Helianthus uniflorus Nuttall
Helianthus uniflorus Nuttall is a synonym sensu FNA Ed. Comm., 2006c of:
Helianthella uniflora subsp. douglasii (Torrey & A. Gray) W.A. Weber, an accepted subspecies name sensu FNA Ed. Comm., 2006c.
Helianthus uniflorus Nuttall is a synonym sensu FNA Ed. Comm., 2006c of:
Helianthella uniflora subsp. douglasii (Torrey & A. Gray) W.A. Weber, an accepted subspecies name sensu FNA Ed. Comm., 2006c.