Physostegia pulchella Jacques species synonym

Physostegia virginiana subsp. rosea J.R.Duncan & V.C.Davies subspecies synonym

Physostegia virginiana subsp. alba J.R.Duncan & V.C.Davies subspecies synonym

Physostegia virginiana var. speciosa (Sweet) A.Gray variety synonym

Physostegia virginiana var. reducta B.Boivin variety synonym

Physostegia virginiana var. granulosa (Fassett) Fernald variety synonym

Physostegia virginiana var. formosior (Lunell) B.Boivin variety synonym

Physostegia virginiana var. elongata B.Boivin variety synonym

Physostegia virginiana var. denticulata (Aiton) A.Gray variety synonym

Physostegia virginiana f. candida Benke form synonym

Physostegia virginiana f. alba (J.W.Moore) B.Boivin form synonym

Physostegia variegata Benth. species synonym

Physostegia speciosa var. glabriflora Fassett variety synonym

Physostegia serotina Shinners species synonym

Physostegia praemorsa Shinners species synonym

Physostegia nivea Lundell species synonym

Physostegia latidens House species synonym

Physostegia imbricata Hook. species heterotypic synonym

Physostegia granulosa Fassett species synonym

Physostegia formosior f. alba J.W.Moore form synonym

Physostegia virginiana subsp. praemorsa (Shinners) P.D.Cantino subspecies accepted

Prasium incarnatum Walter species synonym

Prasium coccineum Walter species synonym

Dracocephalum virginianum var. speciosum Farw. variety synonym

Dracocephalum virginianum var. granulosum (Fassett) Core variety synonym

Dracocephalum virginianum var. album Nutt. variety synonym

Dracocephalum variegatum Vent. species synonym

Dracocephalum regelii Voss species synonym

Dracocephalum louisianum Lem. species synonym

Dracocephalum lancifolium Moench species synonym

Dracocephalum formosius (Lunell) Rydb. species synonym

Dracocephalum denticulatum var. obovatum Farw. variety synonym

Physostegia denticulata (Aiton) Britton species synonym

Physostegia virginiana var. virginiana variety synonym

Physostegia virginiana var. denticulata (Aiton) Chapm. variety synonym

Physostegia speciosa (Sweet) Sweet species synonym

Physostegia formosior Lunell species synonym

Physostegia virginiana subsp. virginiana subspecies accepted

Dracocephalum denticulatum Aiton species synonym

Physostegia virginiana var. arenaria Shimek variety synonym

Dracocephalum speciosum Sweet species heterotypic synonym