Helianthus nuttallii subsp. coloradensis (Cockerell) R.W.Long Rhodora 56: 199 (1954)

Nomenclatural References

• literature : Rhodora 56: 199. 1954 BHL link from IPNI metadata.
• person : Robert William Long (1927-1976) Based on occurrence of standard abbreviation 'R.W.Long' in the authors string.
• person : Theodore Dru Alison Cockerell (1866-1948) Based on occurrence of standard abbreviation 'Cockerell' in the authors string.
• database : IPNI record: 119195-2
• database : The Plant List version 1.0, record: gcc-57629
• database : The Plant List version 1.1, record: gcc-57629