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
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Narrowleaf Blue Curls at Vascular Plants of North Carolina.
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.
)
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_trli5_001_lvd
)
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).
)
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).
COMPARE
leaves of Blue Curls species
)
JK Marlow jkm230905_5223
September Pickens County SC
Glassy Mountain Heritage Preserve
)
JK Marlow jkm230905_5237
September Pickens County SC
Glassy Mountain Heritage Preserve
)
JK Marlow jkm230905_5237b
September Pickens County SC
Glassy Mountain Heritage Preserve
)
JK Marlow jkm230905_5250
September Pickens County SC
Glassy Mountain Heritage Preserve
)
JK Marlow jkm230905_5256
September Pickens County SC
Glassy Mountain Heritage Preserve
)
JK Marlow jkm201002_7473
October Pickens County SC
Glassy Mountain Heritage Preserve
)
JK Marlow jkm201002_7486
October Pickens County SC
Glassy Mountain Heritage Preserve
)
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).
)
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).
)
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).
)
JK Marlow jkm201002_7514
October Pickens County SC
Glassy Mountain Heritage Preserve
)
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
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)
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!
- Guide to the Wildflowers of SC, 2nd ed. (McMillan, Porcher, Rayner, & White; 2022) p205
- Newcomb's Wildflower Guide (Newcomb, 1977) p076
- Wildflowers of the Atlantic Southeast (Cotterman, Waitt, & Weakley, 2019) p405
- Wildflowers of the Eastern United States (Duncan & Duncan, 1999) p079
- Field Guide to the Wildflowers of Georgia (Chafin, 2016) p245
- Wildflowers of Tennessee (Carman, 2005) p233
- Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005) p275
- Wildflowers of the Southern Mountains (Smith, 1998) p146
- Wildflowers of the Sandhills Region (Sorrie, 2011) p339
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