perennial sunflower
perennial sunflower (GRIN, 2010) is a synonym English vernacular name for:
Helianthus ×laetiflorus Persoon , an accepted species name sensu FNA Ed. Comm., 2006c.
perennial sunflower (GRIN, 2010) is a synonym English vernacular name for:
Helianthus ×laetiflorus Persoon , an accepted species name sensu FNA Ed. Comm., 2006c.