Heterotheca nervosa var. microcephala (Small) Shinners ex H.E.Ahles

Nomenclatural References

• person : Harry E. Ahles (1924-1981) Based on occurrence of standard abbreviation 'H.E.Ahles' in the authors string.
• person : John Kunkel Small (1869-1938) Based on occurrence of standard abbreviation 'Small' in the authors string.
• person : Lloyd Herbert Shinners (1918-1971) Based on occurrence of standard abbreviation 'Shinners' in the authors string.
• database : The Plant List v1.1 record gcc-46394
• database : The Plant List version 1.0, record: gcc-46394