OF THE CAROLINAS & GEORGIA

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

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Trichostema setaceum   FAMILY Lamiaceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Trichostema setaceum   FAMILY Lamiaceae

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

Trichostema setaceum

SYNONYMOUS WITH Floristic Synthesis of North America (Kartesz, 1999)

Trichostema setaceum

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 164-01-001:

Trichostema setaceum   FAMILY Lamiaceae

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

Trichostema dichotomum var. lineare

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

Trichostema lineare

 

COMMON NAME:
Narrowleaf Blue Curls


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

image of Trichostema setaceum, Narrowleaf Blue Curls

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_trli5_001_lvd

        

image of Trichostema setaceum, Narrowleaf Blue Curls

JK Marlow    jkm230808_4778

August    Pickens County    SC

Glassy Mountain Heritage Preserve

Leaves narrow, less than 1/4" (5mm) wide, per Wildflowers of the Sandhills Region (Sorrie, 2011).

image of Trichostema setaceum, Narrowleaf Blue Curls

JK Marlow    jkm230808_4778b

August    Pickens County    SC

Glassy Mountain Heritage Preserve

Leaves short-petioled to sessile, linear and bluntly pointed, to 2" long, smooth, per Wildflowers of the Atlantic Southeast (Cotterman, Waitt, & Weakley, 2019).


click here to see other plants that look similar to this COMPARE leaves of Blue Curls species

image of Trichostema setaceum, Narrowleaf Blue Curls

JK Marlow    jkm230905_5223

September    Pickens County    SC

Glassy Mountain Heritage Preserve

image of Trichostema setaceum, Narrowleaf Blue Curls

JK Marlow    jkm230905_5237

September    Pickens County    SC

Glassy Mountain Heritage Preserve

image of Trichostema setaceum, Narrowleaf Blue Curls

JK Marlow    jkm230905_5237b

September    Pickens County    SC

Glassy Mountain Heritage Preserve

image of Trichostema setaceum, Narrowleaf Blue Curls

JK Marlow    jkm230905_5250

September    Pickens County    SC

Glassy Mountain Heritage Preserve

image of Trichostema setaceum, Narrowleaf Blue Curls

JK Marlow    jkm230905_5256

September    Pickens County    SC

Glassy Mountain Heritage Preserve

image of Trichostema setaceum, Narrowleaf Blue Curls

JK Marlow    jkm201002_7473

October    Pickens County    SC

Glassy Mountain Heritage Preserve

image of Trichostema setaceum, Narrowleaf Blue Curls

JK Marlow    jkm201002_7486

October    Pickens County    SC

Glassy Mountain Heritage Preserve

image of Trichostema setaceum, Narrowleaf Blue Curls

JK Marlow    jkm201002_7493

October    Pickens County    SC

Glassy Mountain Heritage Preserve

Mericarps brownish to olive or blackish, dull, obovoid, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

image of Trichostema setaceum, Narrowleaf Blue Curls

JK Marlow    jkm201002_7495

October    Pickens County    SC

Glassy Mountain Heritage Preserve

The one-nerved linear leaves are at least 6 times longer than wide, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).

image of Trichostema setaceum, Narrowleaf Blue Curls

JK Marlow    jkm201002_7496

October    Pickens County    SC

Glassy Mountain Heritage Preserve

Calyx 2-lipped, the lower lip's three teeth longer than the upper lip's two, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

image of Trichostema setaceum, Narrowleaf Blue Curls

JK Marlow    jkm201002_7514

October    Pickens County    SC

Glassy Mountain Heritage Preserve

image of Trichostema setaceum, Narrowleaf Blue Curls

Steve Marlow    snm20060bluecurls5sel

October    Pickens County    SC

Glassy Mountain Heritage Preserve

Corolla 5-lobed, lowest lobe lip-like, stamens curl downward almost to the lip, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Trichostema setaceum   FAMILY Lamiaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Trichostema setaceum   FAMILY Lamiaceae

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

SYNONYMOUS WITH Floristic Synthesis of North America (Kartesz, 1999)
Trichostema setaceum

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 164-01-001:
Trichostema setaceum   FAMILY Lamiaceae

SYNONYMOUS WITH Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Trichostema dichotomum var. lineare

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

 

Find by SCIENTIFIC NAME:

1918

Forb
Annual/Weak perennial

Habitat: Thin soils around rock outcrops, especially granite flatrocks, dry sandy soils of the Coastal Plain, per Weakley's Flora

Native to the Carolinas & Georgia

Uncommon (rare in NC)

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

LEAVES:
Simple
Opposite

FLOWER:
Summer/Fall
Blue/Violet
Bilaterally symmetrical
2-lipped calyx
5-lobed corolla
4 exserted stamens
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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