OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Lamiids: Lamiales

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Physostegia virginiana ssp. virginiana   FAMILY Lamiaceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Physostegia virginiana ssp. virginiana   FAMILY Lamiaceae

SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2015)

Physostegia virginiana ssp. virginiana

SYNONYMOUS WITH Manual of Vascular Plants of NE US & Adjacent Canada (Gleason & Cronquist,1991)

Physostegia virginiana var. virginiana

SYNONYMOUS WITH A monograph of the genus Physostegia (Labiatae) (Cantino, 1982)

Physostegia virginiana ssp. virginiana

INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 164-13-001:

Dracocephalum virginianum   FAMILY Lamiaceae

INCLUDED WITHIN Manual of the Southeastern Flora (Small, 1933, 1938)

Dracocephalum virginianum

 

COMMON NAME:
Northern Obedient-plant, False Dragonhead


         To see larger pictures, click or hover over the thumbnails.

image of Physostegia virginiana ssp. virginiana, Northern Obedient-plant, False Dragonhead

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_drvi3_001_lvd

        

image of Physostegia virginiana ssp. virginiana, Northern Obedient-plant, False Dragonhead

JK Marlow    jkm0406a_26

June    York County    SC

Daniel Stowe Botanical Garden

Leaves are narrowly lanceolate and sharply toothed, per Wildflowers of the Southern Mountains (Smith, 1998).

image of Physostegia virginiana ssp. virginiana, Northern Obedient-plant, False Dragonhead

JK Marlow    jkm0308s_22

August    Haywood County    NC

Corneille Bryan Native Garden

image of Physostegia virginiana ssp. virginiana, Northern Obedient-plant, False Dragonhead

Keith Bradley    kab_p_virginiana_78601

August        Canada

Montreal Botanical Garden

The upper lip is entire and helmet-like; lower lip is shorter with 3 lobes, per Wildflowers of Tennessee (Carman, 2005).

image of Physostegia virginiana ssp. virginiana, Northern Obedient-plant, False Dragonhead

Keith Bradley    kab_p_virginiana_78607

August        Canada

Montreal Botanical Garden

Each plant has four rows of 1" long zygomorphic flowers, per Wild Flowers of NC, 1st edition.

image of Physostegia virginiana ssp. virginiana, Northern Obedient-plant, False Dragonhead

JK Marlow    jkm0509f_22

September    Rutherford County    NC

In cultivation

Calyx lobes ascending and less than 1/3 the length of the tube, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Physostegia virginiana ssp. virginiana   FAMILY Lamiaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Physostegia virginiana ssp. virginiana   FAMILY Lamiaceae

SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2015)
Physostegia virginiana ssp. virginiana

SYNONYMOUS WITH Manual of Vascular Plants of NE US & Adjacent Canada (Gleason & Cronquist,1991)
Physostegia virginiana var. virginiana

SYNONYMOUS WITH A monograph of the genus Physostegia (Labiatae) (Cantino, 1982)
Physostegia virginiana ssp. virginiana

INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 164-13-001:
Dracocephalum virginianum   FAMILY Lamiaceae

INCLUDED WITHIN Manual of the Southeastern Flora (Small, 1933, 1938)
Dracocephalum virginianum

 

Find by SCIENTIFIC NAME:

485

Forb
Perennial

Habitat: Streambanks, seepages, marshes, grassy balds (native occurrences usually over mafic or calcareous rocks), other open or semi-open moist to wet habitats, disturbed areas, ditches, per Weakley's Flora

Native to the Carolinas

Rare

map
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.

LEAVES:
Simple
Opposite

FLOWER:
Summer/Fall
Pink/Lavender
Bilaterally symmetrical
5-lobed campanulate calyx
2-lipped tubular corolla, upper lip hood-like
4 stamens, arched under the corolla's upper lip
Superior ovary
Bisexual

FRUIT:
Summer/Fall
Olive-brown
Schizocarp of mericarps

 

TO LEARN MORE about this plant, look it up in a good book!



 


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