Robert W. Freckmann Herbarium


  Physostegia virginiana (L.) Benth. subsp. virginiana image
Photographer: Robert Bierman           

Botanical Illustration

Botanical Illustration

Richard Bauer

Merel R. Black

Merel R. Black

Christopher Noll

Christopher Noll

Robert H. Read

Steve C. Garske

Steve C. Garske

Stephen L. Solheim
Family Lamiaceae
Physostegia virginiana (L.) Benth. subsp. virginiana
false dragonhead, obedience
Physostegia: Greek for "bladder covering" referring to somewhat inflated appearance of flower
virginiana: of Virginia
County distribution map- click for detailed distribution maps.
Detailed Distribution:
Town Range Maps
Google Dot Maps
Status: Native
Plant: erect, perennial, 2'-5' tall forb, hairless; stems square, often branched toward the top; long horizontal, clone forming rhizomes
Flower: pink, 5-parted, 2/3"-1 1/3" long; inflorescence a 2"-6" tall, terminal cluster (raceme) with each stalked flower from the axil of a small leaf-like bract; flower drawing blooms Aug.-Oct.
Fruit:1-seeded, smooth nutlet
Leaf:opposite, mostly stalkless, usually toothed
Habitat: full to partial sun; dry to moderate moisture; woods, prairies; in sandy, loamy soil
(Glossary)

More Information Natural Communities Herbarium Specimens
All Physostegia list Google- Images or Text
Synonyms 
Dracocephalum denticulatum Aiton
Dracocephalum formosius (Lunell) Rydb.
Dracocephalum virginianum L.
Physostegia denticulata (Aiton) Britton
Physostegia formosior Lunell
Physostegia granulosa Fassett
Physostegia speciosa (Sweet) Sweet
Physostegia speciosa (Sweet) Sweet var. glabriflora Fassett
Physostegia virginiana (L.) Benth. var. elongata B.Boivin
Physostegia virginiana (L.) Benth. var. formosior (Lunell) B.Boivin
Physostegia virginiana (L.) Benth. var. granulosa (Fassett) Fernald
Physostegia virginiana (L.) Benth. var. speciosa (Sweet) A.Gray
Physostegia virginiana (L.) Benth. var. virginiana

         
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