Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Lamiids: Lamiales
WEAKLEY'S FLORA (11/30/12):
Physostegia leptophylla
FAMILY
Lamiaceae
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Tidal Marsh Obedient-plant at Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Physostegia leptophylla
FAMILY
Lamiaceae
INCLUDED WITHIN
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 164-13-002?:
Dracocephalum purpureum
FAMILY
Lamiaceae
INCLUDING
Manual of the Southeastern Flora (Small, 1933, 1938)
Dracocephalum leptophyllum
COMMON NAME:
Tidal Marsh Obedient-plant, Swamp Obedient-plant, Narrowleaf Obedient-plant, Slenderleaf False Dragonhead
To see larger pictures, click or hover over the thumbnails.
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Sam Pratt sbp_img_0082
June Georgetown County SC
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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).
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Sam Pratt sbp_img_0096
June Georgetown County SC
Uppermost leaves below terminal raceme usually much larger than floral bracts, per Weakley's Flora.
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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 (2015).
WEAKLEY'S FLORA (11/30/12):
Physostegia leptophylla
FAMILY
Lamiaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Physostegia leptophylla
FAMILY
Lamiaceae
INCLUDED WITHIN
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 164-13-002?:
Dracocephalum purpureum
FAMILY
Lamiaceae
INCLUDING
Manual of the Southeastern Flora (Small, 1933, 1938)
Dracocephalum leptophyllum
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
Click here to see a more detailed map from University of North Carolina at Chapel Hill Herbarium,
or click here to see a map from SERNEC, a consortium of southeastern herbaria.
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!