Native & Naturalized Plants of the Carolinas & Georgia


3090

Forb
Perennial

Native to the Carolinas & Georgia
Documented growing wild in GA NC SC

Uncommon

Look for it in bottomland hardwood forests, swamps, tidal freshwater or slightly brackish (oligohaline) marshes, rarely wet savannas (GA), per Weakley's Flora

map
To see a detailed map, click here

 

...Wet

LEAVES:
Simple
Opposite

RHIZOMES? STOLONS?
Rhizomes long, horizontal; plants forming clonal patches

FLOWER:
Spring/Summer
Pink/Lavender
Bisexual
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

FRUIT:
Summer/Fall
Olive-brown
Schizocarp of mericarps

 

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



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

WEAKLEY'S FLORA (11/30/12):
Physostegia leptophylla   FAMILY Lamiaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Physostegia leptophylla   FAMILY Lamiaceae

LESS THAN VASCULAR FLORA OF THE CAROLINAS (1968) 164-13-002?:
Dracocephalum purpureum   FAMILY Lamiaceae

GREATER THAN Manual of the Southeastern Flora (Small, 1933)
Dracocephalum leptophyllum

 

COMMON NAME:
Tidal Marsh Obedient-plant, Swamp Obedient-plant, Narrowleaf Obedient-plant, False Dragonhead


Click or hover over the thumbnails to see larger pictures.

image of Physostegia leptophylla

Sam Pratt    sbp_img_0082

June    Georgetown County    SC

image of Physostegia leptophylla

Sam Pratt    sbp_img_0082_cropped

June    Georgetown County    SC

Leaf margins wavy (undulate) or w low rounded teeth; upper lvs clasp stem, per Protected Plants of Georgia, Georgia DNR (Patrick, Allison & Krakow, 1995).

image of Physostegia leptophylla

Sam Pratt    sbp_img_0096

June    Georgetown County    SC

Uppermost leaves below terminal raceme usually much larger than floral bracts, per Weakley's Flora.

image of Physostegia leptophylla

Sam Pratt    sbp_img_0097

June    Georgetown County    SC

Flowering calyx tube 3-7(8)mm long; flowers usually > 20mm long, per Weakley's Flora.