Penstemon menziesii var. lewisii (Benth.) A.Gray Proc. Amer. Acad. Arts 6: 56 (1862)

Nomenclatural References

• literature : Proc. Amer. Acad. Arts 6: 56. 1862 as Pentstemon BHL link from IPNI metadata.
• person : Asa Gray (1810-1888) Based on occurrence of standard abbreviation 'A.Gray' in the authors string.
• person : Augustin Pyramus de Candolle (1778-1841) Based on occurrence of standard abbreviation 'DC.' in the authors string.
• person : George Bentham (1800-1884) Based on occurrence of standard abbreviation 'Benth.' in the authors string.
• database : IPNI record: 187481-2