Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Lobelia siphilitica
FAMILY
Campanulaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Great Blue Lobelia at Vascular Plants of North Carolina.
INCLUDING
PLANTS NATIONAL DATABASE:
Lobelia siphilitica var. siphilitica
FAMILY
Campanulaceae
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Lobelia siphilitica
SYNONYMOUS WITH Keys, distribution, and taxonomic notes for the lobelias (Lobelia, Campanulaceae) of Alabama and adjacent states (Spaulding & Barger, 2016)
Lobelia siphilitica
INCLUDING Floristic Synthesis of North America (Kartesz, 1999)
Lobelia siphilitica var. ludoviciana
INCLUDING Floristic Synthesis of North America (Kartesz, 1999)
Lobelia siphilitica var. siphilitica
INCLUDING Aquatic & Wetland Plants of Southeastern US (Godfrey & Wooten, 1979 & 1981)
Lobelia siphilitica var. siphilitica
SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 178-06-002:
Lobelia siphilitica FAMILY Campanulaceae
SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Lobelia siphilitica
COMMON NAME:
Great Blue Lobelia
To see larger pictures, click or hover over the thumbnails.
)
JK Marlow jkm120815_574
August Haywood County NC
Corneille Bryan Native Garden
)
JK Marlow jkm120815_574b
August Haywood County NC
Corneille Bryan Native Garden
1" bright blue flowers with a white throat stripe, per All About South Carolina Wildflowers (Midgley, 1999).
)
JK Marlow jkm190914_1589
September Swain County NC
Great Smoky Mountains National Park
)
JK Marlow jkm190914_1598
September Swain County NC
Great Smoky Mountains National Park
Lobelia lvs w obscure whitish callus-tipped & oft irregular or divergent teeth, per Weakley's Flora.
)
JK Marlow jkm190914_1600
September Swain County NC
Great Smoky Mountains National Park
Leaves elliptic to lanceolate or oblanceolate, irregularly crenate, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
)
JK Marlow jkm190914_1601
September Swain County NC
Great Smoky Mountains National Park
Corolla's underside pinstriped with broad white and narrow blue-violet lines, per Weakley's Flora (2020).
)
JK Marlow jkm190914_1611
September Swain County NC
Great Smoky Mountains National Park
)
Steve Marlow snm140906_035b
September Jackson County NC
Creekside/Riverside
Calyx lobes 6-12mm long, denticulate & ciliate, base auriculate, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
)
Steve Marlow snm140906_037
September Jackson County NC
Creekside/Riverside
)
JK Marlow jkm111008_901
October Jackson County NC
Balsam Mountain Preserve
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Lobelia siphilitica
FAMILY
Campanulaceae
INCLUDING
PLANTS NATIONAL DATABASE:
Lobelia siphilitica var. siphilitica
FAMILY
Campanulaceae
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Lobelia siphilitica
SYNONYMOUS WITH
Keys, distribution, and taxonomic notes for the lobelias (Lobelia, Campanulaceae) of Alabama and adjacent states (Spaulding & Barger, 2016)
Lobelia siphilitica
INCLUDING
Floristic Synthesis of North America (Kartesz, 1999)
Lobelia siphilitica var. ludoviciana
INCLUDING
Floristic Synthesis of North America (Kartesz, 1999)
Lobelia siphilitica var. siphilitica
INCLUDING
Aquatic & Wetland Plants of Southeastern US (Godfrey & Wooten, 1979 & 1981)
Lobelia siphilitica var. siphilitica
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 178-06-002:
Lobelia siphilitica
FAMILY
Campanulaceae
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Lobelia siphilitica
856
Forb
Perennial
Habitat: Bottomlands, moist forests, ditches, wet meadows, streambanks, per Weakley's Flora
Native to the Carolinas & Georgia
Common in Mountains of GA & NC (rare elsewhere in GA-NC-SC)
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
DOES THE PLANT HAVE "MILKY SAP"?
Has milky sap (latex)
LEAVES:
Simple
Alternate (basal leaves usually absent or withered at flowering)
FLOWER:
Summer/Fall
Blue
(rarely white)
Bilaterally symmetrical
5-lobed calyx
2-lipped 5-lobed corolla
5 stamens, completely united
Bisexual
Flowers in a terminal raceme
FRUIT:
Summer/Fall
Capsule
TO LEARN MORE about this plant, look it up in a good book!
- All About South Carolina Wildflowers (Midgley, 1999) p195
- Gardening with Native Plants of the South (Wasowski & Wasowski, 1994, 2020) p162
- Gardening with the Native Plants of Tennessee (Hunter, 2002) p146
- Great Smoky Mountains Wildflowers (Campbell, Hutson, Sharp, & Hutson, 1962) p128
- Newcomb's Wildflower Guide (Newcomb, 1977) p052
- Wildflowers of the Atlantic Southeast (Cotterman, Waitt, & Weakley, 2019) p402
- Wild Flowers of NC, 2nd edition (Justice, Bell, & Lindsey, 2005) p244
- Wildflowers of Tennessee (Carman, 2005) p258
- Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005) p301
- Wildflowers of the Southern Mountains (Smith, 1998) p169
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