Thalictrum occidentale var. megacarpum (Torr. ex Rydb.) H.St.John Fl. S.-E. Washington : 158 (1937)

Nomenclatural References

• person : Harold St. John (1892-1991) Based on occurrence of standard abbreviation 'H.St.John' in the authors string.
• person : John Torrey (1796-1873) Based on occurrence of standard abbreviation 'Torr.' in the authors string.
• person : Per Axel Rydberg (1860-1931) Based on occurrence of standard abbreviation 'Rydb.' in the authors string.
• database : IPNI record: 250814-2
• database : The Plant List version 1.0, record: tro-50078441
• database : The Plant List version 1.1, record: tro-50078441