Physostegia virginiana var. elongata B. Boivin
Physostegia virginiana var. elongata B. Boivin is a synonym sensu WCSP of:
Physostegia virginiana (Linnaeus) Bentham subsp. virginiana, an accepted subspecies name sensu FNA Ed. Comm., in prep. i.
Physostegia virginiana var. elongata B. Boivin is a synonym sensu WCSP of:
Physostegia virginiana (Linnaeus) Bentham subsp. virginiana, an accepted subspecies name sensu FNA Ed. Comm., in prep. i.