Nomenclature: wfo-0000661316
Echinocereus knippelianus subsp. kruegeri Guía Identific. Cact. Amenazadas México: s.p.. 1997.
Nomenclatural References
- person : Charles Edward Glass (1934-1998) Based on occurrence of standard abbreviation 'Glass' in the authors string.
- person : Robert Alan Foster (1938-2002) Based on occurrence of standard abbreviation 'R.A.Foster' in the authors string.
- database : The Plant List version 1.0, record: kew-2782656
- database : The Plant List version 1.1, record: kew-2782656