Penstemon hansonii A.Nelson Publ. Sci. Univ. Wyoming, Bot. 1: 129 (1926)

Nomenclatural References

• person : Aven Nelson (1859-1952) Based on occurrence of standard abbreviation 'A.Nelson' in the authors string.
• database : IPNI record: 187526-2
• database : The Plant List version 1.0, record: kew-2549971
• database : The Plant List version 1.1, record: kew-2549971