Echinocereus pensilis (K.Brandegee) J.A.Purpus in Monatsschr. Kakteenk. 18: 5. 1908.

Nomenclatural References

• person : Josef Anton Purpus (1860-1932) Based on occurrence of standard abbreviation 'J.A.Purpus' in the authors string.
• person : Mary Katharine Brandegee (1844-1920) Based on occurrence of standard abbreviation 'K.Brandegee' in the authors string.
• database : The Plant List version 1.0, record: kew-2782750
• database : The Plant List version 1.1, record: kew-2782750