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):
Pycnanthemum tenuifolium   FAMILY Lamiaceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Pycnanthemum tenuifolium   FAMILY Lamiaceae

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 164-28-001:

Pycnanthemum tenuifolium   FAMILY Lamiaceae

SYNONYMOUS WITH (MISAPPLIED) Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)

Pycnanthemum flexuosum

SYNONYMOUS WITH (MISAPPLIED) A study of Pycnanthemum (Labiatae) (Grant & Epling, 1943)

Pycnanthemum flexuosum

SYNONYMOUS WITH (MISAPPLIED) Manual of the Southeastern Flora (Small, 1933, 1938)

Koellia flexuosa

 

COMMON NAME:
Narrowleaf Mountain-mint, Slender Mountain-mint, Savanna Mountain-mint


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

image of Pycnanthemum tenuifolium, Narrowleaf Mountain-mint, Slender Mountain-mint, Savanna Mountain-mint

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_kofl_001_lvd

        

image of Pycnanthemum tenuifolium, Narrowleaf Mountain-mint, Slender Mountain-mint, Savanna Mountain-mint

JK Marlow    jkm0506m_02

June    Union County    SC

Sumter National Forest: Tyger Ranger District

Leaves linear, 1-2" long, about 1/8" wide, nearly sessile, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).

image of Pycnanthemum tenuifolium, Narrowleaf Mountain-mint, Slender Mountain-mint, Savanna Mountain-mint

JK Marlow    jkm0506m_04

June    Union County    SC

Sumter National Forest: Tyger Ranger District

Terminal flat-topped clusters of very small heads of tightly packed flower, per All About South Carolina Wildflowers (Midgley, 1999).

image of Pycnanthemum tenuifolium, Narrowleaf Mountain-mint, Slender Mountain-mint, Savanna Mountain-mint

JK Marlow    jkm0506m_07

June    Union County    SC

Sumter National Forest: Tyger Ranger District

image of Pycnanthemum tenuifolium, Narrowleaf Mountain-mint, Slender Mountain-mint, Savanna Mountain-mint

Richard and Teresa Ware    rtw_p_tenuifolium_3

June        

image of Pycnanthemum tenuifolium, Narrowleaf Mountain-mint, Slender Mountain-mint, Savanna Mountain-mint

Stephanie C. Brundage    scb_062421hayesville32

June    Clay County    NC

image of Pycnanthemum tenuifolium, Narrowleaf Mountain-mint, Slender Mountain-mint, Savanna Mountain-mint

John B. Nelson    jbn_3735162320_28992f1fa4

July    Carroll County    VA

Pollinator at work.

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Pycnanthemum tenuifolium   FAMILY Lamiaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Pycnanthemum tenuifolium   FAMILY Lamiaceae

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 164-28-001:
Pycnanthemum tenuifolium   FAMILY Lamiaceae

SYNONYMOUS WITH (MISAPPLIED) Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Pycnanthemum flexuosum

SYNONYMOUS WITH (MISAPPLIED) A study of Pycnanthemum (Labiatae) (Grant & Epling, 1943)
Pycnanthemum flexuosum

SYNONYMOUS WITH (MISAPPLIED) Manual of the Southeastern Flora (Small, 1933, 1938)
Koellia flexuosa

 

Find by SCIENTIFIC NAME:

1175

Forb
Perennial

Habitat: bogs, wet meadows, moist to wet forests, per Weakley's Flora

Native to the Carolinas & Georgia

Common (uncommon in GA Coastal Plain)

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

Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)

LEAVES:
Simple
Opposite

FLOWER:
Summer
White/Pinkish
Bilaterally symmetrical
5-toothed calyx
2-lipped 4-lobed corolla
4 stamens, usually exserted
Superior ovary
Bisexual

FRUIT:
Summer/Fall
Schizocarp of mericarps

 

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



 


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