Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Lamiids: Lamiales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Trichostema dichotomum
FAMILY
Lamiaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Forked Bluecurls at Vascular Plants of North Carolina.
INCLUDED WITHIN
PLANTS NATIONAL DATABASE:
Trichostema dichotomum
FAMILY
Lamiaceae
INCLUDED WITHIN Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Trichostema dichotomum
SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 164-01-002:
Trichostema dichotomum FAMILY Lamiaceae
SYNONYMOUS WITH Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Trichostema dichotomum var. dichotomum
SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Trichostema dichotomum
COMMON NAME:
Common Blue Curls, Forked Bluecurls
To see larger pictures, click or hover over the thumbnails.
)
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_trdi2_001_lvd
)
JK Marlow jkm190129_6331
January Greenville County SC
)
JK Marlow jkm190129_6333
January Greenville County SC
Sepals remain after fruits drop, looking like tiny pointed sugar scoops, per Wildflowers of the Sandhills Region (Sorrie, 2011).
)
Gill Newberry gn09_t_dichotomum
September
)
Gill Newberry gn09_t_dichotomum_flower
September
Flowers are small yet orchidlike and with beautiful architecture, per Wildflowers of the Sandhills Region (Sorrie, 2011).
)
JK Marlow jkm0509d_20
September Greenville County SC
Field
)
JK Marlow jkm080906_001
September Greenville County SC
Leaves are entire, oblong to lanceolate, per Wildflowers of the Southern Mountains (Smith, 1998).
COMPARE
leaves of Blue Curls species
)
JK Marlow jkm080906_001b
September Greenville County SC
2-lipped corolla with 5 lobes, upper 4 ascending, lower curved downward, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).
)
JK Marlow jkm080906_005
September Greenville County SC
)
JK Marlow jkm140909_563
September Greenville County SC
Swamp Rabbit Trail
)
JK Marlow jkm180913_4697
September Greenville County SC
Stems, at least the principal ones, spreading pubescent, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
)
JK Marlow jkm180913_4699
September Greenville County SC
)
JK Marlow jkm180929_5124
September Greenville County SC
)
JK Marlow jkm200903_7073
September Greenville County SC
)
Keith Bradley kab_t_dichotoma_75086
September Miami-Dade County FL
)
Roxanna Martin rlm91111_47
September Spartanburg County SC
)
Roxanna Martin rlm91910_135
September Spartanburg County SC
Stamens curved between lateral corolla lobes & curled downward, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
)
Richard and Teresa Ware rtw_t_dichotomum_2
September
)
Richard and Teresa Ware rtw_t_dichotomum_3
September
)
JK Marlow s050910_a
September Greenville County SC
Field
)
JK Marlow jkm0410d_05
October Greenville County SC
Field
Mericarps brownish to olive or blackish, dull, obovoid, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
)
JK Marlow jkm151107_073
November Greenville County SC
)
Roxanna Martin rlm111409_061
November Spartanburg County SC
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Trichostema dichotomum
FAMILY
Lamiaceae
INCLUDED WITHIN
PLANTS NATIONAL DATABASE:
Trichostema dichotomum
FAMILY
Lamiaceae
INCLUDED WITHIN
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Trichostema dichotomum
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 164-01-002:
Trichostema dichotomum
FAMILY
Lamiaceae
SYNONYMOUS WITH
Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Trichostema dichotomum var. dichotomum
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Trichostema dichotomum
1531
Forb
Annual/Weak perennial
Habitat: Dry woodlands, disturbed areas, thin soils around rock outcrops, per Weakley's Flora
Native to the Carolinas & Georgia
Common
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/Fall
Blue/Violet
Bisexual
Bilaterally symmetrical
2-lipped calyx
5-lobed corolla
4 exserted stamens
Superior ovary
FRUIT:
Summer/Fall
Schizocarp of mericarps
TO LEARN MORE about this plant, look it up in a good book!
- Newcomb's Wildflower Guide (Newcomb, 1977) p076
- Wildflowers of the Atlantic Southeast (Cotterman, Waitt, & Weakley, 2019) p404
- Wildflowers of the Carolina Lowcountry (Porcher, 1995) p157
- Wildflowers of the Eastern United States (Duncan & Duncan, 1999) p079
- Wild Flowers of NC, 2nd edition (Justice, Bell, & Lindsey, 2005) p215
- 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