Native & Naturalized Plants of the Carolinas & Georgia


889

Forb
Perennial

Native to the Carolinas & Georgia

Documented growing wild in GA NC SC

Uncommon (rare in Coastal Plain of GA & NC)(common in GA Mtns)

Look for it in mesic to relatively dry forests, mafic and calcareous fens, bogs, forest edges, roadbanks, primarily on circumneutral soils, per Weakley's Flora

map
To see a detailed map, click here

 

full sun partial shade ...Moist ...Variable ...Dry

LEAVES:
Simple
Opposite

FLOWER:
Summer
Yellow
Radially symmetrical
5-lobed calyx
5-lobed rotate corolla
5 stamens & 5 staminodia, united into a very short tube
Superior ovary

Flowers solitary in leaf axils

FRUIT:
Summer/Fall
Capsule

 

TO LEARN MORE about this plant, look it up in a good book!



Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Ericales

WEAKLEY'S FLORA (10/20/20):
Steironema lanceolatum   FAMILY Primulaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Lysimachia lanceolata   FAMILY Primulaceae

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 147-02-003a:
Lysimachia lanceolata var. lanceolata   FAMILY Primulaceae

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

INCLUDING Manual of the Southeastern Flora (Small, 1933)
Steironema heterophyllum

INCLUDING Manual of the Southeastern Flora (Small, 1933)
Steironema lanceolatum

 

COMMON NAME:
Lanceleaf Loosestrife


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

image of Steironema lanceolatum, Lanceleaf Loosestrife

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_stla13_001_lvd

        

image of Steironema lanceolatum, Lanceleaf Loosestrife

JK Marlow    jkm090613_001

June    Greenville County    SC

Ashmore Heritage Preserve

image of Steironema lanceolatum, Lanceleaf Loosestrife

JK Marlow    jkm090613_005

June    Greenville County    SC

Ashmore Heritage Preserve

Leaves mostly sessile, often folded along midrib. Flowers somewhat nodding, per Wildflowers of Tennessee.

image of Steironema lanceolatum, Lanceleaf Loosestrife

JK Marlow    jkm090613_008

June    Greenville County    SC

Ashmore Heritage Preserve

Corolla lobes have finely-toothed margins & a pointed tip, per Wildflowers of Tennessee.

image of Steironema lanceolatum, Lanceleaf Loosestrife

JK Marlow    jkm120623_081

June    Greenville County    SC

Ashmore Heritage Preserve

Leaves tapered at both ends, without a differentiated petiole, per Wildflowers of the Southern Mountains.

image of Steironema lanceolatum, Lanceleaf Loosestrife

JK Marlow    jkm120623_082

June    Greenville County    SC

Ashmore Heritage Preserve

image of Steironema lanceolatum, Lanceleaf Loosestrife

JK Marlow    jkm180607_2791

June    Greenville County    SC

Leaves densely short-ciliate, per Vascular Flora of the Carolinas.

image of Steironema lanceolatum, Lanceleaf Loosestrife

JK Marlow    jkm180607_2792

June    Greenville County    SC

image of Steironema lanceolatum, Lanceleaf Loosestrife

JK Marlow    jkm180607_2797

June    Greenville County    SC

image of Steironema lanceolatum, Lanceleaf Loosestrife

JK Marlow    jkm200623_5976

June    Greenville County    SC

image of Steironema lanceolatum, Lanceleaf Loosestrife

JK Marlow    jkm200623_5978

June    Greenville County    SC

image of Steironema lanceolatum, Lanceleaf Loosestrife

JK Marlow    jkm200623_5980

June    Greenville County    SC

image of Steironema lanceolatum, Lanceleaf Loosestrife

JK Marlow    s090613_cd

June    Greenville County    SC

Ashmore Heritage Preserve

Leaves to 6" long & 0.6" wide, linear to lanceolate or narrowly oblong, per Wildflowers of Tennessee.

image of Steironema lanceolatum, Lanceleaf Loosestrife

JK Marlow    jkm0307f_08

July    Transylvania County    NC

DuPont State Forest

Long-stalked yellow flowers are somewhat nodding and 0.4-0.8" [10-20mm] wide, per Wildflowers of Tennessee.