Pycnanthemum incanum var. albescens (Torr. & A.Gray) Chapm. Fl. South. U.S. : 314 (1860)

Nomenclatural References

• literature : Fl. South. U.S. 314. 1860 BHL link from IPNI metadata.
• person : Alvan Wentworth Chapman (1809-1899) Based on occurrence of standard abbreviation 'Chapm.' in the authors string.
• person : Asa Gray (1810-1888) Based on occurrence of standard abbreviation 'A.Gray' in the authors string.
• person : John Torrey (1796-1873) Based on occurrence of standard abbreviation 'Torr.' in the authors string.
• database : IPNI record: 214738-2
• database : The Plant List v1.1 record kew-171048
• database : The Plant List version 1.0, record: kew-171048