F. M. Knuth var. acanthocarpa, M. Baker, January 2015 | | | |
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