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 incanum +   FAMILY Lamiaceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Pycnanthemum incanum +   FAMILY Lamiaceae

SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)

Pycnanthemum incanum +

INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 164-28-008:

Pycnanthemum incanum   FAMILY Lamiaceae

 

COMMON NAME:
Hoary Mountain-mint, White Mountain-mint


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

image of Pycnanthemum incanum +, Hoary Mountain-mint, White Mountain-mint

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_koin_001_lvd

        

image of Pycnanthemum incanum +, Hoary Mountain-mint, White Mountain-mint

JK Marlow    jkm230331_2261

March    Spartanburg County    SC

image of Pycnanthemum incanum +, Hoary Mountain-mint, White Mountain-mint

JK Marlow    jkm230331_2262

March    Spartanburg County    SC

image of Pycnanthemum incanum +, Hoary Mountain-mint, White Mountain-mint

JK Marlow    jkm0404g_09

April    Haywood County    NC

Corneille Bryan Native Garden

Pubescence variable thoughout the species, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

image of Pycnanthemum incanum +, Hoary Mountain-mint, White Mountain-mint

Gill Newberry    gn07_p_incanum_flowers

July        

image of Pycnanthemum incanum +, Hoary Mountain-mint, White Mountain-mint

Gill Newberry    gn07_p_incanum_inf

July        

image of Pycnanthemum incanum +, Hoary Mountain-mint, White Mountain-mint

Gill Newberry    gn07_p_incanum_plant

July        

image of Pycnanthemum incanum +, Hoary Mountain-mint, White Mountain-mint

JK Marlow    jkm0307m_36

July    Oconee County    SC

Sumter National Forest: Andrew Pickens Ranger District

Upper portions of this plant appear white-powdery from a fine pubesence, per Wildflowers of the Southern Mountains (Smith, 1998).

image of Pycnanthemum incanum +, Hoary Mountain-mint, White Mountain-mint

JK Marlow    jkm0507m_02

July    Oconee County    SC

Leaves ovate to elliptic to lanceolate, tips acute, margins shallow serrate, per Forest Plants of the Southeast and Their Wildlife Uses (Miller & Miller, 2005).

image of Pycnanthemum incanum +, Hoary Mountain-mint, White Mountain-mint

JK Marlow    jkm0507m_07

July    Oconee County    SC

Leaves increasingly dense whitish hairy towards flowers, per Forest Plants of the Southeast and Their Wildlife Uses (Miller & Miller, 2005).

image of Pycnanthemum incanum +, Hoary Mountain-mint, White Mountain-mint

JK Marlow    jkm0507m_10

July    Oconee County    SC

image of Pycnanthemum incanum +, Hoary Mountain-mint, White Mountain-mint

JK Marlow    jkm0507m_10b

July    Oconee County    SC

Corolla spotted with purple, stamens extended - A very showy flower, per Forest Plants of the Southeast and Their Wildlife Uses (Miller & Miller, 2005).

image of Pycnanthemum incanum +, Hoary Mountain-mint, White Mountain-mint

Bobbie L Holt    blh1172_a

August    Anderson County    SC

Carolina Wild Native Plant Nursery

Flowers clustered at terminals with whitish floral leaves and bracts, per Forest Plants of the Southeast and Their Wildlife Uses (Miller & Miller, 2005).

image of Pycnanthemum incanum +, Hoary Mountain-mint, White Mountain-mint

JK Marlow    jkm140817_824

August    Spartanburg County    SC

image of Pycnanthemum incanum +, Hoary Mountain-mint, White Mountain-mint

JK Marlow    jkm140817_827

August    Spartanburg County    SC

image of Pycnanthemum incanum +, Hoary Mountain-mint, White Mountain-mint

JK Marlow    jkm170826_783

August    Spartanburg County    SC

 

 

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

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Pycnanthemum incanum +   FAMILY Lamiaceae

SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Pycnanthemum incanum +

INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 164-28-008:
Pycnanthemum incanum   FAMILY Lamiaceae

 

Find by SCIENTIFIC NAME:

1172

Forb
Perennial

Look for it in forests and woodland borders, per Weakley's Flora

Native to the Carolinas & Georgia

Common, uncommon, or rare - depending on variety & region

map
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 to lavender spotted with purple
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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